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This project is entirely code-centric; visual design is already handled elsewhere. I need the application’s logic, data handling, and integrations written, refined, and thoroughly tested. Technologies in scope • JavaScript • Python Feel free to suggest the most suitable frameworks or libraries under these languages, but the final output must remain in plain JavaScript and Python so it can be dropped into an existing codebase without major refactoring. Deliverables • Well-structured, readable source code with in-line comments • A concise README explaining setup, key scripts, and how to run tests • Passing unit or integration tests that demonstrate the core functionality Acceptance criteria Code executes without errors on a fresh install, passes all supplied tests, and matches the behaviour described in the accompanying README.
Project ID: 40420397
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Active 16 hours ago
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58 freelancers are bidding on average $6 USD/hour for this job

I am Muhammad Zeeshan, a seasoned developer with over a decade of experience. I have successfully developed and optimized various platforms including MT4, MT5, PineScript, NinjaTrader, and more. Your project aligns perfectly with my expertise in JavaScript and Python. I am fully capable of managing the entire logical codebase, data handling, and integrations and can hand you a clean structured code documented with inline comments that are both highly readable and adhere to best practices. In terms of delivering, you can expect a concise README outlining key setup instructions, scripts, and how to run tests. I have extensive experience in scripting tests to validate core functionalities which ensures your project will be delivered to spec. I take great pride in producing quality work that is tested extensively for bugs and errors to ensure it runs smoothly and effectively on any codebase. As an experienced Full Stack Developer hailing from Pakistan and the UK, my solutions are tailored to provide maximum efficiency within reasonable budgets. My skills span across the entire software development landscape from Java to C++, SQL to Laravel among other things, which gives me a wide lens to approach your project's needs strategically. Decisions about frameworks or libraries I would suggest Django given the project scope. I am ready to discuss further details about your project's specific requirements or any gateways necessary for perfect project execution.
$5 USD in 40 days
6.3
6.3

Hello Dear! Greetings from Toriqul Global Solutions! We are a reliable and experienced web design & development company led by Engineer Toriqul Islam (B.Sc. in CSE, RUET), with over 10 years of proven industry experience delivering quality digital solutions. At Toriqul Global Solutions, we build modern, user-friendly, high-performance websites focused on simplicity, elegance, and functionality to boost engagement and business growth. Technologies We Use: Custom Websites Development Using ======>Full Stack Development. 1. HTML5 2. CSS3 3. Bootstrap4 4. jQuery 5. JavaScript 6. AngularJS 7. React JS 8. Node.js 9. WordPress 10. PHP 11. Ruby on Rails 12. MYSQL 13. Laravel 14. .NET 15. CodeIgniter 16. React Native 17. SQL / MySQL 18. Mobile app development 19. Python 20. MongoDB and more skills What will you get? • Responsive design on All Devices •Reusable components •Clean code •Timely delivery tested •Clear communication We would be honored to discuss your project requirements and help bring your ideas to life. Thank you for your time and consideration. Warm Regards, Toriqul Global Solutions
$5 USD in 40 days
5.9
5.9

Hi there. I read through your description and it’s clear you need clean, dependable logic in both JavaScript and Python without changing your existing structure. I’ve built similar setups before, moving between Flask, Node, and plain code where needed. I’d focus on delivering straightforward modules with comments so you can drop them in without chasing dependencies. • Write the JS and Python logic in small, testable units • Add a simple test suite in each language • Prepare a short README explaining how to run everything • Make sure it runs clean on a fresh install I can start right away and get a working first pass in about two days. Do you already have a defined testing entry point (like pytest or node test runner) that the new code should plug into directly? Greetings, Slavko
$10 USD in 20 days
5.4
5.4

Hi! I’ve worked on code centric projects where the main goal was clean logic, reliable data handling, and tests that prove everything works without touching the design layer. I can build this in plain JavaScript and Python so it fits into your existing codebase without heavy refactoring. I’ll keep the structure readable, add useful inline comments, and avoid unnecessary framework overhead unless a small library clearly improves reliability. My approach: Review the required logic and existing code structure Write modular JS and Python code with clean data flow Add unit or integration tests for the core behavior Provide a concise README for setup, scripts, and test runs Ensure fresh install execution passes without errors I’m comfortable working independently on backend logic, APIs, integrations, data processing, and automation scripts. Please share the README or behavior specs and I can start from the core functions first.
$5 USD in 40 days
5.3
5.3

