Janni Turunen
Head Of Engineering at Fuzu Ltd
Helsinki, Finland
Summary
👤
Senior🎓
Top SchoolJanni Turunen is a technology, design, and machine learning leader based in Helsinki with over a decade of experience guiding teams to build internet-scale products. He is currently Head of Engineering at Fuzu Ltd, following leadership roles at Custobar (Head of Engineering & Analytics) and product ownership at OP Financial Group, bringing a rare blend of software craft, data science, and product delivery. His career spans CTO/Partner at Fuzu and leadership positions across Solita, Aitomation, and D2 Solutions, with a consistent focus on using ML to create added value for users—faster, cheaper, and more personalized. He leads with human-centered design, agile/lean practices, and a hands-on toolkit (Ruby, Python, PostgreSQL, Redis, Docker/Kubernetes, Keras, TensorFlow) to scale AI initiatives. An interdisciplinary background in Development Studies and Politics informs his approach to responsible AI and cross-functional collaboration, and he remains committed to continual learning and mentorship.
11 years of coding experience
9 years of employment as a software developer
IB Diploma, IB Diploma at Oulun Lyseon Lukio (International Baccalaureate / IB)Development Studies and Politics, Development Studies and Politics at School of Oriental and African Studies, U. of London
Finnish, English
Stackoverflow
1reputation
159reached
0answers
1question
Github Skills (112)
actioncontroller10
memory-management10
sidekiq10
browser-detection10
application10
agent10
state-management10
chatgpt9
ai9
jruby9
python9
ruby9
vector-database9
llm9
rails8
Programming languages (6)
Github contributions (5)
science-for-change/citizenscienceks
Apr 2015 - Oct 2016
Contributions:14 PRs, 30 pushes, 11 branches in 1 year 6 months
randomm/whoami
Mar 2018 - Mar 2019
Contributions:20 pushes, 1 branch in 1 year
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.