We are looking for a proactive and curious Python/ReactJS Full Stack Engineer, advanced in GenAI (especially building MCPs), autonomous in their work and capable of delivering high-quality solutions on time. This person needs to be excellent and transparent in communication and, overall, a great team contributor.

Responsibilities

Help to accelerate current MCP build out to support other top 4-5 LLMs
Provide and implement strong technical solutions following world best practices and meeting established timelines
Go through spikes if needed and find out most suitable options comparing them with each other
Own solutions and their full lifecycle, including CI/CD and testing
Support users (L2 incidents) during working hours
Participate in all Scrum ceremonies aligning with the team

Requirements

4+ years of production level experience in software engineering on an engineering/product team, preferably as a full-stack engineer at a startup
Proficiency in Python (FastMCP) and ReactJS (50/50 split), with strong skills in HTTP API, Docker, and Kubernetes




Familiarity with basic SQL and PostgreSQL
Active GenAI usage in day-to-day work, ideally with agentic tools and systems
Experience using large language models through code, such as model services from OpenAI, Anthropic, or Cohere, and/or open source models such as Llama and Mistral
Background in building MCPs, with experience with MCP Inspector considered a strong plus
Showcase of strong software engineering judgment
Excellent analytical and problem-solving skills
Ability to work both independently and in a collaborative environment
Proficiency in English at a B2+ level

We offer

International projects with top brands
Work with general teams of highly skilled, diverse peers
Healthcare benefits
Employee financial programs
Paid time off and sick leave
Upskilling, reskilling and certification courses
Unlimited access to the LinkedIn Learning library and 22,000+ courses
Global career opportunities
Volunteer and community invol

📌 Senior Python/ReactJS Full Stack Engineer (Argentina)
🏢 EPAM Systems
📍 Argentina