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    1,500 multiplayer java games source code jobs found

    ...database schema, metadata tables, and file vault structure • Writing repeatable PL/SQL / SQL Plus queries or custom Java-based utilities that can scale to the full production volume • Exporting BOMs, items, revisions, attributes, attachments, and related files in a format Teamcenter import tools will accept (XML, CSV, JT, bulk-load packages, etc.) • Logging, error handling, and reconciliation reports that prove every record in Agile has an exact counterpart in the export set • A short knowledge-transfer session so my internal IT team can rerun the process for dress-rehearsal loads and the final cutover Acceptance criteria 1. 100 % record-level parity between Agile E6 source and the extracted data set, verified by checksum or row counts. 2. ...

    $12 / hr Average bid
    $12 / hr Avg Bid
    5 bids

    ...step in, review the as-built drawings and on-site installations, and issue a formal approval letter (with stamp/seal) confirming full compliance with the 2024 International Residential Code. Scope • Examine the completed MEP and structural systems against the 2024 IRC. • Flag any non-conformities and outline corrective actions, if required. • Once everything satisfies the code, provide signed and sealed documentation acceptable to my local building department (digital + hard copy if requested). What you should bring When you respond, include examples of past work where you have performed similar code reviews and approvals. Demonstrating successful sign-offs for residential projects under recent IRC editions will strengthen your proposal. ...

    $272 Average bid
    $272 Avg Bid
    2 bids
    Trophy icon QR Code Activites fetching
    2 days left

    I already have the CR QR code for my business and now I want it turned into a clean, single-page document. The page must reproduce every detail—fonts, images, spacing—exactly the same in three separate files: PDF, DOC, and HTML. All content, including the full company profile, needs to sit on that one page; please don’t push anything into a side menu or secondary section. The look and feel should remain consistent across the three formats so someone opening any version sees identical typography, graphics, and layout. Deliverables • A print-ready PDF • A fully editable Word document (DOC) • A standards-compliant HTML file with embedded styles/images Send the finished files along with any source assets you create so I can update the...

    $14 Average bid
    Guaranteed
    $14
    16 entries

    ...identify multi-accounts. TENURE / MEMBERSHIP BADGE SYSTEM Automatically displays a badge on user profiles showing how long they've been a member (e.g. "1 Month Member", "6 Month Member", up to "1 Year Member" and beyond). CREDIT / CURRENCY SYSTEM Users can earn, spend, buy, and sell credits. Credits can be used for awards, username icons, and gambling games. USERNAME ICONS Purchasable icons that display next to a user's username. GAMBLING MINI GAMES Slots and blackjack where users can wager their credits. AD MANAGER PLUGIN Seamlessly place ads in the header, footer, sidebar, and within thread displays via the ACP. SHOUTBOX Real-time shoutbox with live updates and admin commands (/mute, /ban, etc.) ─────────────────────────────...

    $656 Average bid
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    131 bids
    I want code
    6 days left
    Verified

    ... specifications into production-ready firmware for the TI TMS320F28062. The hardware design is locked, so the code must make full and reliable use of every on-chip peripheral we have allocated. Core requirements • Communication stacks must be solid and non-blocking for: – CAN (Controller Area Network) – UART – SPI • All timing-critical routines must meet the real-time constraints spelled out in my spec sheet. • The finished code should compile cleanly in Code Composer Studio using TI’s C28x compiler and be ready for flash programming through the standard TI on Code Composer Studio ,Ghidra ,Hex Workshop,TI Hex Utility Deliverables 1. Well-commented source code, organised by module. 2. Compiled binaries an...

    $122 Average bid
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    6 bids

    ...seamlessly into multiplayer sessions. I’m open on genre—puzzle, adventure, or even action—so long as the concept feels fresh and the mechanics stay intuitive for touch controls. You would handle the full development cycle: refining the concept with me, producing art and audio that match an upbeat, modern aesthetic, building the core mechanics, and implementing reliable real-time or turn-based multiplayer. A lightweight back-end for player accounts, matchmaking, and basic stats is essential, whether you prefer Firebase, PlayFab, or a similar service. Code should be maintainable, ideally in Unity (C#) or another cross-platform engine you’re comfortable shipping to the App Store and Google Play. Deliverables • Playable prototype demonstra...