Hello, I read your project description carefully. Since the visual design is already handled, I can focus fully on the application logic, data handling, integrations, code quality, and testing. I can help with both JavaScript and Python code while keeping the output clean, modular, and easy to drop into your existing codebase without major refactoring. For this project, I can provide: Well-structured JavaScript and Python source code Clean business logic and data handling API/integration work if needed Bug fixing and code refinement Unit or integration tests for the core functionality Clear inline comments where useful A concise README with setup steps, scripts, and test instructions Depending on your existing stack, I can work with plain JavaScript, Node.js, Python, Django, Flask, or lightweight utility modules. I will follow your current project structure and avoid unnecessary framework changes unless there is a clear reason. My approach would be: Review the existing codebase and requirements Identify the exact logic, data flow, and integration points Implement or refine the needed JavaScript/Python modules Add tests to verify the expected behavior Provide a simple README and handoff notes I understand that the acceptance criteria are important: the code should run without errors on a fresh install, pass the required tests, and match the README behavior. I will focus on making the implementation readable, testable, and reliable. All communication and project coordination can remain through this platform. Best regards, Albert C.
$3 USD in 40 days
5.0
5.0

Hi there, I have read your project requirement. You need clean, production-ready logic and integrations written in JavaScript and Python, with strong structure, testing, and documentation. We will develop well-structured, modular code in plain JavaScript (Node.js) and Python (Flask/Django where needed, but output kept clean and framework-light). The focus will be on core logic, data handling, and integrations with clear separation of concerns. We will include unit/integration tests, proper error handling, and a concise README so the code can be easily integrated into your existing system without refactoring. Questions: ======== Can you share the exact functionality or modules to be implemented? Do you have a preferred testing framework (PyTest, Jest, etc.)? Any specific integrations (APIs/services) involved? Should we follow any existing code style or architecture guidelines? Best Regards, Srashtasoft Team
$8 USD in 40 days
5.0
5.0

Hello there, I hope you’re well. I’ve spent years building robust logic and data handling in both JavaScript and Python, with a focus on clean interfaces that sit inside larger codebases without forcing refactors. I’ll craft well-structured, testable code for your app’s logic, data flows, and integrations, while keeping everything plain JavaScript and Python for easy drop-in use. I’ve delivered end-to-end solutions across Node.js, Flask, and Django ecosystems, writing modular components, clear in-line comments, and reliable test suites. I’ll align with your existing tests, expand coverage as needed, and ensure each piece behaves exactly as described in your README, without touching visuals. I can take this on with a tight, pragmatic approach: set up a minimal, well-documented project skeleton, implement core logic and integrations, and run through unit and integration tests to confirm everything passes on a fresh install. I’ll share a concise README with setup steps and key scripts, and keep you updated with quick wins and a realistic timeline. Best regards, Billy Bryan
$20 USD in 18 days
4.5
4.5

Greetings, I see you're looking for support with the logic and data handling of your application using JavaScript and Python. My approach would involve diving into your existing codebase to ensure seamless integration while crafting well-structured, readable code. I'll focus on using the best practices for both languages, leveraging frameworks like Flask for Python and possibly Node.js for JavaScript if needed, without complicating your setup. I’m committed to writing clear code with in-line comments to make it easy to follow. Additionally, I’ll provide a concise README to guide you through setup and testing, ensuring everything runs smoothly right out of the box. I have a solid background in test automation and software development, which will allow me to deliver robust unit and integration tests that verify the core functionality you need. Best regards, Muhammad Arshman
$5 USD in 40 days
4.0
4.0

Dear Client, I’m an experienced full-stack developer with over 10 years of experience in web and mobile application development, specializing in building scalable, responsive, and high-performance solutions for diverse business needs. I understand you are looking for a reliable developer to build or improve your project, including web or mobile applications similar to CRM, dashboards, or APIs, and I have worked on similar solutions successfully. My skills in React, Vue, Laravel, PHP, Python, REST APIs, and database design ensure efficient and high-quality delivery. Feel free to share more details or ask questions. I’m ready to refine my approach to match your exact requirements. Looking forward to working with you. Best regards, Md Ruhul Ajom
$5 USD in 40 days
5.2
5.2

