We are still looking for the very Top Talent…and we would be delighted if you were to join our team!

More in details, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35.000 employees all over the world and presence in more than 35 countries. We are leaders on digital technology services, and we provide large-scale technologic solutions to big companies.

What we look for?

We’re looking for a skilled Full-Stack React Developer with strong Python backend experience to join our team.

You’ll be working on a next-generation conversational AI platform, helping to build robust, scalable applications that integrate with Large Language Models (LLMs).

This is a chance to dive into cutting-edge AI technology while contributing to both the frontend and backend of a modern web app.

Key Responsibilities:

Frontend Development (Primary)

Build and maintain React components with TypeScript and Redux Develop responsive, user-friendly interfaces for conversational AI Implement advanced file handling (drag-and-drop, image processing) Create reusable UI components aligned with our architecture Integrate with Microsoft 365 APIs Optimize performance for real-time chat

Backend Integration & Support

Collaborate on FastAPI backend services and API design Implement async Python functions for LLM integrations Work with document processing pipelines and logging systems Support containerization and deployment processes Improve error handling and system reliability

Full-Stack Contributions

Design and implement features across frontend and backend Ensure smooth integration between React UI and Python APIs Take part in architecture discussions for new features Maintain clean, high-quality code following best practices

Mandatory requirements:

Frontend Expertise

3+ years of professional React experience Strong skills in TypeScript and modern JavaScript (ES6+) Solid knowledge of Redux for state management Experience with React hooks, context API, and modern patterns

Background in component testing and frontend optimization Python Background

2+ years of professional Python development Familiarity with FastAPI or similar frameworks (Django, Flask) Understanding of async/await and concurrent programming Strong grounding in modern Python typing and best practices  Experience designing and consuming RESTful APIs Technical Skills Proficiency with Git and collaborative workflows Experience with Docker and containerized apps Familiarity with build tools and package managers Knowledge of testing frameworks (frontend & backend) Awareness of cloud deployment practices

¿What can we offer?

-23 days of Annual Leave plus the 24th and 31st of December as discretionary days!

-Numerous benefits (Heath Care Plan, Internet Connectivity, Life and Accident Insurances).

-`Retribución Flexible´ Program: (Meals, Kinder Garden, Transport, online English lessons, Heath Care Plan…)

-Free access to several training platforms

-Professional stability and career plans

-UST also, compensates referrals from which you could benefit when you refer professionals.

-The option to pick between 12 or 14 payments along the year.

-Real Work Life Balance measures (flexibility, WFH or remote work policy, compacted hours during summertime…)

-UST Club Platform discounts and gym Access discounts

If you would like to know more, do not hesitate to apply and we’ll get in touch to fill you in details. UST is waiting for you!

In UST we are committed to equal opportunities in our selection processes and do not discriminate based on race, gender, disability, age, religion, sexual orientation or nationality. We have a special commitment to Disability & Inclusion, so we are interested in hiring people with disability certificate.