    $409 Average bid
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    22 bids

    I'm looking for an experienced developer to create a completely uncensored, open-source ai chatbot. The chatbot should be capable of handling both text and voice interactions. Key Requirements: - It should support both text-based and voice-based interactions. - The solution must be open-source and uncensored. Ideal Skills and Experience: - Proficiency in AI and machine learning. - Experience in developing chatbots, particularly for web platforms. - Strong background in open-source software development. - Familiarity with both text and voice processing technologies. I need this project completed within a month, so efficient time management and clear communication are essential. Please provide your portfolio and relevant experience in your bids.

    $692 Average bid
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    200 bids

    ...for "Computer Engineering Intern," "Software Engineering Intern," "Data Science Intern," "Machine Learning Intern," or "Telecommunications Intern." Experience Level: Strictly filter for "Internship" or "Entry-Level" (0-1 years of experience). Do not apply to mid-level or senior roles. Relevance Check: Briefly scan the job description. The role must require skills that match my resume (e.g., C++, Java, Python, hardware-software integration, digital logic, or cloud computing). If it requires skills I do not possess (like specialized medical software or 5+ years of experience), skip it. 2. Apply: Fill out the application accurately using only the information provided in my documents. 3. Submit: Submit the appl...

    $167 Average bid
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    19 bids

    Overview: I need a system for managing dynamic URLs used with NFC and QR code products. Each item will have a unique short URL that can be updated after creation and must track usage (scans/taps). Core Requirements: Dynamic URL System Generate unique short URLs (e.g. {code}) Each URL redirects to a destination URL Destination must be editable at any time Must log each scan/tap event (timestamp minimum) Must support 1,000+ URLs initially and scale to 100,000+ Admin Tools Bulk generate URLs (1,000+ at a time) Export CSV of URLs (for external use) Assign URLs/items to users Customer Dashboard (Simple MVP) User login (email/password or magic link) Each user sees only their assigned items Dashboard must include: List of items Per item: total scans/taps last activity current

    $186 Average bid
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    209 bids

    I’m launching a season-long blog that celebrates everything people can do outside when the sun is out—hiking trails, beach games, backyard projects, you name it. I already have the domain and hosting in place; what I need now is a developer-designer who can turn that blank canvas into a lively, engaging site. The core of the build is a clean, summer-themed layout that spotlights written posts and strong imagery while keeping pages lightweight and mobile-friendly. I want readers to be able to react to each story, leave comments, and tap a quick “like,” so a reliable interaction layer is essential. If you usually work with WordPress, Ghost, or another modern CMS that supports native or plug-in based reactions, that works for me—feel free to suggest the s...

    $27 / hr Average bid
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    83 bids

    ...I am looking for an experienced developer who can help recover or reconstruct the source code of a mobile game that is currently published in my Google Play Console. Unfortunately, I no longer have access to the original editable source files. My understanding is that it may be possible to reverse engineer the published APK or app bundle from Google Play into a readable codebase (likely C++ or another compiled format), and then rebuild it into a usable project that can be edited again. The goal of this project is to: Extract or reconstruct the existing app’s code from the Google Play version Convert it into an editable development project (Android Studio or similar) Fix any issues within the recovered code Rebuild the app as a new updated v...

    $174 Average bid
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    77 bids
    Trophy icon Source Female Assistant Leads
    2 days left

    I need help locating a reliable female personal assistant who is based in High Point, North Carolina and is available to handle personal errands for me on a daily basis. Your task is to identify and vet at least three qualified candidates, then deliver their accurate contact details so I can reach out to them directly. What I consider a complete lead: • Full name, active phone number, and email address • Confirmation that the candidate currently resides in or very near High Point, NC • A brief note (one-two sentences) showing you verified she is open to daily personal-errand work I will release payment only for information that proves correct when I call or email, so please double-check every detail before sending your list.

    $34 Average bid
    $34
    11 entries

    I need help locating a reliable female personal assistant who is based in High Point, North Carolina and is available to handle personal errands for me on a daily basis. Your task is to identify and vet at least three qualified candidates, then deliver their accurate contact details so I can reach out to them directly. What I consider a complete lead: • Full name, active phone number, and email address • Confirmation that the candidate currently resides in or very near High Point, NC • A brief note (one-two sentences) showing you verified she is open to daily personal-errand work I will release payment only for information that proves correct when I call or email, so please double-check every detail before sending your list.

