Implement checksum algorithm java jobs
I’m building a focused room-booking module for our hotel and I want it written in Java, wrapped in sound DevOps practices from day one. Scope – Core service to handle Room bookings only; housekeeping and events are outside this phase. – Required functions: Booking calendar with clear daily/weekly views, real-time Room availability checks, and integrated Payment processing (mock gateway is fine for now). – Single user tier: Admin access. No staff or guest self-service yet. Tech stack & workflow Code in modern Java (Java 17 or later is preferred) with a lightweight framework such as Spring Boot or Micronaut. Please containerise the app (Docker), set up a minimal CI/CD pipeline (GitHub Actions or similar) and include infrastructure-as...
... 3. Domain & DNS setup (guidance required): Advise how to set up and use a subdomain of our existing company domain (e.g. ) Assist with DNS configuration Configure external access if needed 4. Security setup: HTTPS Basic firewall configuration (UFW) Secure server access (SSH hardening) 5. Remote access strategy: Recommend best approach (direct access vs VPN such as Tailscale) Implement chosen solution 6. Documentation (If needed): Provide simple handover notes for: Starting/stopping services Adding users Basic troubleshooting Environment: - Ubuntu PC (on-premise) - NAS storage (QNAP & Synology) mounted to Ubuntu - Office internet connection (static IP TBD) Key Requirement: We need guidance on domain usage: - Should we extend our existing company domain (recommende...
...networking experience to Android users. The core idea is a clean, modern mobile app where people can create profiles, follow others, share posts (text, images, short video), and chat one-to-one in real time. Smooth scrolling feeds, push notifications, and a simple onboarding flow are essential so adoption feels effortless from day one. Here is what I need from you: • Full Android codebase (Kotlin or Java) ready for Android Studio • Backend setup for user auth, real-time chat, feed storage, and push notifications (Firebase, Supabase, or a comparable stack) • Basic but attractive UI/UX that can be expanded later: light/dark themes, intuitive navigation, and accessible design • A signed APK plus clear instructions for a Play Store release • Document...
...on Corporate law, specifically Compliance and regulations that apply at the local (Chile-only) level. The opinion must clearly identify the statutes, recent case law, and administrative guidance that govern our day-to-day operations, then evaluate whether our current practices align with those requirements. Wherever gaps or grey areas appear, please provide practical recommendations we can implement immediately. To keep the engagement efficient, I will supply the company’s bylaws, internal policies, and an outline of our business model as soon as we start. I am happy to walk you through any operational details that may influence the assessment. Deliverables • A written legal opinion (Spanish, with an executive summary in English) citing the relevant Chilean corp...
...skilled SEO expert to take full control of my website’s optimisation. **Important Information:** - A technical person is already working on the site, but I am not happy with the work and results delivered so far — that is why I am hiring a new specialist. - Please note: **Do not ask me to make changes or adjust anything** once the project is awarded. You will have full access and authority to implement all required updates yourself. - I expect **regular progress updates** throughout the project to keep me informed of what is being done and what improvements are being achieved. - All discussions, requirements, and work details will only be shared and finalised after the project is awarded. My main goals are to boost relevant organic traffic and convert that traffic i...
...accompanying blog need a complete SEO revamp so they run smoothly, climb the rankings, and ultimately bring in more bookings. Scope of work • Audit the current website and blog, highlighting technical issues that may slow pages or dilute crawl efficiency. • Refine and expand my preliminary keyword ideas; I’ll share what I have, but I need strategic guidance to finalise a high-impact list. • Implement on-page optimisation—titles, meta descriptions, internal linking, image alt tags, schema—across all key pages. • Craft a content plan for the blog that targets the newly defined keywords and matches search intent for travellers interested in Jaipur and Rajasthan. • Set up or improve basic analytics and reporting so I can clearly t...
I need an Excel expert to build a data cube using financial data. The primary purpose of this data cube is for financial reporting. Key Tasks: - Data Analysis: Transform financial data into a structured data cube. - Complex Formulas: Create and implement advanced formulas to ensure accurate data representation. - Automating Tasks with Macros: Develop macros to automate repetitive tasks for efficiency. Ideal Skills & Experience: - Proficiency in Excel, especially with data cubes, complex formulas, and macros. - Strong background in financial data analysis. - Experience in financial reporting. Please provide examples of similar work done.
