SumUp is on a mission to empower small businesses around the world with simple, affordable tools to help them start, run, and grow their businesses. More than 4 million merchants across 36 markets trust SumUp as their financial partner.
Your Impact and What You'll Do
- Design, build, and deploy machine learning and LLM-powered solutions in customer-facing products, learning how models are productionized through APIs, services, and scalable backend systems
- Develop and operate ML pipelines covering data processing, model training, evaluation, and serving
- Monitor, evaluate, and improve models to ensure strong performance, reliability, and robustness in production
- Apply software engineering best practices such as version control, CI/CD, testing, and code reviews
- Experiment with prompt engineering and LLM-based workflows to build secure, reliable, API-driven AI features
- Collaborate closely with data scientists, software engineers, and product managers to integrate ML solutions into real merchant workflows
You Might Be a Great Fit If You
- Are a recent graduate (Bachelors or Masters), final year student, or early-career professional (0-2 years experience) in Machine Learning, Data Science, Computer Science, or a related field
- Have good programming skills in Python, with some exposure to building APIs (e.g. FastAPI or similar)
- Understand the basics of how machine learning models are trained, evaluated, and served in production
- Have experimented with LLMs, prompt engineering, or LLM-based tools (through projects, coursework, or self-learning)
- Are familiar with core software engineering concepts such as Git, basic CI/CD, and collaborative development
- Are curious about cloud platforms and modern infrastructure (e.g. AWS, Docker, Kubernetes, PostgreSQL)
- Enjoy solving ambiguous problems and thinking analytically about systems and trade-offs
Benefits
- Impact with Purpose: See your impact and ship products used by millions of small businesses worldwide while building SumUp's next-gen AI tools
- Career Path: This program is aimed at fast-tracking graduates into full-time roles with a significant salary increase
- Come as You Are: Be part of a workplace that celebrates diversity and fosters an inclusion-first culture
- Fueled for Success: Kick off your week with a free SumUp Breakfast every Monday and enjoy subsidized lunches Tuesday through Thursday
- Stay Active Your Way: Whether you're into football, bouldering, or beach volleyball, we have a team for you. Plus, an in-office gym and subsidized Urban Sports Club memberships
- Social by Design: Between our gaming areas, rooftop drinks, and regular social events, you'll find a community that works and plays together
- Paid Internship: 3466€ per month, and a significant increase if offered a full-time role at the end of the program