    $34 Average bid
    $34
    7 entries

    I urgently need an experienced mobile app developer to resolve a persistent OTP issue in my application, where the system always sends the phone number with country code (+92) regardless of the user’s actual selection—for example, if someone chooses Iraq (+964) or Kuwait (+965), the app still defaults to +92. The job requires thoroughly checking and correcting the country code picker and phone input logic, ensuring the chosen country code is passed correctly to the backend or API, fixing the OTP sending process for all countries, and testing with multiple international numbers to guarantee proper functionality on both Android and iPhone (where applicable). I’m looking for someone skilled in OTP integrations (Twilio, Firebase, MSG91, WhatsApp API, etc....

    $108 Average bid
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    53 bids

    ...out smoothly across both properties. For the Android side, you’ll handle UI design, coding in Kotlin or Java (your call), device-compatibility testing, and deployment to Google Play. On the web side, I need a modern, responsive site that mirrors the app’s core functions and brand style. Feel free to recommend the stack—React, Vue, Laravel, Django, or another framework you’re confident will scale. To keep things clear, here’s what I expect at hand-off: • Production-ready website on my hosting • Signed Android APK live (or ready to publish) in Google Play Console • All source code in a private repository, well documented • Basic admin panel or CMS so I can manage content without touching code If you have expe...

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    243 bids

    Role Description : MERN Stack Instructor + Java Instructor conducting an internal LDP program for a company Ideal Instructor Requirements for MERN Stack : JavaScript / TypeScript React / Node.js Basics / MongoDB Ideal Instructor Requirements for Java: Java Basics / Spring Boot / JUnit (Testing) REST APIs Coding conventions / best practices Support for workshop / hackathon Compensation: 60k-70k per month Job location : Bangalore (5 days in office ) 5hrs

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    36 bids

    1. Multi-provider connector layer (pluggable adapters). 2. Tenant-level provider config (keys, base URLs, mode, enable/disable). 3. Game provider integration base (sync games, launch/session URL flow, callback contract). 4. Payment gateway integrations (final agreed rails, currently USDT-focused + optional local rail if kept). 5. Deposit lifecycle end-to-end (create, pending, confirmed, failed, cancelled). 6. Withdrawal lifecycle end-to-end (request, review, approve/reject, provider push, final settlement states). 7. Webhook/callback security (signature validation, timestamp checks, replay protection). 8. Idempotency layer for callbacks and transaction actions. 9. Retry processing for failed callback/provider operations. 10. Reconciliation jobs (status refresh, mismatch detection, s...

    $41 / hr Average bid
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    1 bids

    I’d like a self-contained, Maven-driven demo that shows how a Wildfly 20 Java servlet can talk to three separate mobile authenticators—Microsoft Authenticator, Google Authenticator and Duo Authenticator—and report back the outcome of each challenge. Scope • Focus exclusively on “second-factor” calls: how the servlet initiates a push / TOTP / Duo prompt (the “sending signal” part) and how it parses the success, timeout or failure response that comes back (“receiving results”). • No UI polish is necessary; a simple JSP or REST endpoint that prints JSON or plain text is fine as long as the code flow is clear. • Keep the sample lean but complete: working source, config files, and any required libra...

    $342 - $1025
    Sealed
    $342 - $1025
    138 bids

    required experienced professionals with strong expertise in VAPT patching and secure infrastructure practices. The ideal candidate will have hands-on experience in cloud environments, automation, and secure application deployment. Required Skills: Azure Terratorm Python Docker Shell Scripting Java GitHub Collaboration Linux-based OS Good to Have (Optional Skills): Packer FastAPI Spring Boot Key Responsibilities: Perform vulnerability assessment and patching (VAPT) Manage and secure cloud infrastructure (Azure) Automate deployments using Terraform and scripting tools Collaborate with development and DevOps teams via GitHub Ensure secure coding and deployment practices Eligibility: Minimum 4+ years of relevant experience in the above skill set Strong problem-solving and communica...

