CeLLife Technologies is a Finnish deep-tech leader specializing in world-class battery diagnostics and measurement technology. CeLLife delivers cutting-edge, AI-powered, scalable battery diagnostic solutions that empower battery manufacturers and recyclers to meet the highest quality standards.

Data Scientist – Battery Diagnostics

We’re looking for a curious and capable data scientist to join our diagnostics team and help shape the future of battery diagnostics. You’ll work with our technical team to extract insights from our patented Electrical Fingerprint™ data, refine machine learning models, and translate complex battery behavior into scalable, reliable diagnostics tools.

This is a hands-on, applied science role where you’ll plan experiments, iterate on algorithms and ML models, and think critically about how batteries behave in the real world. You’ll be part of a small, focused team turning data into product — with real influence from day one.

What You’ll Do

Develop and refine algorithms and features for battery diagnostics
Analyze and interpret complex real-world signals, not just for model accuracy, but for real understanding
Build new and refine existing ML models
Collaborate closely with the team to bring ideas from prototype to standardized products

What We’re Looking For

Background in data science and machine learning (we use Python)
Experience working with real-world or experimental data
Eagerness to learn about batteries and grow into a diagnostics expert
Pragmatic approach to building: ability to balance quick wins with long-term quality
Typically 2+ years of relevant experience
Native English or native Finnish speaker
We prefer candidates located in Pirkanmaa area as we are working together at the office at least three days a week to share ideas and solve problems faster

Why Join Us

Build real-world ML products that make a measurable impact
Your work will reach real customers and change how the battery industry operates
Be part of a small, expert team in one of the most important fields of the energy transition

Recruitment process

This recruitment is done in cooperation with CeLLife`s recruitment partner Sanna Pelli. We will go through applications already during the application period. Apply before 25th January by uploading your CV and cover letter via this link: https://recruitcrm.io/apply/17681482877170048009oeD

The recruitment process includes a meeting with recruitment consultant Sanna Pelli and CeLLife`s Head of Data Anna Hakala and followed by meetings with CeLLife`s representatives.

📩 Apply now and be part of the revolution with CeLLife Technologies.