Senior Backend Developer

About the role

We are looking for a Senior Backend Developer to join our AI Pods team. You will design and deliver reliable, AI‑powered API services that enable large language models to interact with internal systems, vector databases and external tools in a secure, scalable environment.

Key responsibilities

• Design and implement backend API services together with LLM orchestration layers.
• Build and maintain advanced Retrieval‑Augmented Generation (RAG) pipelines, including document ingestion, chunking, embedding and retrieval tuning.
• Develop and integrate agent tools using LangChain, LangGraph and potentially Model Context Protocol (MCP).
• Enforce security, privacy, enterprise‑grade observability and test coverage across all backend workflows.
• Drive architecture decisions and engineering standards within the pod.
• Collaborate with frontend, data and infrastructure teams.
• Own API contracts and service reliability, ensuring graceful handling of AI edge cases.
• Provide reusable orchestration frameworks for downstream developers.

Required profile

• 3+ years of backend engineering experience with microservices and distributed systems.
• 2+ years of Python development for high‑performance, cloud‑native APIs.
• Strong knowledge of AWS, Docker and ECS/EKS.
• Experience with RESTful API design and secure coding practices.
• Upper‑intermediate English proficiency (B2).

Required skills

• Python
• AWS (ECS, EKS)
• Docker
• RESTful API design
• Microservices & distributed systems
• LangChain, LangGraph
• Model Context Protocol (MCP)
• Vector stores (Amazon Kendra, OpenSearch)
• LlamaIndex
• OpenAI, Anthropic/Claude, AWS Bedrock SDKs
• React, TypeScript
• Java, Node.js, Go (optional)
• Secure coding, authentication & authorization

What we offer

• International projects with top brands.
• Collaboration with global, diverse teams.
• Healthcare benefits and employee financial programs.
• Paid time off, sick leave and unlimited LinkedIn Learning access.
• Global career opportunities and volunteer initiatives.
• Recognition for an award‑winning culture.