Senior Backend Engineer

Requirements:
4-5 years of professional backend development experience, primarily in Node.js / TypeScript.
Strong grasp of JavaScript/TypeScript fundamentals, async patterns, and event-driven architecture.
Solid experience designing and scaling RESTful and/or GraphQL APIs.
Proven experience with relational and NoSQL databases (PostgreSQL, MongoDB) and caching with Redis.
Hands-on experience integrating at least one LLM/AI API into a real product or feature.
Comfortable with Docker, Git, and CI/CD pipelines.
Understanding of system design, scalability, and security best practices.
AI-Native Skills (Strongly Preferred):
Practical experience building RAG pipelines or retrieval systems with vector databases.
Familiarity with prompt engineering, function/tool calling, and structuring reliable LLM outputs.
Experience with AI frameworks such as LangChain, LlamaIndex, or the Vercel AI SDK.
Awareness of LLM cost optimization, token management, streaming, and evaluation/guardrails.
Daily use of AI coding assistants as part of a real engineering workflow.

Experience
3-6 yrs