...inside Smartsheet—no external tool integrations are required—so every schedule, task list, and status update should live in one place. Here’s what I’d like to achieve: • Create a set of project sheets that capture tasks, owners, due dates, dependencies, and Gantt timelines. • Configure views and dashboards that let me track progress quickly and share status with stakeholders. • Suggest and implement Smartsheet automations where they make sense (alerts, reminders, update requests) to keep work flowing without manual follow-up. • Produce a brief hand-off guide or walkthrough video so my team can maintain the setup on our own. Acceptance criteria: – All sheets use consistent column structures and formulas that match our workf...
I want to see my site climb the SERPs quickly and sustainably by combining proven search-engine-optimization tactics with Generative Engine Optimization. Your job is to orchestrate both: the classic groundwork that wins Google’s algorithm today, and the prompt-engineering, structured data and content tuning that helps large language models surface my pages tomorrow. Scope of work • Run a full technical SEO audit, flagging and fixing anything that could throttle organic visibility. • Build a keyword map that targets ranking gaps and aligns with my business priorities. • Optimise on-page elements—titles, H-tags, internal links, schema markup—while weaving in GEO signals so AI engines can parse and recommend the content. • Produce or refre...
...integration with Fluint (Olli). The RISE Partnership Program is a unique referral and fee-waiver model designed to stimulate inbound and outbound passenger demand for airports and destinations. The CRM setup must accurately reflect this complex structure. Scope of Work The successful freelancer will be responsible for the following: 1. HubSpot CRM Configuration Pipeline Creation: Design and implement 5 custom pipelines within HubSpot. These pipelines must be tailored to manage partner onboarding from initial contact to signed Tracking: From introduction to subscription. Fee Waiver Management: Tracking fee waiver eligibility and application based on successful referrals. Content Onboarding & Live Status: Tracking content delivery, airline review, and go-live dates. 2 Dea...
...app development, and AI/ML integration for ongoing projects. This is a long-term opportunity for someone who can build scalable systems, write clean code, and deliver production-ready applications. Scope of Work: Develop web applications (admin panels, dashboards, SaaS platforms) Build mobile apps (Android & iOS using Flutter or React Native) Create and integrate REST APIs / backend systems Implement AI/ML features such as chatbots, recommendation systems, automation, or data analysis Optimize performance, scalability, and security Required Skills: React.js, , JavaScript, TypeScript Node.js, / Flutter or React Native MongoDB, MySQL, PostgreSQL REST API & API Integration AI/ML basics (NLP, Chatbots, ML models, OpenAI APIs) Preferred (Bonus): TensorFlow / PyTorch Fireba...
...is faster in the moment—and store that image alongside the delivery record. Once the parcel is handed over, a simple “Delivery Complete” tap finalises the job, records a timestamp, and moves the task to the completed list in the back office. I will provide the Tally database structure and sample invoice layouts. Your role is to build: • A driver-facing Android app using native Android (Kotlin / Java) or a robust cross-platform framework that still allows full access to device GPS and camera APIs. • An admin web panel (or Android tablet view) where I can push routes, see live vehicle locations on a map, resend customer notifications, and export completion summaries. • Secure REST or GraphQL endpoints so the app and panel stay in sync even wit...
I run a fashion blog and already publish regularly on Instagram, but the journey from post to purchase feels leaky. My priority is conversion optimization: turning profile visitors and engaged followers into customers who complete a sale. Here’s what I need from you: • Audit the current funnel—from feed, reels or stories, through l...lift sales, leveraging Instagram Insights, Meta Ads Manager and any other tools you find effective. • Recommend the most persuasive content formats; I’m open to photos, reels, carousels or copy-heavy stories—whatever you believe will move buyers to checkout. • Set up or refine tracking so we can attribute revenue accurately and run A/B tests. • Deliver a clear roadmap with quick wins I can implement imm...
...of a new, scalable architecture that supports both English (LTR) and Arabic (RTL). You will also be responsible for creating the mobile version and refining the UX based on a specifications Scope of Work1. Design System Rebuild (The "Source of Truth")Atomic Rebuild: Do not just "fix" layers. Rebuild all UI elements as Master Components from Variables (Multi-Mode): Implement Variables for colors, spacing, and radius. You must set up "Modes" to allow for a seamless toggle between:Language: English vs. : Desktop vs. Mobile (if applicable).Advanced Auto Layout: Every frame must use Auto Layout. No manual positioning. Elements must "Hug" or "Fill" correctly to handle variable text lengths in different languages.2. Bilingual & RTL...
