Junior AI Engineer - Mumbai

About the role

As an AI Engineer at Eighty Days, you’ll build and own LLM-powered features for travel discovery, from conversational experiences and recommendations to reliable AI pipelines on a TypeScript backend. Eighty Days is building a map-based travel discovery platform centred on taste, trust, and personal context.

What you'll do

• Design, build, and improve LLM-powered chat, content understanding, and recommendation features on the NestJS and TypeScript backend
• Own orchestration, tool calling, memory, and evaluation for reliable agents and multi-step pipelines
• Select and route proprietary and open-source models based on quality, latency, and cost
• Build RAG systems using embeddings, Qdrant, Elasticsearch, and MongoDB to ground responses in first-party data
• Improve production performance through SSE streaming, prompt caching, token budgets, Redis session state, and SQS-based processing

What you need

• 2–5 yrs of experience
• LLMs
• AWS
• TypeScript
• NestJS
• MongoDB
• Elasticsearch
• B.Tech or B.E. or B.Sc or BCA

Good to have

• Node.js
• Redis