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    1,500 threading binary tree java jobs found

    ...status LED and the sensing window. • Integrate interior bosses, standoffs and snap-fit or screw pillars so the board sits securely without rattling. • Wall thickness and draft angles should follow common injection-moulding guidelines, yet the file must also be suitable for quick FDM/SLA prototypes. Deliverables 1. Native CAD file (SolidWorks, Fusion 360 or STEP) with fully editable feature tree. 2. Production-ready STL for immediate 3D printing. 3. A short drawing or PDF that lists critical dimensions and recommended fasteners. Acceptance criteria • PCB drops in with zero interference. • All ports and sensor areas align within ±0.2 mm. • Enclosure closes flush and withstands at least three open/close cycles without stress marks. ...

    $22 Average bid
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    20 bids

    ...normalise the data, migrate what I give you, and leave me with an easy way to expand it later (MySQL or PostgreSQL preferred, but I am open to your recommendation). • A detailed Fault Tree Analysis that maps all credible failure modes for these equipments and links directly back to the records in the database. The FTA should be delivered both as an editable file from a recognised reliability tool (e.g., ReliaSoft, FaultTree+, or equivalent) and as a PDF for quick reference. Acceptance criteria 1. Database loads in one step on my local machine and runs sample queries without errors. 2. Fault tree structure matches ISO14224 conventions and is cross-referenced to the database IDs. 3. A short user guide shows how to add new events, update data, and regenerate ...

    $132 Average bid
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    30 bids

    I’m ready to bring a first-person role-playing adventure to Android and need an experienced mobile game developer to turn the concept into a fully playable title. The core idea is a story-driven RPG where players explore immersive 3D environments, engage in real-time combat, and level up through a classic skill-tree system. Here is what I’m looking for: • A complete Android build (Unity or Unreal Engine preferred) that runs smoothly on current mid-range devices. • Modular, well-documented source code so new quests, items, and locations can be plugged in without major refactoring. • Basic art assets and UI that showcase the gameplay loop—high-end visuals can follow in later phases, but the first milestone must feel polished and fun. • ...

    $97 Average bid
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    5 bids

    ...experienced freelance developer to build custom plugins, contribute OpenSearch commits, perform bug fixes, and optimize search functionality for our Lucene-based search engine projects. This is a short-term to ongoing remote contract (10-20 hours/week initially). Key Requirements 5+ years hands-on experience with OpenSearch, Elasticsearch, or Solr (OpenSearch preferred). Strong proficiency in Java (core language, JVM tuning, build tools like Maven/Gradle). Deep expertise in Apache Lucene (indexing, querying, analyzers, postings, segments). Proven track record building plugins/extensions (e.g., custom analyzers, scorers, or transport layers). Experience with OpenSearch contributions (GitHub PRs, release processes) and bug triage/fixes. Familiarity with search engine interna...

    $60 Average bid
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    8 bids

    ...photo, specialty, and quick bio • Appointment calendar per doctor with real-time slot availability • Simple booking confirmation page and success screen • Local notification reminding the user of the upcoming appointment Design can stay minimal—native Material components are fine—but navigation must feel intuitive and responsive across current Android versions. Code in Kotlin (preferred) or Java, structured for easy future expansion when we decide to add secure logins and payment. Deliverables 1. Compilable Android Studio project with clear package structure 2. Signed release APK for internal testing 3. Brief README covering build steps, key classes, and where to plug in APIs or a mock backend Acceptance criteria • Booking flow com...

    $10 / hr Average bid
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    55 bids

    ...sign-up / login flow • Responsive web interface that works smoothly on phone, tablet, and desktop • MCQ test engine with a visible countdown that auto-submits when time expires • Instant results page showing score, correct answers, and basic analytics • Admin dashboard for bulk question upload, test creation, and user management Tech preference: React on the front end and either Node.js or Java on the back end. If you have an alternate stack that meets the requirements and speeds development, let’s discuss; the priority is clean code, clear documentation, and future scalability. I’ve allocated a sensible budget and am happy to structure it across milestones (MVP, admin panel, final polish). The full build should be completed within four...

