Frontend/Backend Developer Needed to Clean Up Messy Codebase

We're looking for a senior Full Stack developer to join us for 8 hours per week. · This role involves reviewing and stabilizing an existing production web codebase, improving backend & frontend architecture, strengthening scalability and cloud infrastructure (AWS), defining codin ...

A developer is needed to review and fix an AI project with poor structure and redundant logic. · ...

We have an existing React/web app that's live but running into UI bugs and performance issues. · ...

We are seeking an experienced JavaScript consultant to help us clean up and optimize our existing codebase which has become quite messy over time.The ideal candidate will have strong problem-solving skills and the ability to navigate complex code structures. · Your task will invo ...

We are looking for an experienced full-stack developer to take over an existing case unboxing / gambling-style platform that requires significant backend fixes, system stabilization, and admin panel improvements. · ...

I am a solo founder of a mobile-first streaming platform dedicated to vertical video series. The app needs a professional code cleanup to improve stability and ensure our economy logic is bulletproof. · ...

+We need a developer who works with AI coding tools as a force multiplier not someone learning on the job This is ongoing part-time work hours/week with potential to expand You'll work directly with the founder not through layers of project managers · +Build and ship features usi ...

I am looking for a Replit & Cursor Engineer who can secure clean up and scale a fast-moving vibe code project. · ...

I'm looking for an experienced frontend developer to help me stabilize an existing React app.This is a short focused contract to fix production issues clean up problematic code and improve performance — not a redesign and not greenfield work. · Debug and fix broken or unreliable ...

We are looking for a Lead Software Engineer who can work across software stacks, quickly understand existing systems, take ownership of complex codebases. · Design, develop, evolve complex software systems · Reverse engineer existing software firmware systems to understand behavi ...

We are seeking a proactive Lead Developer / Full-Stack Engineer to manage our live mobile app. The responsibilities include auditing the codebase, handling CI/CD, and implementing small features and bug fixes. · The job requires experience with Flutter (Dart), TypeScript, MongoD ...

We're looking for a long-term full-stack developer to work with us across multiple SaaS projects. · The role is not a one-shot mission. We want someone who will grow with us, · debug, improve existing systems, · and continuously ship new features.A strong problem solver · Autonom ...

We're looking for an experienced Unity mobile developer to help finalize and polish a nearly completed feature inside our gamified fitness tracking app. · The app is live and we're currently working on other updates as well. I recommend downloading the app and understand what we' ...

I have an existing MERN stack web application (MongoDB, Express, React,) that is live but currently facing multiple technical and stability issues. I'm looking for an experienced MERN developer who can debug, fix, and stabilize the application. · Debug and fix backend & frontend ...

We are looking for an experienced MERN developer who can debug and fix existing production applications. The ideal candidate will have strong experience with the MERN stack and proven skills in debugging and refactoring legacy codebases. · Required Qualifications: Strong experien ...

Evaluate Generative AI model responses for software engineering tasks, review and assess tool calls and execution trajectories, analyze quality correctness and reasoning of LLM responses, inspect AI-generated code changes and identify potential issues or improvements. · ...

We are looking for a highly experienced full stack developer to take ownership of an existing production website and help us move it to the next level. · ...

I'm looking for an experienced full-stack developer to help me fix, stabilize and complete a web app prototype. · ...

Anthropic AI Engineer Needed for Autonomous Data Cleaning Agent.We are seeking an AI Engineer who is an expert with the Anthropic stack to develop an autonomous data cleaning agent. · ...

We're building a calm audio-first personal growth app for mobile and web using React + Capacitor.. · React · Capacitor (iOS + Android from same codebase) · ...