The posting
**Senior Full-Stack Engineer (Freelance/Contract, Remote)**
NexaFlow is developing a proof-of-concept automated code review tool powered by large language models (LLMs). We are seeking a Senior Full-Stack Engineer to design and deliver the prototype end-to-end.
**Key Responsibilities:** - Own the entire proof-of-concept (PoC) development process, from architecture to deployment. - Integrate webhooks for pull request (PR) analysis. - Build a hybrid review engine combining LLMs and static analysis tools. - Implement custom rule configuration for code reviews. - Develop a review dashboard for users. - Ensure Docker-based deployment of the solution.
**Requirements:** - 5+ years of full-stack development experience with Python (FastAPI) or Node.js and React. - Proven experience integrating LLM APIs (such as OpenAI GPT-4, Anthropic Claude) into production systems. - Hands-on experience with CI/CD pipelines, including GitHub Actions or GitLab CI. - Familiarity with code review tooling. - Ability to work independently, handling all aspects from system architecture to deployment. - Experience with static analysis tools (e.g., Semgrep, CodeQL) is a strong plus.
**Engagement Details:** - Freelance/contract position. - Fully remote work. - Competitive rate based on experience.