    $106 Average bid
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    27 bids

    ...Produce a concise changelog explaining the compliance corrections so I can reference it if Apple asks for clarification. Acceptance criteria: • The new build is submitted to TestFlight without triggering Guideline 4.3(a) in Apple’s initial review. • A short report outlines every code, asset, or metadata change directly tied to the rejection. • No new warnings appear in App Store Connect when the binary is uploaded via Transporter. • Apple approval for TestFlight You’ll have access to the entire repo, App Store Connect, and any previous rejection correspondence. If you’re fluent in Apple’s Human Interface Guidelines, Xcode 15, and TestFlight review nuances, you should find this straightforward. Let’s get my game back in the h...

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    62 bids

    ...parameters within the order request (e.g., timestamp salts, signature validation sign, and encrypted data payloads). Path Restoration: Identify the core purchasing endpoints (Check-in, Add-to-cart, Submit-order). B. Auto-Purchasing Logic Implementation Precise Timing: Support NTP network time synchronization to trigger requests at the millisecond (ms) level. Concurrency Control: Support multi-threading or Coroutines (Goroutines) for high-frequency requests to respond to inventory refreshes. Inventory Monitoring: Monitor product status in real-time and trigger order placement the exact moment it changes to "Available for sale." C. Bypassing & Anti-Risk Control Certificate Injection: Provide a solution to bypass certificate validation in specific environments (...

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    53 bids

    ...creation of multi-week plans, with the ability to edit on the fly. A lightweight account system is required: email or Google sign-in, basic profile storage, and cloud sync for routines and history—nothing more elaborate such as leaderboards or community messaging at this stage. Material-style UI, smooth navigation and offline functionality are important. Please structure the code clearly (Kotlin or Java), document major classes, and supply the final APK along with source in a Git repo so I can continue iterating after launch. If you foresee optional add-ons like nutritional guidance, note how they could be integrated later without major rework....

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    16 bids

    I am working in RStudio and need a clear, well-documented logistic regression model that I can reproduce and interpret confidently. The goal is to use predictive analytics to estimate the probability of a binary outcome from my data set. I will provide a cleaned CSV along with a brief data dictionary. Here is what I expect: • An R script (or RMarkdown) that imports the data, explores key predictors, builds the logistic regression, checks multicollinearity, and carries out goodness-of-fit diagnostics (AIC, ROC/AUC, confusion matrix). • Concise comments explaining each step so I can tweak the code later. • A short summary outlining significant predictors, odds ratios, and any recommended next steps. Please rely only on base R or tidyverse and caret packages&mdash...

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    21 bids

    I need a developer who can put together a simple, static website in Java for my new packaged drinking-water venture. The visual direction is already set: a classic, elegant look that reflects purity and trust. All logo files and brand assets are in hand, so you can jump straight into layout and coding without waiting on design collateral. Scope of pages • Home • About Us • Product • Contact Us • Query Form (basic enquiry capture) The site will be hosted in the cloud, and I’d like the hosting plan and domain secured for the first 12 months as part of the job. Clean, well-commented code is important because I may expand the site later. Deliverables 1. Fully functional static Java website with the five pages above 2. Deployment to ...

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    68 bids

    I need a mechanical 3-D CAD model built specifically so I can run detailed structural analysis on it later. All geometry must be fully parametric, dimensionally accurate, and organised in a clean feature tree that lends itself to straightforward meshing for FEA. My focus is on the engineering integrity of the design, not on photorealistic rendering, so please keep surfaces simple, remove unnecessary fillets where they do not affect strength, and name every feature sensibly. Native SolidWorks files are ideal, but a neutral STEP file alongside the source will also be required so I can import it into other solvers. There are Model require , there complete structure of vehicle from you.i will send you the details of model drawings Deliverables: • Native CAD file (SolidWorks ...