    $2775 Average bid
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    25 bids
    Odoo Code Tester & Guide
    6 days left
    Verified

    ...specified in the README. While testing you will note any unmet dependencies, warnings, or tracebacks, then commit fixes or create merge requests for the team to review. Communication is part of the job: the developers on my side want to understand the exact steps you follow, so after each test cycle you will post concise updates explaining how you pulled, installed, upgraded, or rolled back the code. Basic instructions are enough—think clear terminal commands, key configuration settings, and any gotchas a fresh developer should know. Deliverables • A short daily summary in our Git issues board describing what you tested, results, and next actions • A final “Getting Started” note (max two pages) that lets any team member reproduce your setup from ...

    $14 / hr Average bid
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    94 bids

    ...need a full-featured public website built entirely with Java. The visual energy and smooth navigation of and capture the style I’m after, so please treat those sites as design and UX benchmarks while still giving my brand its own voice. Core scope • One primary section focused on Product Information, because the site’s main job is to present the services my startup offers. • Each service page must carry two clear elements: a concise service description and transparent pricing information. That content will be ready for you in a document; your task is to integrate it cleanly. Technical expectations • Java stack only—Spring Boot, Jakarta EE, or a JSP/Servlet approach is fine as long as the final code deploys smoothly on my ...

    $118 Average bid
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    51 bids
    Figma for AlJaiker -- 2
    6 days left
    Verified

    ...card games, about 100 screens, fully interactive prototypes in Figma. • Character & Theme: The Joker is a Kuwaiti man (30s/40s) playing cards with friends. The app should emphasize him and his companions. • Language Versions: Arabic first, then English. Milestones 1. Milestone 1: Approve colors, Joker character, and 10 core screens( different purposes screens and specially the scoring screens ) . 2. Milestone 2: Full app workflow layout (all screens planned). 3. Milestone 3: Complete Arabic version. 4. Milestone 4: Complete English version. 5. Terms • Quality Criteria: If milestone 1 isn’t approved, project stops. Daily progress meetings required. • Future Planning: Design allows future features, like restaurant ordering. • I w...

    $607 Average bid
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    76 bids

    ...RP Grand Mobile—but run smoothly on both Android and iOS. Multiplayer functionality, an open-world environment, and deep role-play systems are the three pillars of the project. You will take the idea from first prototype all the way to App Store and Google Play release, including the server back-end that keeps sessions persistent and handles everything from chat to economy. I’m open to your preferred stack—Unity, Unreal, or a custom engine—as long as the end result delivers a stable, cheat-resistant experience and can be updated over time. Key deliverables • Detailed game design document that captures mechanics and progression • Playable vertical slice for early testing on real devices (Android & iOS) • Scalable multiplayer...

    $495 Average bid
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    23 bids

    ...Dashboard: A dedicated portal for agency owners to track their hosts' streaming hours, earnings, and targets. ​Host Recruitment: Agencies should be able to invite/add hosts to their team. ​Commission Tracking: Automated calculation of agency commissions based on host performance. ​4. Integrated In-Room Games: ​Core Games: Popular mini-games integrated directly into the chat rooms (e.g., Ludo, Dice, Crash). ​Betting/Winning: Users should be able to use their coins to participate in these games. ​5. Wallet & Financial System: ​Personal Wallet: A secure section for users to check their coin/diamond balance and transaction history. ​Withdrawal System: A reliable process for hosts and agency owners to convert their earnings (diamonds/points) into real cur...

    $2938 Average bid
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    216 bids

    ...immediately so you can dive straight into the code. What I need you to do • Review my bug list, confirm reproducibility, and patch each item. • Build, test and supply release-ready AAB/APK packages for both apps. • Handle versioning, signing with my existing keystore, and complete the Play Console rollout (including the changelog update). Acceptance criteria 1. Every bug on the supplied list is resolved and verified on at least Android 8–14 emulators or devices. 2. Both apps pass Google Play pre-launch report with no new critical issues. 3. Updated versions are live in the same tracks as their current releases. I use Git for source control and will grant access to separate repos for each project. The codebases are in Kotlin with a few ...