...someone who can design and deploy a structured, multi-agent system capable of performing deep, iterative online research and producing decision-ready outputs. The objective is to replace fragmented workflows with a coordinated system of AI agents that can independently investigate topics, validate information, and generate high-quality insights in real time. Scope of Work You will design and implement a system of specialized AI agents, including: 1. Research Agent (Core Component) This is the most critical part of the system. The agent must be capable of: * Performing multi-step, iterative online research (not single queries) * Autonomously refining search queries based on findings * Extracting and synthesizing information from multiple independent sources * Identifying c...
...option. Account creation should be offered optionally after the order is placed, not before. Remove any prompts or pop-ups that ask for account creation before payment is complete. The second task is a visual and layout upgrade of the checkout page. The checkout must feel like LORE — not like a generic WooCommerce form. Using the free CartFlows plugin or CSS customisation of our existing theme, implement a two-column layout (billing details on the left, order summary on the right), add a three-step progress indicator at the top (Cart → Details → Payment), and ensure all fonts and colours match our existing brand palette. The checkout page background should use our cream or warm off-white tones. No generic WooCommerce blue buttons — all CTA buttons should use...
...coordination. Users must be able to create and view patient records, assign or accept caregiving tasks, exchange status updates in real time, and track outcomes. All data must move securely between the web portal, the two mobile apps, and the database layer without duplication or loss. Technical expectations I am open to modern frameworks—React or Vue for the web front end, Swift/Objective-C and Kotlin/Java (or a cross-platform solution such as Flutter or React Native) for the mobile layer, and a scalable REST or GraphQL API behind it. Containerised deployment on AWS, Azure, or GCP with automated CI/CD, monitoring, and routine backups is essential so maintenance stays predictable. Key deliverables • Production-ready web application (health & social care focus...
I want to create a fresh, engaging way for young adults to connect with Brazilian Jiu-Jitsu. The core idea is clear—celebrate the sport’s energy and community spirit—yet the exact format is still open. I...need from you: help me shape the concept, polish the visual identity, and craft messaging that resonates with an 18-25 audience. I’ll supply the raw materials—brand notes, photos, rough copy—and look to you for creative direction, user-focused design, and crisp wording. Final deliverables should include a clickable prototype (Figma, XD, or Sketch) and all export-ready assets so my developer can implement without rework. If your portfolio shows youthful, sports-minded work and you enjoy taking an early-stage idea to a launch-ready package, let...
...for a **serious, performance-driven crypto trader** to take over and scale a **live, funded Binance + 3Commas setup**. This is **NOT a salary-based role**. This is a **perfromance based** for someone who knows how to generate consistent, risk-controlled returns. What You’ll Do: • Deploy and optimize **arbitrage / grid / DCA / hybrid strategies** • Configure and manage bots on **3Commas** • Implement **strict risk management** (drawdown control, capital allocation) • Continuously improve performance and stability Compensation: • **Profit share on net gains** (based on experience & performance) • Opportunity for a **long-term partnership** if results are consistent Non-Negotiable Requirements: • Proven experience with **Binance + 3Co...
Objectives 1. Leverage the Microsoft AI platform to design the agent, develop intuitive dialogue flows, and implement rich integrations with essential enterprise tools. The platform allows for customization of conversation patterns, user prompts, and response templates, ensuring the AI agent can communicate effectively across diverse team scenarios. 2. Utilize Microsoft E2E AI Platform (Copilot Studio / Foundry) for managing custom data connectors, overseeing secure data access governance, and orchestrating the operations of both Microsoft and third-party AI models. This ensures that the AI agent can securely retrieve, process, and surface relevant insights from various backend databases and applications while adhering to organizational compliance standards. 3. Optional: Enable seam...
implement a new figma design for my website and stabilize the existing codebase using automated testing. the current code is in github but requires a thorough audit to ensure it is a reliable source of truth. this project focuses on frontend stability and design accuracy. general requirements all code must be submitted via github pull requests. use cypress for automated testing with the open source version. focus on frontend and ui logic. backend or external server issues should be documented only and are out of scope for fixing. task list task one: codebase audit baseline testing and documentation the freelancer will set up the local development environment and ensure the repository is a stable source of truth. you will write basic cypress scripts to test core existing featu...