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    ...PLM (E6) to pull out Product data and Document data cleanly and reliably so that I can load it into Siemens Teamcenter. The engagement is entirely about safeguarding data integrity—I am willing to trade speed for absolute correctness. The work involves: • Understanding the E6 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 se...

    $9 / hr Average bid
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    5 bids

    ...part rebuilds without errors or warnings in SolidWorks 2022+. 2. Dimensional check: random spot-check of ten critical features must match the supplied spec sheet to ±0.01 mm or stated tolerance. 3. Assembly opens in under 30 s on a mid-range workstation, indicating clean references and lightweight management. If you’re comfortable working at this level of precision and can keep the feature tree well-organized, I’d love to see your approach and a short timeline proposal....

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    I’m expanding an embedded Linux platform that runs on the AM335x-based BeagleBone Black and I need an engineer who already knows their way around the board. The work spans kernel configuration, real-time GPIO toggling, PRU firmware tweaks, and device-tree overlay edits, all deployed on Debian/Ubuntu images via remote workflows. Day-to-day coding will be done in Python for the high-level hardware control layer, so fluency there is essential; C/C++ knowledge for the lower-level pieces is a plus but not mandatory. You will be working with: • GPIO • I2C • SPI The schedule is flexible—part-time or full-time—and everything is handled remotely. When you apply, focus on your BeagleBone experience: link to relevant GitHub repos, forks, demos, or shi...

    $30 - $250
    Sealed
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    9 bids

    Book cover illustration needed: The main character is a young Japanese woman, a blind shamanic healer. The illustration should be somewhat mystical but not dark. I see her sitting in meditation at a small fire at night, there is a tree with blossoming branches, a moon in the sky.

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    152 bids

    ...them fit what the supplier offers, so we will use a mix of current categories and a few new ones. I have a rough hierarchy in mind yet need your input to finalise clear, SEO-friendly names and placement before the first item goes live. Key deliverables • Complete import of 201–500 products through DJ-Catalog2 • Consistent formatting, resized images, and working links/spec tables • Category tree refined together, then implemented (both existing and newly added) • Front-end spot-check to confirm each item is searchable and appears in the correct category filters If you already know DJ-Catalog2 and can work directly in Joomla’s admin panel without extra extensions or scripts, this should be straightforward. Accuracy matters more than speed, ...

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    ...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...

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    ...Rule (Mandatory) When copying reviews or social media posts, you MUST click the "More" button to expand the text. Truncated or "cut off" text will not be accepted. Surgical Image Naming (9 Categories) You must identify at least 6 distinct services (up to 9). Select the best photo for each and name the file exactly as follows based on the category it fits: (e.g., Tree Trimming, Foundation) (e.g., Stone Borders, Pavers) (e.g., Sod, Plants) (e.g., Lighting, Drainage) (e.g., Mulching, Cleanup, Repairs) (e.g., Holiday lights, Snow, or specific local specialty) (Any

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    I need my entire Master’s-level valuation assignment recreated from the ground up, strictly following the course notes that cover the Black framework. Scope of work The task spans three independent pieces: • Binomial tree pricing exercise • Bermuda put valuation using the Jarrow–Rudd model • 3×6 Forward Rate Agreement priced with the Black–Derman–Toy model All calculations must be carried out in Excel, but the final write-up must arrive as a polished LaTeX document. Please embed or reference any spreadsheets so I can trace every step. Deliverables 1. A self-contained LaTeX report that: – Derives and explains every formula exactly as stated in the class notes – Reproduces the specific numerical examples...

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    I’m looking for a single partner who can take my concept from idea to launch on two fronts: a fully-featured Android application and its companion website. Everything should share one clean, secure backend so updates roll 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 ...

    $540 Average bid
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    260 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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    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 libraries or REST c...

    $250 - $750
    Sealed
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    137 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...

    $2035 Average bid
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    No, I don't own the domain and hosting; I 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 t...