    $105 Average bid
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    59 bids

    ...jigsaw puzzle mobile application. This is not just a puzzle game. It is a heritage storytelling experience where each completed puzzle unlocks the story, facts, and cultural significance of Indian monuments. We are looking for an experienced mobile app developer or development team who can build a highly engaging, smooth, and animated interface with the level of polish seen in leading casual games such as Candy Crush. The app must feel immersive, rewarding, and visually appealing while maintaining cultural elegance. UI and UX Expectations Highly engaging, game-like interface Smooth drag-and-drop puzzle mechanics Piece rotation option Reward animations (coins, badges, completion effects) Monument reveal animation upon completion Soft background music integration Hint system wi...

    $446 Average bid
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    53 bids

    I need a single QR code that will live on my printed materials and, whenever it’s scanned from an Android device, open a specific webpage in the phone’s browser. Stability is everything—the graphic must remain valid for years—so the method you use has to account for possible future moves or updates I might make to the destination without forcing me to reprint the code. You will receive the final URL as soon as we start. From there, please create the code, test it with the usual Android scanning apps, and hand back artwork I can drop straight into flyers, packaging and any other promotional assets. Deliverables • QR code supplied in scalable SVG plus a 300 dpi PNG • Proof it resolves correctly on at least three mainstream...

    $33 Average bid
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    94 bids

    ...integrations) Drive context extraction from legacy systems (code, DB, flows) Own PR-based workflows for both generated code and configs Set up shadow deployments and parity validation Work with infra/security teams on deployment and approvals Drive observability + feedback loop (logs, metrics, iteration) Must-Have Experience Built and deployed microservices / APIs in production Worked on legacy modernization or refactoring projects Hands-on with CI/CD + cloud (AWS / Azure / GCP) Strong experience with code reviews, branching, PR workflows AI / Modern Dev (Mandatory) You must have real experience using AI in development, not just awareness: Daily use of tools like: GitHub Copilot / Cursor / Claude Code / ChatGPT Experience: Generating production code us...

    $2754 Average bid
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    51 bids

    Looking for an AI Engineer who can work hands-on with LLMs and AI coding tools to generate services, tests, and workflows. This role is about building with AI, not just integrating APIs. What You’ll Do Build AI-assisted pipelines for: Code generation Test generation Context extraction Work with large codebases to create AI-readable context Generate backend services and APIs using AI tools Support parity validation and test automation Contribute to feedback loop (improve outputs via iteration) Must-Have Experience Hands-on with LLMs in real projects (not just POCs) Built something using: LangChain / LlamaIndex / custom pipelines (or equivalent) Experience working with: APIs backend systems structured data AI Tools (Strong Expectation) You should actively use: Claude / ChatGPT /...

    $1677 Average bid
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    54 bids

    I need an experienced developer to integrate the Sharekhan Trade Tiger API. The primary function is accessing 20 years of historical data. Additionally, I need real-time market data for the equity market. Key requirements: - Access to 20 years of historical data - Real-time market data for equities - Proficiency in working with financial APIs...the Sharekhan Trade Tiger API. The primary function is accessing 20 years of historical data. Additionally, I need real-time market data for the equity market. Key requirements: - Access to 20 years of historical data - Real-time market data for equities - Proficiency in working with financial APIs - Experience in data handling and integration - Strong programming skills, preferably in Python or Java Please provide examples of previous sim...

    $104 Average bid
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    21 bids

    Project Description: I am looking for an experienced developer to build a professional Voice Chat Application. The key features must include: ​Voice Chat Rooms: High-quality public voice rooms. ​Coin System: Virtual currency for gifting and transactions. ​Gaming System: Integrated mini-games within the app. ​Agency System: A management system for agencies and hosts. ​Hosting System: A solid base framework for reliable hosting and performance. ​Platforms: Must be compatible with both Android and iOS. Batgs, frame and vip system Admin panel ​Please provide your portfolio of similar apps and your estimated timeline for this project.

    $1841 Average bid
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    138 bids

    I have designed a custom, strategy-driven multiplayer card game and I’m ready to move from paper concepts to a live product that plays smoothly on both iOS/Android devices and in any modern web browser. The core mechanics, card interactions, and win conditions are already defined; what’s missing is the full digital implementation—including matchmaking so players can compete in real time, a clean and intuitive UI that adapts to small and large screens, and a lightweight backend to store accounts, decks, and leaderboards. Unity, Phaser, React Native, or another cross-platform stack can be used as long as performance is solid and code is well-structured. Feel free to recommend the toolset you’re most efficient in; I value stability and maintainability...