...in fewer clicks, and overhaul the SEO so we climb to higher search-engine rankings. At the same time, the store section must become effortless for staff to add new SKUs, track inventory and keep content consistent. I’d like you to: • Refresh the visual look and feel while respecting our existing branding. • Restructure menus, internal links and product categories for intuitive browsing. • Implement on-page SEO best practices—headings, meta data, schema, keyword placement—aimed squarely at ranking gains. • Configure the store (WooCommerce or a comparable plugin you recommend) so anyone on our team can add products, adjust stock levels and generate basic reports without touching code. • Deliver two or three quick mock-ups or wiref...
I need a skilled developer to build a multi-tenant SaaS application. The platform should include: Core Functionality: - User Management: Implement role-based access control, user activity logs, and profile customization. - Subscription Billing: Support annual subscriptions. - Analytics and Reporting: Provide detailed insights and reports. Ideal skills and experience: - Strong background in SaaS application development. - Expertise in user management systems and subscription billing integration. - Proficiency in analytics and reporting tools. Please provide examples of previous work and a timeline for project completion.
...perspective * Rapidly iterate MVP (Minimum Viable Product) to support early user growth * Integrate third-party services (authentication, cloud services, push notifications, etc.) * Support app store submission (App Store / Android markets) for name reservation and deployment ⸻ Requirements Must-have (Core Skills) * Proficiency in at least one major programming language (JavaScript / Python / Java / Swift / Kotlin) * Experience with web or mini program development (e.g., WeChat Mini Program, H5) * Understanding of basic full-stack architecture (APIs, databases, user systems) * Ability to independently build features with a 0→1 mindset Nice-to-have (Any of these is a plus) * Experience in mobile app development (iOS / Android / Flutter / React Native) * Experience build...
...locked from unauthorized changes. Here’s what I expect from the engagement: • Analyse the current site collection and libraries that house evidence files, then propose a rule structure that fits common legal-hold and retention scenarios. • Configure the agreed rules directly in SharePoint (and, where required, the Compliance Center) so they run automatically without manual intervention. • Implement clear versioning, immutable audit trails, and tamper-proof retention locks that can withstand a legal challenge. • Provide concise hand-over documentation and a short walkthrough video so the internal team can monitor or adjust the setup later. I work on tight timelines, so I’m looking for someone who already knows the intricacies of eDiscovery,...
I'm seeking an intern developer to create an MVP web app focused on user registration and authentication. Key Requirements: - User Role: Standard User - Essential Features: - Scan QR Code for authentication - Show password option for users - Regenerate password functionality Ideal Skills and Experience: - Strong background in web app devel...focused on user registration and authentication. Key Requirements: - User Role: Standard User - Essential Features: - Scan QR Code for authentication - Show password option for users - Regenerate password functionality Ideal Skills and Experience: - Strong background in web app development - Experience with user authentication systems - Familiarity with QR code integration - Ability to implement user-friendly password mana...
...easy-to-pick-up game, I’m open to both paths. The key is that it must be fully store-ready: clean code, no policy violations, and attractive enough to earn downloads. Per finished project that meets the criteria below I can release ₹1,500 – ₹2,000, so feel free to pitch multiple ideas if you work fast. Deliverables • Signed release AAB or APK, ready for upload • Complete source code (Android Studio Java/Kotlin or Unity/C# are both fine) • Simple icon, screenshots, and a short store description • Confirmation that all assets are licence-free or originally created . Need to publish the app on the playstore too. Acceptance checklist • Compiles without errors or warnings • Runs smoothly on current Android API levels • ...
I need a full MATLAB/Simulink model of a single-phase, grid-connected photovoltaic system that lets me plug in my own DC-DC boost converter topology and then closes the loop with a Proximal Policy Optimization (PPO) controller. The priority is clear: the reinforcement-learning algorithm must deliver high accuracy in tracking the reference—voltage, current, or power—throughout irradiance and load changes. Here is what I expect: • A modular Simulink file where the PV array, my custom boost converter, the single-phase inverter, the LCL or LC filter, and the grid interface are clearly separated so I can swap devices in or out. • A PPO training script (MATLAB RL Toolbox or compatible Python interface) that learns directly on the Simulink environment and saves ...