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    55 bids

    Fix a year-2027 overflow bug in a compiled 68HC11 binary Pre-compiled time library (, IAR UBROF format, no source available) stores year as signed char. On 01/01/2028 overflow causes terminal to display wrong date (currently rolls back to 1970). We have already patched several DECA→NOP sign-extension sites. Bug persists. Need someone to disassemble the full year-rollover code path and identify what ...

    $699 Average bid
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    19 bids

    ...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 using AI Using AI for debugging / refactoring Creating test cases via AI Comfortable reviewing and validating AI-generated code Tools / Stack (Expected Exposure) Backend: Java / .NET / Node.js APIs: REST / GraphQL Cloud: AWS / Azure DevOps: GitHub / GitLab / Jenkins Observability: Datadog / ELK / Prometheus / Grafana Databases: SQL (strong), NoSQL What Stands Out (Real Signals) You’ve used AI to speed up delivery in real projects You’ve worked on messy legacy systems (stored procedures, monoliths) You’ve shipped something using AI-assiste...

    $2021 Average bid
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    51 bids

    ...data AI Tools (Strong Expectation) You should actively use: Claude / ChatGPT / Gemini Cursor / Copilot / AI coding tools Prompt engineering in real workflows Debugging and refining AI outputs Bonus (Very Relevant) RAG (Retrieval-Augmented Generation) Codebase indexing / embeddings Automated test generation Experience with logs / telemetry for feedback loops Tech Stack Python (preferred) Node.js / Java (good to have) Vector DBs (Pinecone, Weaviate, etc.) APIs, JSON, data pipelines What Stands Out (Real Signals) You’ve built something end-to-end using AI tools You rely on AI daily to write or improve code You’ve worked on real systems, not just notebooks... No companies to be apply and applicable only for individual freelancers...

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    Trophy icon Timeless Farm Logo Design
    22 hours left

    Our property, Mortons at Russell’s Bridge, needs a premium logo that feels as enduring as the land itself. The Morton Bay fig tree is the heart of the design—it’s the most recognisable feature on the farm and must take centre stage. I’d like our livestock (Angus cattle, sheep and Welsh ponies) woven in only if they can be integrated subtly without stealing focus from the tree. The finished mark should work flawlessly in black-and-white; any shading or texture you add has to translate cleanly to single-colour use for signage, embroidery and screen-printed merchandise. Because the logo will appear everywhere—from the gate sign to hats and feed bags—I’ll need fully scalable vector artwork and clear usage guidelines. Deliverables &bul...

    $35 Average bid
    Guaranteed
    $35
    601 entries

    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...

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    ...and overall dimensions without rebuilding everything. Standard aluminum extrusion libraries are fine if they speed things up, but custom profiles must match the dimensions I supply. Corner joints, gussets, and any load-bearing features have to be modelled exactly as they would be machined or welded. Deliverables • Native SolidWorks part and assembly files • A clean, fully-constrained feature tree (no unresolved sketches or dangling mates) • One set of annotated 2D drawings (PDF + DWG) showing critical dimensions, hole patterns, and cut lengths Acceptance will be based on the model opening error-free in SolidWorks 2022, all dimensions matching the spec sheet I provide, and the assembly resolving without suppressed components. If you’re comfortable ru...

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    ...Android builds. Deliverables 1. Source code for the cross-platform mobile app. 2. Backend code with clear README covering environment variables, build, and deploy steps. 3. A brief test plan (manual is fine) showing the image flow working on both platforms. Acceptance criteria • A fresh install on any recent iOS or Android phone opens, takes a photo, and returns the correct binary result in under 10 seconds on Wi-Fi. • Backend deploys on a free Render or Railway account from a clean repo clone with a single command. • All keys, endpoints, and model parameters are pulled from env vars—no secrets hard-coded. Phase two—identifying whether a pictured consumer product contains a lithium-ion battery—will be a follow-u...

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    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...

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    We 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...

