Senior Full-Stack Engineer (Python/Node.js) – AI Media & Automation Engine (MVP)

We are a stealth-mode startup building an innovative AI automation platform for the e-commerce and media technology market. We are looking for a Senior Full-Stack Engineer to build an isolated media processing and AI data extraction engine as part of our core MVP. WHAT WE ARE BUILDING (SCOPE): You will be responsible for developing a standalone Python or Node.js module that accepts short user video inputs, processes frames using computer vision (FFmpeg/OpenCV), transcribes audio (Whisper API), and utilizes Multimodal AI models (OpenAI GPT-4o / Gemini 1.5 Flash) to generate structured JSON data outputs. WHAT IS ALREADY PREPARED: - Fully structured Technical Specification & PRD hosted on GitHub. - Clear API schemas, JSON outputs, and architecture guidelines. - Standardized IP Assignment & Confidentiality Agreement. REQUIRED TECHNICAL EXPERTISE: - Backend: Python (FastAPI / Django) OR Node.js / TypeScript. - AI & Computer Vision: OpenAI API (GPT-4o, Whisper), Gemini API, FFmpeg / OpenCV for frame extraction. - Browser Automation (Bonus): Hands-on experience with Puppeteer, Playwright, or Selenium. - APIs & Cloud: RESTful APIs, PostgreSQL/Redis, Docker. PROJECT TERMS & PROCESS: - Project Type: Fixed-Price MVP development (with potential long-term contract / Lead Dev role). - Estimated Timeline: 3 to 4 weeks. - Workflow: A 1-week paid test sprint will be conducted with shortlisted candidates. - Confidentiality: NDA and IP Assignment Agreement MUST be signed prior to full PRD and repository access. HOW TO APPLY: 1. Briefly describe your experience with AI API integrations, video frame extraction, or web automation. 2. Provide 1–2 links to relevant past projects, live demos, or your GitHub profile. 3. Confirm your availability to start within the next 3–5 days and your willingness to sign an NDA/IP agreement.