Hello, I bring 10+ years of experience in JavaScript and Python development, building robust, testable, and integration-ready systems. I will deliver clean, well-structured code with clear in-line comments, ensuring it fits seamlessly into your existing codebase. I can use lightweight frameworks where helpful, while keeping the final output in plain JavaScript and Python. Deliverables include fully functional source code, a concise README with setup and execution steps, and comprehensive unit/integration tests. I focus on reliability, readability, and performance, ensuring smooth deployment on a fresh environment. I’m ready to start immediately—let’s collaborate to deliver high-quality code.
$6 USD in 40 days
3.4
3.4

Greetings I can surely help you for JavaScript & Python Coding Support I am in the IT industry since more than a decade and serve so many clients in building and rebuilding websites, software, and applications I have strong hands-on different cms like webflow, Wordpress, shopify, squarespace, wix and on different programming languages like PHP, Laravel, React, Node.js, HTML, CSS, And I did the migration from HTML to click funnels. I have made so many websites (E-commerce, WordPress, Classified admin, WooCommerce, etc.), bots, softwares, and Mobile applications (Android, IOS, and Huawei Play store) in my entire career. I have strong hands on both the front end and back end. Currently, I am part of the team who are dealing with miscellaneous tasks in dubizzle and Mzad Qatar including design and layouts and they both have more than 1 million users. I believe that you are looking for a web designer and for sure you will get your end desire result with plagiarism-free work and with better quality as I am assuring you this. Package deals can also be done for long-term collaboration as per the client's requirement. Kindly do come on chat so that we can discuss project details further more.
$2 USD in 40 days
3.1
3.1

Hi, I’ve gone through your requirement and I totally understand the expectation—this is purely about clean, reliable logic and integration-ready code, not UI. I recently worked on a similar backend-focused project where I delivered modular JavaScript (Node.js) and Python services that plugged into an existing system without refactoring. The focus was on clear architecture, test coverage, and predictable behavior. I structured the code with separation of concerns, added inline documentation, and ensured all modules passed unit/integration tests on a fresh setup. For your case, I’ll write framework-light, dependency-conscious code in plain JS/Python, ensuring easy drop-in compatibility. I’ll include structured modules, robust error handling, and a concise README with setup + test execution. Testing will be handled via Jest (JS) and Pytest (Python) to validate core logic. A few quick questions: 1. Do you have any preferred test frameworks or should I proceed with Jest/Pytest? 2. What level of coverage are you expecting (unit vs integration)? 3. Any constraints on external dependencies or package usage? Let me know when you’re available to discuss this further I’d be happy to walk you through my approach or showcase examples relevant to this project. Looking forward to hearing from you! Best regards, Mulayam
$4 USD in 40 days
2.7
2.7

Hello, I understand you need JavaScript & Python coding support focused on building and refining application logic, data handling, integrations, and thorough testing. The goal is to deliver clean, reliable, and production-ready code that can be directly integrated into your existing codebase. Here’s what I can provide: Well-structured JavaScript & Python modules with clean architecture and in-line comments for easy maintenance Robust data handling, API integrations, and backend logic implementation using best-suited approaches Unit and integration tests to ensure stable, error-free execution across all core functionalities I bring over 4+ years of experience in JavaScript and Python development, including work with Node.js, Flask/Django, and test automation. I focus strongly on writing scalable, readable, and well-tested code that performs reliably in real-world applications. Just to clarify a few things: Is there an existing codebase structure or repository I should align with? Do you have a preferred testing framework for unit/integration tests? Please come to the chat box to discuss more about your project. Best regards Indresh Kushwaha
$8 USD in 40 days
1.7
1.7

Hey, I'm a certified Coding Instructor at multinational organization. I've been supporting students all around the world with JavaScript and Python for almost 4 years. I know how a clean, organized and structured code is supposed to be like, and I can help with the exact thing. Before that, let's discus in detail about the project so that we can set a clear and specific goal.
$7 USD in 40 days
1.8
1.8