I need a fresh look for my existing invitation landing page. The goal is simple: improve the design so it feels modern, welcoming, and visually cohesive. Key areas to tackle • C...colors that suit an elegant invitation style. • Layout – Re-organize content for better flow and visual hierarchy on desktop and mobile. • Typography – Recommend fonts and sizing that enhance readability and add a refined touch. Deliverables 1. High-fidelity mock-up (Figma, XD, or Sketch). 2. Style guide covering colors and typography. 3. Responsive layout specs so my developer can implement it quickly. I’ll share the current page link and brand assets once we start. Show me relevant samples of landing pages you’ve redesigned, and let’s give this ...
...restrictive network environments. ⸻ Key Responsibilities: * Deploy and configure Hiddify on multiple VPS servers * Set up and optimize Xray-based protocols (VLESS, Reality, Trojan) * Configure domains, TLS certificates, and secure routing * Implement traffic obfuscation techniques to improve censorship resistance * Design and manage multi-node infrastructure (different regions) * Set up load balancing and failover mechanisms * Monitor server performance, uptime, and connection stability * Troubleshoot connection issues and optimize latency/speed * Implement IP rotation and server replacement strategies * Ensure secure configuration (firewalls, access control, anti-leak measures) * Provide documentation for system usage and maintenance ⸻ Required Skills & Experienc...
...bold typography, generous white space, and intuitive micro-interactions that feel instantly familiar on any screen size. Here’s what I need from you: • End-to-end UI/UX for web and mobile (wireframes → high-fidelity mock-ups → clickable prototype). • Consistent, responsive layouts that translate perfectly across devices. • Visual assets and a lightweight style guide so my dev team can implement smoothly. I work fast and communicate openly, so timely updates and pixel-perfect attention to detail are essential. You’re free to use Figma, Sketch, Adobe XD, or whichever modern tool gives us the most efficient turnaround—as long as hand-off files are organized and developer-ready. Final acceptance happens once the prototype mirror...
...growth. The raw clips are already energetic; what I’m missing is a clean, professional polish—crisp cuts, colour-balanced frames, and smooth transitions or motion effects that enhance the pace without feeling gimmicky. Here’s what I’m counting on you to handle: • Take the footage I’ll provide through Google Drive and craft short (sub-60 second) 1080 × 1920 videos, fully optimised for the Reels algorithm. • Apply tasteful transitions and light effects only where they lift the momentum of the running scenes; no need for flashy overlays or heavy text. • Deliver both the ready-to-upload MP4s and the editable project files (Premiere Pro, Final Cut, or DaVinci Resolve—whichever you prefer). Acceptance criteria: • Visua...
...or correct every grammar or spelling slip that survived previous immense English full revisions. • Point out any phrase, example, or reference that feels culturally off, insensitive, or simply unnatural to a native reader. ALL SOFTYWARE AND AI IS REJECTED. Only your life experience and human instinct. Return the file with clear tracked changes or obvious margin notes so my layout team can implement fixes quickly. The manuscript is around standard book length, and I’m happy to share a sample page on request so you can gauge the effort. If you are a NATIVE German or a NATIVE Chinese reader with good proofreading background, please reach out. The best book in the world on vast depression cures is not published to your people, so let us save lives and misery. MANUSC...
...all through the lens of personal struggles faced in adult life. The raw material is on the page, but it still reads like a collection of journal entries rather than a cohesive journey, so I need fresh eyes and an experienced hand to bring professional structure, flow and polish to the manuscript. Here’s where I am and what I need from you: • Diagnose the current structure, then propose and implement a clear chapter-by-chapter roadmap that keeps readers engaged and builds momentum toward the outcome-focused finale. • Tighten prose while preserving my voice—smooth transitions, remove repetition, sharpen anecdotes and refine any rough grammar. • Make sure every section consistently supports the core themes of self-discovery and triumph over personal ...
...uploading the videos to Vimeo and implementing the full interactive experience using Vimeo’s editor tools. This includes setting up branching logic so viewers can navigate between different paths based on their selections. Key requirements: Upload and organize provided video assets on Vimeo Create clickable overlays that direct viewers to specific timecodes or chapters within the video(s) Implement seamless branching between different video paths based on user interaction Use Vimeo’s built-in features (overlays, timeline, chapters, etc.) to build the experience Ensure all interactions remain دthe Vimeo environment (no external links, redirects, or downloads) Reference example: The final experience should be intuitive, responsive, and fully contained within
... basic dynamics, and the identification approach for a 2-link planar manipulator; however, the simulation layer still needs expert attention. I want the complete behaviour of the robot reproduced in both MATLAB scripts and a Simulink model so that I can run rapid what-if studies, tune controllers, and visualise trajectories with confidence. Your focus will be to refine any missing dynamics, implement the full nonlinear model, and build a clean, well-documented Simulink environment that mirrors the MATLAB code line-for-line. Once the model is stable, I will also need repeatable simulation scenarios (step, sinusoidal, and user-defined joint inputs) together with meaningful plots—joint positions, velocities, torque profiles, and energy consumption. To be considered, include ...
