Build Real AI Solutions in Real Client Projects
Trainees (ML, GenAI)
Job Description

Data Design is a modern data and AI consultancy. We help our clients transform their business with data and AI - hands-on, fast, and without unnecessary hype. Our work spans strategic advisory, generative AI, and machine learning.

We are looking for 2–3 summer trainees to join our development team in AI and machine learning projects. You will work alongside experienced specialists, gaining hands-on experience in building and deploying AI solutions for real clients. Our team culture is open and collaborative - asking questions is encouraged, experimentation is genuine, and mistakes are seen as part of learning.

You will work on real projects, taking ideas from prototype to deployment. You'll have access to the latest tools in the industry, including Claude Code. We offer a fair salary matched to your skill level, and the opportunity to continue part-time in the autumn alongside your studies.

Requirements
  • Relevant university studies in a technical field (e.g., computer science, data science, information management, or similar) – in the final stages of a bachelor's or master's degree
  • Python skills beyond the basics, particularly in data analysis, machine learning, and AI
  • Understanding or hands-on experience with machine learning and generative AI, including applying language models and agent-based solutions to practical problems
  • Ability to work independently and drive technical work forward while keeping business needs in mind
  • Fluent in Finnish and English
  • Ability to work at least part-time from our Espoo or Tampere office
Responsibilities
  • Define prototype requirements and document business needs
  • Build machine learning models and apply language models in practical projects
  • Develop user interfaces for AI solutions
  • Support the deployment of AI solutions in client environments
Qualifications

Considered a plus:

  • Active personal interest and experimentation with AI tools
  • Personal projects (e.g., GitHub portfolio)
Skills
  • Python
  • Machine learning
  • Generative AI and language models
  • Agent-based application development
  • Data analysis
  • Rapid prototyping

How to apply

Send a brief application and your CV (or a link to your LinkedIn profile) to careers@datadesign.fi. Tell us briefly what kind of AI projects you would like to work on during the summer.

We start interviews as soon as we find the right candidates, so act fast! Work begins after May Day or as soon as possible by agreement.

The most experienced AI team in the Nordics

Our team

"Many consultants speak 'digital language' to us. Data Design team understood how to communicate with our business people."

CEO, Partner, Senior Advisor
Mika Aho

Mika is an innovative leader with 20 years of experience in data, AI, and digital transformation.

Partner, Senior Advisor
Pekka Autere

Pekka is an AI leader with 15+ years of experience, known for delivering 200M€ in revenue at H&M.

Partner, Senior Advisor
Toni Haapakoski

Toni specializes in financial management, data strategies, governance, and enterprise architecture.

Partner, Senior Advisor
Jaakko Mattila

Jaakko was formerly leading data strategy and governance practices at Deloitte.

We’re hiring!
Join a team where you'll learn both the business and technical sides of AI transformation. Working alongside experienced mentors, you'll get direct client exposure and real responsibility from day one.
We're not about endless PowerPoints or coding in isolation - we create practical solutions that make a difference. If you're hungry to grow and want to see the whole picture of how AI drives business success, Data Design could be your place.
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