    $655 Average bid
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    121 bids

    I am building a specialised web application for an import-export business and need an experienced full-stack developer who is comfortable in both Angular and Java. The core of the platform will be written in Java on the server side, exposing RESTful endpoints, while the client side must be a clean, responsive Angular interface that feels fast even when large data sets are moving through it. You should have at least four years of hands-on experience with: • Modern Angular (v10+) components, services and state management • Java (preferably 11+) with Spring Boot or a similar framework for rapid API development • Secure, token-based authentication and role management • Relational databases and basic schema design What I need from you: 1. A modul...

    $16 / hr Average bid
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    65 bids

    Project Title: Fix OTP Country Code Issue in Mobile App (Wrong Country Code Sent) Project Description: Hello, I need an experienced mobile app developer to fix an OTP issue in my application. Problem: When users select their country and request OTP verification, the app always sends the phone number with country code +91 (India) instead of the country code chosen by the user. Example: If user selects Iraq (+964), Kuwait (+965), or any other country, the app still sends OTP only with +91. What I Need: - Check and fix country code picker / phone input logic - Make sure selected country code is passed correctly to backend/API - Fix OTP sending process for all countries - Test with multiple countries - Ensure app works properly on Android / iPho...

    $178 Average bid
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    174 bids

    ...different accent colors --- ## TECHNICAL REQUIREMENT * Must use Elementor (no full hardcoding) * Must not rely on default WooCommerce layout * Should be lightweight and fast --- ## IMPORTANT * Do NOT use default theme product page * Build custom template using Elementor Theme Builder * Match design as close as possible to reference --- Note - Theme is installed , Elementor Pro , ACF and WP code plugin installed. Please share similar work before starting....

    $118 Average bid
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    ...are looking for a highly skilled Java Full Stack Developer with 5+ years of hands-on experience in designing, developing, and deploying scalable applications. The ideal candidate should have strong expertise in Core Java, Spring/Spring Boot, RESTful web services, MySQL, and REACT. Experience with Liferay is added advantage. ⸻ Key Responsibilities • Design, develop, and maintain Java-based backend services and RESTful APIs • Work on full-stack development, including front-end components and integration with backend systems • Develop efficient database queries, procedures, and schemas using MySQL • Collaborate with cross-functional teams to deliver high-quality software solutions • Troubleshoot, optimize, and improve application performance &b...

    $4 / hr Average bid
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    32 bids

    Code-Shift (Native European Spanish Speakers) Audio Recording (Dual-Channel) Recording Approach We will deliver natural bilingual conversations in a contact-center (agent–customer) format with strict adherence to code-switching requirements. Audio Format * Dual-channel WAV (Agent / Customer separated) * Native 8kHz and 16kHz recordings (50/50 split) * Single recording per conversation with clear channel separation Code-Switching Implementation We support both required patterns: Type 1: Bilingual Agent–Customer Interaction** * Agent: 100% secondary language(English) * Customer: 100% primary (European Spanish) language * ~50% code-switching at conversation level * Natural conversational flow (no forced switching) * Single audio + single transcr...

    $23 / hr Average bid
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    3 bids
    Chess Insight
    5 days left

    I will carefully analyze up to 3 of your chess games and help you understand your mistakes, missed opportunities, and better moves you could have played. You will receive a clear and simple explanation that is easy to understand, especially for beginners. What you will get: Analysis of up to 3 games Identification of blunders and key mistakes Better moves you could have played Simple tips to improve your chess level My goal is to help you think better and improve your decision-making in future games, not just point out mistakes. Send me your games (PGN or links), and I will provide a clear, honest, and useful analysis. Perfect for players who want to improve quickly and start winning more games

    $16 Average bid
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    4 bids

    I’m putting together a complete front-end for a sports-betting exchange and companion casino section and need a designer-developer who can hand me clean, production-ready code—no backend wiring, just pixel-perfect HTML, CSS and JavaScript. Scope The job covers every public-facing screen: a feature-rich back/lay interface with live odds, a slick bet-slip that adjusts on the fly, market overviews that look equally sharp on desktop monitors and small phones, plus a dark-themed lobby for slots, tables and live-dealer games. Think modern sportsbook meets casino, running smoothly on any device. Key points I care about • Pure front-end only—static assets I can drop straight into my stack. • Fully responsive; I expect identical functionality and po...