I can provide targeted JavaScript and Python support focused solely on your application’s functionality, leaving all visual design concerns aside. My expertise is in writing clean, maintainable code that integrates smoothly with existing front-end and back-end structures. I’ve helped teams enhance complex JS-heavy interfaces and Python-based services, including data processing, API integration, and performance optimization. I’m comfortable jumping into existing codebases, understanding current logic quickly, and extending or refactoring without breaking what already works. My approach would be to review your current repository, clarify the key features and workflows you need, then implement and test improvements in small, verifiable increments. I’ll keep communication tight and technical, with concise updates and clear next steps. I would love to chat more about your project! Regards
$5 USD in 7 days
2.6
2.6

Hi there. I understand you're looking for support with coding logic, data handling, and integrations in JavaScript and Python. It's crucial that the code integrates smoothly into your existing system without requiring major changes. One common issue with this kind of project is ensuring that all dependencies are correctly managed, so everything runs smoothly on a fresh install. I have experience in both JavaScript and Python, and I focus on writing clean, maintainable code. For your project, I'll ensure the code is well-structured with clear comments. I'll also provide a straightforward README for setup and testing instructions. Additionally, I'll implement unit and integration tests to verify that everything functions as expected. Do you have specific frameworks or libraries in mind, or would you like suggestions based on best practices?
$5 USD in 40 days
0.8
0.8

When it comes to this project's demands, my expertise aligns perfectly with your needs. With an extensive background in Python and JavaScript, I'm well-versed in their respective frameworks and libraries. Ensuring a seamless integration into your existing codebase remains paramount to me, as major refactoring can lead to unnecessary downtime and hiccups. Your specified acceptance criteria - a concise README, well-structured code, and functionally successful tests - are everyday tasks for me. My full-stack proficiency further strengthens my abilities in delivering products that not only meet expectations but surpass them. In my career, I've gone beyond merely writing codes; I construct applications that possess alluring visuals meshed with solution-oriented functionalities - instilling distinct brand identity in websites, developing e-commerce solutions, and improving SEO optimizations in ways that drive results. That way, you are guaranteed a digital experience that is visually captivating and mechanically sound. Let's collaborate on this project so we can transform your vision into reality!
$5 USD in 40 days
0.0
0.0

I am a perfect fit for your project, focused on delivering clean, well-structured JavaScript and Python code that integrates seamlessly with your existing application. I understand the critical need for flawless logic, data handling, and thorough testing to ensure error-free execution and adherence to your README specifications. While I am new to Freelancer, I have strong experience and have delivered similar solutions outside the platform, crafting readable source code with clear inline comments and reliable unit tests. I offer a free consultation to clarify your requirements and suggest the best frameworks while ensuring compatibility with your codebase. I would love to chat more about your project! Regards, Sonny Dube
$4 USD in 14 days
0.0
0.0

Hi, I’m a strong fit for this—focused purely on clean, reliable code in JavaScript and Python. I’ll deliver well-structured, fully tested logic that integrates smoothly into your existing codebase without unnecessary dependencies or refactoring. I write production-grade code with clear comments, solid test coverage, and a concise README so everything runs flawlessly on a fresh setup. Ready to start immediately and deliver fast. Let’s discuss your requirements.
$5 USD in 40 days
0.0
0.0

Your goal to integrate robust application logic and seamless data handling aligns perfectly with my track record of delivering faultless backend systems that integrate smoothly into existing environments, driving high reliability and scalable outcomes. You require clean, well-structured code crafted in plain JavaScript and Python, designed for effortless insertion into your current codebase without major refactoring, with thorough testing and a concise README—this precision matches my commitment to maintainable, fully documented, and test-verified development. I focus on implementing clear, modular logic and efficient integration using proven frameworks while ensuring the final deliverable is plain code optimized for clarity, maintainability, and flawless functionality, with automated tests validating every critical pathway. Choose me to ensure a reliable, communication-focused partnership that respects your timelines and delivers a tested, error-free solution ready for deployment. I am available for a quick chat! Best Regards, Oreliom
$4 USD in 40 days
0.0
0.0

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