Full-time

Senior/Lead Python Developer

Posted by Luxoft • guadalajara, jalisco, Mexico

📍 guadalajara, jalisco 🕒 June 03, 2026

About the Role

**Project description**:We have an ambitious goal to migrate a legacy system written in HLASM (High-Level Assembler) from the mainframe to a cloud-based Java environment for one of the largest banks in the USA.
**Responsibilities**:We are looking for an experienced Senior Python Developer who can help perform the migration of the client platform:Troubleshoot, debug, and resolve issues in GenAI-powered code translation pipelinesCollaborate with dev and client teams to ensure alignment with project goals and deliver high-quality solutionsBuild and maintain FastAPI-based microservices that orchestrate the migration workflowImplement RAG (Retrieval Augmented Generation) systems using LangChain /Langgraph/LlamaIndex for contextual code understandingDesign stateful migration workflows using LangGraph/LangChain/LlamaIndex for complex multi-step transformationsMandatory work from the office 5 days per week**Skills**:Must haveProficiency in Python development (5+ years), with specific ex...

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