Senior Back end Developer - Python - FREELANCE

We are looking for a Senior Back-End Developer (Python)

We are looking for an experienced Senior Back-End Developer with strong Python skills to join a project focused on AI agents, tool calling and LangGraph. The role involves developing solutions using execution engines and MCP connectors, following Specification-Driven Development (SDD), and ensuring high-quality technical specifications and implementation.

What do we offer?

Freelance project

Location: Málaga, Spain · Hybrid

English level B2

SENIOR BACK-END DEVELOPER (PYTHON)

We are looking for a Senior Back-End Developer with experience in Python, AI agents and modern AI development frameworks. The ideal candidate will be able to work autonomously, define and validate technical specifications, and contribute to technical reviews and architectural decisions.

• Python back-end development
• AI agents and agent-based workflows
• LangGraph
• Tool calling
• Model Context Protocol (MCP) connectors
• Specification-Driven Development (SDD)
• Execution engines
• Technical specifications and acceptance criteria
• Code reviews and design validation
• Technical decision-making and architectural alignment

Requirements

• Strong experience in Python back-end development
• Knowledge of Specification-Driven Development (SDD)
• Experience with AI agents and tool calling
• Knowledge of LangGraph
• Ability to work autonomously and exercise independent technical judgment
• Experience reviewing code, specifications and acceptance criteria