We are looking for a Senior Full-Stack Python/React Engineer who is comfortable working across frontend product engineering, Python-based data processing, hierarchical data modeling and AI integration. The adecuado candidate can translate complex business capability structures into intuitive, trustworthy and visualization-friendly user experiences while applying strong engineering discipline to AI-assisted solutions.

Responsibilities

- Build and extend React experiences for capability map exploration, search, filtering, scoring and discovery
- Maintenance of Python scripts that ingest, normalize and transform capability taxonomy data from APIs
- Improvement of data-shaping and tree-building logic that powers hierarchical UI experiences and map navigation
- Integration of evolving Knowledge Base and AI services into catalog workflows and discovery experiences
- Validation of AI-assisted code, UI generation and data transformations with rigorous engineering standards
- Work within a micro-frontends module architecture in a monorepo environment and integrate with Orchestrator APIs
- Contribution to experimentation, testing, build reliability, deployment automation and engineering best practices

Requirements

- 3+ years of experience in React 19 engineering with modern component patterns and asynchronous UI flows
- Background in Web Vitals, Real User monitoring and experimentation
- Expertise in building complex interactive UIs such as graph editors, workflow builders,



diagramming tools, low-code tools or canvas-heavy applications, hierarchical data structures and taxonomies
- Proficiency in frontend state management, including React Context + reducer patterns and interaction history such as undo/redo
- Skills in Python data processing, scripting, automation and API integration
- Experience building data-heavy applications with advanced search, filtering and discovery capabilities
- Competency in integrating REST APIs, STOMP/Websocket and backend-driven content sources
- Practical testing experience with Vitest, Playwright or equivalent testing frameworks
- Familiarity with Generative UI and MCPs
- Strong communication skills and ability to collaborate across business and technical stakeholder groups
- Comfort working in evolving environments where AI capabilities and requirements continue to expand
- English proficiency at B2 level or higher

We offer

- International projects with top brands
- Work with global 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 involvement opportunities
- EPAM Employee Groups
- Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn

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