Requirements:

• 2–3 years of full stack development.
• Strong HTML, CSS, JavaScript and TypeScript.
• Next.js and React in production.
• Node.js and Express; REST API design.
• PostgreSQL: schema design, indexing, query tuning.
• AWS: EC2, S3, RDS, IAM; SES or Cognito a plus.CI/CD (GitHub Actions or AWS CodePipeline/CodeDeploy) and Git with pull-request reviews.
• Hands-on OpenAI API experience in a shipped product: prompt design, structured outputs, function/tool calling, embeddings.
• Understanding of AI risks: hallucination, prompt injection, data privacy, and token cost control.
• Automated testing (unit and API, e.g. Jest, Playwright).
• Clear written and spoken English.

Nice to have:

• RAG frameworks or vector databases (pgvector, LangChain, LlamaIndex).
• AI agents or voice AI (e.g. LiveKit, speech-to-text, text-to-speech).
• LLM evaluation tools (e.g. Promptfoo) and AI observability.
• Mobile app development with React Native (iOS and Android).
• Offline-first apps (IndexedDB, service workers, local storage and sync).
• Docker, PM2, Redis or job queues.
• Security basics: OWASP Top 10, password hashing, SSO (OAuth/OIDC).
• Maritime, HSE or SaaS B2B experience.