...calculation features. The UI/UX is already fully designed in Figma, so the scope and flow are very clear. You will simply need to follow the design and implement the functionality accordingly. Project Scope: Standard calculator (basic operations: +, −, ×, ÷, %) Scientific calculator (functions like sin, cos, tan, log, sqrt, etc.) Smooth and responsive UI as per Figma design Accurate calculation logic Proper error handling (divide by zero, invalid inputs, etc.) Important: I will provide the Figma design link after you request access Please review the design before finalizing your bid Requirements: Strong experience in Android development (Java/Kotlin) Experience building calculator or math-based apps (preferred) Ability to follow UI designs precise...
...project covers everything from clean, responsive UI design all the way through to deployment on a production-ready cloud environment. Scope of work • Craft a modern web interface that adapts seamlessly across desktop and mobile browsers. • Build a robust back-end (preferred stack: Node/Express or Django, but I’m open to alternatives) with modular APIs for customer-facing banking features. • Implement secure authentication and encrypted data storage; the architecture must be straightforward to extend toward two-factor or biometric login as compliance requirements evolve. • Integrate real-time balances, transaction histories, payments and transfer workflows through clear, well-documented REST endpoints. • Create an intuitive admin portal fo...
...project covers everything from clean, responsive UI design all the way through to deployment on a production-ready cloud environment. Scope of work • Craft a modern web interface that adapts seamlessly across desktop and mobile browsers. • Build a robust back-end (preferred stack: Node/Express or Django, but I’m open to alternatives) with modular APIs for customer-facing banking features. • Implement secure authentication and encrypted data storage; the architecture must be straightforward to extend toward two-factor or biometric login as compliance requirements evolve. • Integrate real-time balances, transaction histories, payments and transfer workflows through clear, well-documented REST endpoints. • Create an intuitive admin portal fo...
Job Title: Android Java Developer (Camera, Image Processing, USB Integration) About the Role We are building a real-time vision application for a USB-connected glasses device. This role focuses on low-latency camera processing, Android performance optimization, and SDK integration — not AR/Unity development. Key Responsibilities Develop an Android (Java) application for a USB-C connected UVC camera device Display live camera feed in fullscreen on external glasses display Implement real-time image processing features: Zoom (1x–10x) with clarity preservation Contrast enhancement Brightness control Edge detection (outline mode) Color filter modes Integrate OCR + Text-to-Speech (TTS) for real-time text reading Build a minimal, responsive on-screen UI for fea...
Senior Python AI/ML Developer Needed – Cybersecurity Startup We’re building ZEX, an AI-powered cybersecurity platform focused on fraud detection, scam prevention, and threat intelligence (India-focused). We’re looking for a senior Python AI/ML developer (hourly) to lead and support a mid-level developer while architecting and building our core intelligence systems. Scope of Work Design and implement AI/ML architecture (end-to-end) Build models for: Scam detection (SMS, WhatsApp, email – NLP) Phishing & malicious URL detection Fraud detection (UPI, behavioral anomalies) Develop real-time ML APIs using Python (FastAPI/Flask) Create data pipelines, training workflows, and model evaluation systems Optimize models for accuracy + low latency Deploy using Dock...
This project involves building a fully responsive web application that merges an algorithm-based color prediction game with live cryptocurrency trading. The front end must render flawlessly on desktop and mobile, while the back end handles secure user authentication, wallet management, real-time price feeds, and the prediction logic. Core functionality • Algorithm-based color prediction: a server-side module generates predictive outcomes, calculates odds, and settles results instantly. • Cryptocurrency trading: users should be able to deposit, trade, and withdraw popular coins; real-time order execution and balance updates are critical. • Unified account system: a single sign-on manages both gaming and trading balances, with two-factor authentication and...