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    I’m ready to roll out several improvements to our live Avaya IVR and want someone who already knows their way around Avaya Experience Portal / Orchestration Designer and VoiceXML. The system is stable today, but the menu tree is dated and callers are not always routed to the right skill group. Here’s what I need done: • Add the new menu options that I’ll supply (scripts and prompts are finished and approved). • Fine-tune voice-recognition so callers can speak choices naturally; experience with Nuance or the built-in ASR tuning tools will be valuable. • Adjust the call-routing logic so selections flow to the correct queues without the current detours. You’ll receive: – Current IVR application files and design documents. &nd...

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    ...information for 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 previou...

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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...

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    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...

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    I already have a working cPanel hosting account and want Listmonk running there as soon as possible so I can start sending email newsletters. At this point I haven’t opened the Hetzner VPS yet, but I might move or repl...Listmonk defaults. Core deliverables • Clean install of the latest stable Listmonk release on my cPanel host (SSH access available). • Verification that the web UI loads over HTTPS and that a test newsletter can be sent and received. • Short, clear notes on the key configs you changed and why, plus a brief checklist I can follow if I later re-deploy on a Hetzner VPS. If Docker, a direct Go binary, or another method is better suited to cPanel’s constraints, let me know which path you plan to take before you start; I’ll green-l...

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    80 bids

    My Gazebo hospital-auction simulation runs three TurtleBot3s under ROS 2 Humble on Ubuntu 22.04. The nodes launch without crashing, NLP commands publish correctly, yet nothing appears or moves in RViz. RViz throws its usual “Global Options → Fixed Frame does not exist” warning, so the TF tree clearly is not reaching the visualiser; after that the robots ignore the velocity messages as well. I need someone experienced with ROS 2 Humble, TF2, Gazebo / Ignition, and TurtleBot3 launch stacks to jump in, inspect the running graph, and eliminate the missing-frame problem so the three bots become visible and responsive again. I have all launch files, URDFs, and NLP command source ready to share over a screen-share or repo. You’d trace the TF broadcasts, confirm the ...

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    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...

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    ...Pricing, stock levels and other advanced fields are not required unless you happen to notice them while scraping; focus on the description above all. I will provide: • The vendor website URL and access instructions. • A short spec for the folder and file-name pattern (our custom convention). • A sample spreadsheet template so you can match column headers exactly. Acceptance criteria • Folder tree mirrors the agreed convention, with media correctly named. • Excel file opens without errors and imports cleanly into Shopify’s bulk upload tool. • Product count in the sheet matches the count on the vendor site. If you’re comfortable with web scraping, Shopify product CSV structures, and quick turnaround times, this should be stra...

    $59 Average bid
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    ...challenges Goal: exploit vulnerabilities to gain control of execution and call the internal function to retrieve flags Requirements: Analyze each binary and identify the vulnerability (e.g., buffer overflow, format string, etc.) Develop a working exploit for each challenge Ensure the exploit works both locally and against the remote service Use Python (pwntools) for exploit scripts Deliverables: → working exploit for challenge 1 → working exploit for challenge 2 → explanation of vulnerabilities and exploitation steps → both flags obtained from the challenges Required Skills: Strong experience in binary exploitation (pwn) Familiarity with GDB / pwndbg / gef Experience with pwntools (Python) Understanding of protections such as NX, PIE, RELRO Pr...

    $19 Average bid
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    ...already in production; performance slow-downs on the older Mirth instances are the issues I meet most often. All access is through AnyDesk screen-share sessions—no direct log-ins or code exports—so you should be comfortable working live while we talk through each ticket. Your background must cover both the classic Mirth interface and the newer BridgeLink tool-set, with enough HL7, JavaScript, Java and SQL knowledge to trace bottlenecks, tweak transformers, and keep message queues flowing smoothly. Typical tasks you’ll handle: • Diagnose and resolve performance issues on legacy Mirth channels • Update or patch existing channels/destinations across both platforms • Build an occasional new channel when a facility is onboarded • Docum...