    $693 Average bid
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    175 bids

    ...every line. 4. Push notifications for all user roles covering delays, schedule changes, and service announcements. 5. Secure sign-in with role-based views (Passenger, Driver, Admin). 6. A simple backend (Firebase, AWS, or your suggested stack) that stores routes, schedules, and location streams efficiently. Deliverables • Full Android Studio project with clean, well-commented Java code. • Backend source, database schema, and deployment instructions. • API documentation and a short user guide so I can onboard new drivers and admins myself. • One-week post-handover support to squash any urgent bugs. • build debug APK that can be shared with users to install it in physical devices and interact with directly If you have previous ...

    $133 Average bid
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    We need to create webview Mobile app for andorid and ios by this link "" in flutter and app have features app icon, splash screen, Enable Installs Statistics, Enable Java Script, Enable Swipe To Refresh, Load Cache Else Network, Allow HTTP Requests, Add Internet Permission, Add Storage Permissions, Add GPS Permissions, Add Audio Permissions, Add Video Permissions, Enable Firebase setting, Enable Push Notification some more requirement Requirements: • Load a specific URL inside a WebView • Pull-to-refresh support • Error handling (e.g. show a message if no internet connection) • App icon and splash screen (we’ll provide design assets) • Minimal permissions (e.g., allow file/camera upload via browser input type) • Push notifications via fi...

    $112 Average bid
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    59 bids

    I need a comprehensive online entrance exam software built on Java technology. The software should support multiple-choice questions, essay-type questions, and problem-solving/coding questions. Key Requirements: - User Roles: Students, Examiners/Teachers, Administrators - Features for Exam Creation and Management: - Question Bank: A robust repository of questions - Automated Grading: For efficient evaluation - Timed Exams: To simulate real exam conditions Ideal Skills and Experience: - Proficiency in Java and experience with developing educational software - Knowledge in database management for a question bank - Familiarity with automated grading algorithms - Experience in creating user-friendly interfaces for multiple user roles Looking for a developer who can deliv...

    $3106 Average bid
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    64 bids

    1. Project Overview(Backend Microservices System (SPRING FRAMEWORK ONLY)) We are developing a large-scale, enterprise-level digital commerce platform on a Java-based microservices architecture (Spring Ecosystem). The development phase is "LARGELY COMPLETED". We are not looking for a builder to start from scratch, but rather a "finisher"—a skilled Backend Engineer to take ownership of the existing codebase. The primary goal is to validate current integrations, stabilize the logic, and ensure the system is production-ready through rigorous testing. WE WILL PROVIDE TESTING HELP FROM OUR SIDE TOO. 2. Current Project Status & Scope The following microservices have been developed. Your role is to ensure these services communicate seamlessly, handle edge cas...

    $202 Average bid
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    64 bids

    Title: Senior Backend Engineer Needed: RBAC + Alibaba Cloud Deployment (Urgent) Description: I have a working AI backend codebase. Need a senior backend engineer to implement code updates as per requirements, RBAC and deploy it on Alibaba Cloud (Saudi region). This is an update + deployment task — not a full build from scratch. Scope: * Implement RBAC (AI agent wise) using JWT * Secure existing APIs (no rewrite) + integration with itsm system * Deploy on Alibaba Cloud ECS (Ubuntu or RHEL or centos) * Configure Nginx + HTTPS * Ensure APIs are production-ready Deliverables based on above mentioned scope: Code updates as per the requirements discussed. Spreadsheet will be shared * Clean RBAC implementation * Live deployed API (Alibaba or huawei cloud) * Minimal docu...

