Senior Python Engineer (LLM InfrastructureMCP Integration)

Kraków - Poland

Monthly Salary: Not Disclosed

Posted on: 15 hours ago

Vacancies: 1 Vacancy

Job Summary

Design and implement scalable Python-based MCP servers and supporting microservices
Develop secure resilient backend APIs and services (FastAPI Pydantic asyncio)
Ensure compliance with secure Back-end engineering principles including schema-driven contracts input validation rate limiting secrets management egress controls and prompt-injection protection
Implement observability and reliability frameworks (OpenTelemetry metrics traces structured logging retries health checks and idempotent workflows)
Collaborate with Front-end engineers to deliver a TypeScript/React iframe component that communicates with the OpenAI client
Partner with applied AI engineers to integrate evaluation guardrails and safe tool use patterns for LLMs in production
Contribute to packaging dependency management CI/CD pipelines and internal developer tooling to accelerate MCP and agentic system deployment

Qualifications :

5 years of experience with Python Back-end development
Proven experience building scalable microservices
Hands-on experience with MCP (Model Context Protocol)
Proficiency with FastAPI Pydantic and asyncio
Strong understanding of secure Back-end engineering principles
Experience with observability frameworks (OpenTelemetry structured logging)
Familiarity with Front-end integration (TypeScript/React)
Experience with LLM integration and AI application infrastructure
Upper-Intermediate level of English or higher

Remote Work :

Employment Type :

Full-time

Design and implement scalable Python-based MCP servers and supporting microservices Develop secure resilient backend APIs and services (FastAPI Pydantic asyncio) Ensure compliance with secure Back-end engineering principles including schema-driven contracts input validation rate limiting secrets man...

Key Skills

APIs
Jenkins
REST
Python
SOAP
Systems Engineering
Service-Oriented Architecture
Java
XML
JSON
Scripting
Sftp

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About Company

Sigma Software

At Sigma Software, we are involved with the clients team to contribute to the design and development of a technical solution for their tokenized domain reservation platform. We started by assigning a software architect to design the smart contracts and integrate blockchain into the s ... View more

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