Tech Lead - Backend (Python / FastAPI / Java)

About the Role

Senior backend tech lead for an international product company, building scalable enterprise APIs and AI-native applications with Python, FastAPI, microservices, and LLM integrations.

Responsibilities

• Design and maintain scalable backend services and microservices
• Build REST and GraphQL APIs
• Develop AI-native applications using LLMs and RAG pipelines
• Implement security, caching, and monitoring solutions
• Mentor backend developers
• Establish and enforce engineering best practices

Requirements

• 7+ years backend development experience
• Team leadership and mentoring experience
• Enterprise-scale application development background
• Bachelor's degree in Computer Science or related field

Skills

`Python` · `FastAPI` · `Java` · `REST API` · `GraphQL` · `Microservices` · `WebSockets` · `Database Design` · `Authentication/Authorization` · `OpenAI` · `LangChain` · `RAG Pipelines` · `Anthropic SDK`

What we offer

• Competitive USD salary
• Enterprise product exposure
• AI and cloud technology experience
• Career growth opportunities
• Collaborative culture

How to apply

Or apply online: https://itpro.lk/job/14267/tech-lead-%e2%80%93-backend-python-fastapi-java-at-zeawis-ltd/