    $136 Average bid
    $136 Avg Bid
    34 bids

    ...spectrum rather than pastels or muted tones. Scope of work • Primary logo plus lock-ups and variations • App icon for iOS and Android • Complete colour palette, typography set, and usage specs • A concise brand-guidelines PDF outlining correct usage, spacing, and colour codes • Final artwork supplied in AI, EPS, SVG, and PNG Ideal partner You’ve built branding for consumer mobile apps or games before, know how to balance playful visuals with professional polish, and respond quickly throughout the process. A portfolio that demonstrates this mix will carry real weight. When you reply, include: • A link to relevant case studies • Your fixed quote and any milestone breakdowns • Estimated timeline from kick-off to final hand...

    $23 / hr Average bid
    $23 / hr Avg Bid
    153 bids

    Code-Shift Native Speakers – Hmong (hmn_US) Audio Recording (Dual-Channel) Recording Approach We will deliver natural bilingual conversations in a contact-center (agent–customer) format with strict adherence to code-switching requirements. Audio Format * Dual-channel WAV (Agent / Customer separated) * Native 8kHz and 16kHz recordings (50/50 split) * Single recording per conversation with clear channel separation Code-Switching Implementation We support both required patterns: Type 1: Bilingual Agent–Customer Interaction** * Agent: 100% secondary language(English) * Customer: 100% primary Hmong (hmn_US) language * ~50% code-switching at conversation level * Natural conversational flow (no forced switching) * Single audio + single transcri...

    $11 - $21 / hr
    $11 - $21 / hr
    0 bids

    Equity and governance ontop of retrainer plus paid hrs in zoommeeting option available for long term earnings. I need an experienced technical partner who can help me put order, speed and airtight security into a large-scale project that spans a full blockchain ecosystem—core chain, apps, games, smart-integrated services—plus an internal research arm and a robust training program. Right now my overriding priority is organisation: I want development to flow smoothly from idea to deployment without the usual bottlenecks. The very first area to tackle is the blockchain layer itself. We will anchor everything around a rock-solid implementation that supports smart contracts out of the box, then expand to companion apps and gaming modules. Security must exceed traditional ...

    $45 / hr Average bid
    $45 / hr Avg Bid
    47 bids

    ...Anti-spam and anti-bot protection Role-based permission structure so we have full control as admins Bots & Automation Welcome/onboarding bot that notifies and greets new members when they join Moderation bots (e.g. MEE6, Dyno, or your recommendation) Auto-role assignment Any other bots you'd recommend for a growing trading community Engagement & Fun Setup of at least one or two interactive games or activity bots (e.g. economy bots, trivia, etc.) to keep the server lively and encourage member retention Open to your suggestions here — we trust your expertise Professional Look & Feel Clean, organized channel structure fitting a trading community Proper server branding setup (we'll provide assets if needed) Verification or onboarding flow for new mem...

    $21 Average bid
    $21 Avg Bid
    18 bids

    Project: [APPNAME] (iOS Multiplayer Party Game) Current Status Development Stage: 8/10. Frontend: SwiftUI app is ready; navigation, game rules, and UI components are functional. Local Persistence: SwiftData is the primary source of truth on the device for session history, teams, and performance. Backend: Supabase (PostgreSQL) is partially implemented for authentication, deck catalogs, and cloud lobbies. Primary Blocker: Finalizing the "handshake" between local P2P gameplay and the Supabase cloud layer, specifically regarding state persistence and security validation. Technical Architecture: Local-First / Cloud-Synced The game utilizes a hybrid architecture to ensure low-latency gameplay while maintaining global persistence: Real-time Gameplay: Driven by Mu...

    $750 Average bid
    Featured NDA
    $750 Avg Bid
    106 bids
    Bold Soccer Event Flyer
    4 days left
    Verified

    ...intensity of the matches. The flyer’s primary job is to provide crystal-clear event information. It must feature: • Date and time of the games • Venue details (full address plus any key transport notes) • Team names along with a simple match schedule or kickoff order I’d like the layout to flow logically so a quick glance gives someone everything they need to show up on time and know who’s playing. Please keep the hierarchy clean—headline, teams, schedule—supported by engaging graphics, club colors, or action photos if you have royalty-free options available. Deliverables: • Print-ready PDF (CMYK, high-res) • Web-optimized JPEG/PNG for social sharing • Source file (AI, PSD, or InDesign) so I can updat...

    $80 Average bid
    $80 Avg Bid
    217 bids