...Cinematic Hero Section: I'll design an eye-catching landing page that opens with a stunning food photo, ensuring it grabs the attention of every visitor on both desktop and mobile devices. Streamlined Navigation: Your header will feature three crystal-clear tabs—View Menu, Order Online, and Find Your Location—making it easy for customers to explore and order. Integrated Online Ordering: We’ll implement a fully functional online ordering system that allows customers to complete their purchases seamlessly without leaving your Squarespace site. Beautifully Crafted Menu: The menu will be elegantly formatted and easy to edit, helping you keep your offerings up-to-date whenever needed. Quick Turnaround: I aim for a two-week completion post-asset delivery, and...
...browse products, add them to a shopping cart, and check out—all behind a secure email-and-password login. The core of the job is to deliver clean, maintainable React Native code that runs smoothly on both iOS and Android. Here is what I need from you: • Build the front-end screens and flow for a modern e-commerce experience, including product browsing and a fully functional shopping cart. • Implement user authentication with email and password, handling sign-up, sign-in, and password reset screens tied to a backend of your choice (Firebase, Supabase, or a lightweight Node/Express API all work for me as long as the integration is documented). • Wire the UI to live data through well-structured REST or GraphQL calls so I can swap in my own product catalog later...
...between 720p and 1080p. Result: Player ignored constraints or oscillated. Diagnostic Findings: Confirmed that native YT app picks higher quality than mobile-web iframe on the same connection. Iframe Check: Verified iframe sizing is large enough (~1511x844px) to trigger HD. Current Tech Stack: Backend: Node.js Frontend: React (VideoFeedCard component) Data: Managed via The Goal: Implement a stable solution (custom wrapper, specific API initialization, or a workaround to bypass YouTube's aggressive mobile ABR throttling) that ensures our 4K source videos are delivered at 1080p consistently on mobile browsers. Requirements: Expertise in YouTube IFrame Player API. Deep understanding of Mobile Browser limitations and Adaptive Bitrate (ABR). Ability to differentiate betwee...
...and Android. The core of the project is a robust task manager that syncs perfectly with the user’s calendar so that every to-do automatically lands in the right time slot, sends reminders, and updates in real time across devices. Scope of work • Design and develop the full app for both platforms—one shared code-base is preferable (Flutter, React Native or similar) to keep updates simple. • Implement intuitive task creation, prioritisation, drag-and-drop re-ordering and smart filters. • Integrate native calendar APIs (Apple, Google) so events and tasks coexist in a single timeline. • Set up secure cloud sync and basic account management (email, Apple/Google sign-in). • Build a lightweight admin portal or config file so I can tweak ca...
Project Overview: Amazon Launch Manager for Luxury Heritage Brand I am launching a premium handbag and accessories brand that blends traditional Indian artisanal fabrics with a "quiet luxury" aesthetic. I am looking for an experienced Amazon Marketplace Specialist to manage our end-to-end launch and o...ensure 100% Prime eligibility and zero stock-outs. Account Health & Analytics: Monitor performance metrics, manage customer feedback, and provide weekly reports on organic rankings and TACoS. What I’m Looking For: Proven track record of launching new brands on Amazon (please provide case studies if possible). Experience in the Fashion/Luxury Goods category. Deep understanding of the Amazon A10 algorithm and ranking strategies. Excellent communication skills and a ...
...production-focused role. You will be building websites based on: * Pre-defined templates * Clear customer input / briefs * Provided assets (images, copy, branding) Your role is to execute clean, professional websites quickly and accurately — not to design from scratch. **Scope of Work:** * Build websites using Shopify, Wix, and/or Squarespace * Follow structured templates and brand guidelines * Implement customer-provided content (text, images, products, etc.) * Ensure mobile responsiveness and clean UI/UX * Set up essential features (navigation, product pages, forms, etc.) * Basic SEO setup (meta titles, descriptions, structure) * QA and final polish before delivery **Requirements:** * Proven experience building websites on Shopify, Wix, or Squarespace * Strong atten...
...looking for someone who can take full ownership of our server-side codebase and keep it evolving over the next several months. The immediate need is to design and implement RESTful APIs that handle user authentication and authorization, data retrieval/manipulation, and a handful of third-party integrations. Most of our existing micro-services are written in Python and Java, with a few high-performance components in Go, so the more comfortable you are jumping between those languages the better. You’ll be expected to: • Draft an endpoint specification we can review together. • Build the services in clean, idiomatic Python, Java, or Go (your choice per module), following REST best practices. • Wire in secure auth (JWT, OAuth2, or similar) and ...