    $15 / hr Average bid
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    140 bids

    ...AC down safely for logic and sensor heating. • User interface: three-digit (or similar) LED readout, bi-colour status LED, and a hush/reset button. Deliverables 1. Block diagram, detailed schematics, and complete BOM (with manufacturer part numbers). 2. PCB layout files (Gerber, drill, pick-and-place) and 3D enclosure model suited to wall mounting. 3. Firmware source code and compiled binary ready to flash. 4. Test procedure covering calibration, fail-safe verification, and initial self-test routine. 5. Brief dossier outlining how the design meets ATEX or comparable requirements, so a certification body can pick it up without re-engineering. Acceptance is based on compiling the design, producing one working prototype that drives the NC valve and shows gas conce...

    $299 Average bid
    $299 Avg Bid
    35 bids

    ...A sandbox integration that demonstrates at least one live mobile wallet transaction will form part of acceptance testing. Tech Stack Native Swift/Kotlin or a robust cross-platform framework like Flutter or React Native is acceptable; I’m open to your professional recommendation as long as performance, security, and code maintainability are fully addressed. A containerised backend (Node.js, Java Spring, or similar) running behind an API gateway with JWT or OAuth 2.0 is preferred. Deliverables (MVP) 1. Universal iOS and Android apps compiled for App Store and Google Play internal testing. 2. Secure backend API with full documentation and Postman collection. 3. Admin/ops panel (basic) for dispute management and escrow release. 4. Automated test suite covering c...

    $727 Average bid
    $727 Avg Bid
    279 bids

    Requiring a 3D humanoid model based off a provided picture (if selected) File type needed: “.glb” It needs to use Mixamo skeleton layout, as well as have LeftEye and RightEye bones for movement. The skeleton also needs to have specific rotations to work with Talkinghead (), also see attached file, requires 52 ARKit blendshapes needs 15 Oculus visemes (labelled as "viseme_XX") high quality texture is a necessity, as realistic as possible

    $2949 Average bid
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    33 bids

    ...analysis that groups the genes into their canonical WRKY clades with well-supported bootstrap values and a clearly annotated tree ready for publication. Because I have not fixed a pipeline yet, please recommend the most suitable tools. I am comfortable with you choosing from popular options such as HMMER, Pfam, BLASTp, OrthoFinder, MEGA, IQ-TREE, or any equivalent open-source packages that you feel would produce defendable, reproducible results. Deliverables will be: 1. A methods report (commands, versions, parameters). 2. Clean FASTA and GFF files for all identified WRKY genes. 3. Comparative genomics tables and synteny plots. 4. Publication-quality phylogenetic tree files (Newick + annotated PDF/PNG). 5. A brief interpretation summary linking the findi...

    $216 Average bid
    $216 Avg Bid
    4 bids

    I need a robust, high-performance automation tool to verify and categorize approximately 300,000 user accounts from two databases. The tool will check login validity on a specific portal and classify accounts by type. Key Technical Challenges: Large Scale Processing: The tool must handle 300,000+ entries efficiently. I need a developer who understands multi-threading and asynchronous processing to ensure the task doesn't take weeks. Smart De-duplication: There are many duplicates across the databases. The tool must include a pre-processing step to clean and de-duplicate the list before starting the verification process to save time and resources. Account Classification: For every successful login, the tool must scrape the account dashboard to identify if it is a Corporate (E...

    $472 Average bid
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    123 bids

    ...flows are defined; I now need a developer who can translate them into a smooth, production-ready app. You will own the coding of the Android front-end and connect it to a scalable cloud back-end that supports real-time data exchange, notifications, and secure user authentication. Clean architecture, thoughtful UI/UX, and solid performance are priorities. I’m open to your recommended stack—Kotlin or Java in Android Studio with Firebase, RESTful APIs, or other proven solutions. Deliverables • Complete Android Studio project with readable, well-commented source code • Signed release APK/AAB ready for Google Play submission • Concise setup & deployment documentation When you reply, please share links to Android social apps you’ve built, o...

    $2112 Average bid
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    89 bids