Python Developer - AI Agent Services

We are currently supporting an international project and looking for an experienced Python Developer – AI Agent Services.

The project focuses on building an AI-powered enterprise knowledge platform, leveraging multi-agent RAG architectures to process complex scientific, regulatory and business information.

We are looking for a strong Python Developer who can implement reliable, scalable backend services and AI agent workflows, working alongside an experienced Solution Architect.

Project setup

• Start: ASAP, ideally November 2026
• Duration: Initial 1–2 months, potential 3-month extension (renewable)
• Volume: 100%
• Format: Hybrid
• Location: French part of Switzerland or Remote

Main responsibilities

• Develop and maintain Python agent services and FastAPI backends
• Implement multi-agent workflows using LangGraph
• Build secure agent-to-agent (A2A) communication and REST APIs
• Implement RAG pipelines, hybrid search and document retrieval using OpenSearch Serverless
• Integrate AWS services including DynamoDB, S3 and Bedrock AgentCore
• Ensure observability through LangSmith tracing
• Develop automated tests and maintain containerized CI/CD pipelines
• Review and optimize AI-generated code using Kiro, ensuring clean and maintainable architecture

Required skills

• Strong hands-on experience in Python (3.12+), including asynchronous programming and automated testing
• Proven experience developing FastAPI or similar REST API services
• Solid understanding of API design, authentication and service-to-service communication
• Good knowledge of AWS (IAM, S3, DynamoDB or equivalent NoSQL)
• Experience with GitHub, GitHub Actions, Docker and CI/CD
• Strong software engineering practices, code reviews and maintainable code design
• Experience with spec-driven development using Kiro

Nice to have

• Experience with LangGraph or AI agent orchestration frameworks
• Knowledge of RAG, embeddings and hybrid search
• Familiarity with OpenSearch Serverless, A2A and SigV4
• Experience with AWS Bedrock AgentCore and LangSmith

If this opportunity could be relevant for you, we would be happy to share more details about the project and discuss your experience.

Thank you and best regards,