Janne Jalkanen
Chief Engineer at ThingLink
Helsinki, Finland
Summary
👤
Senior🎓
Top SchoolJanne Jalkanen is a seasoned technology leader and hands-on engineer with 16 years of experience building and scaling digital products from prototype to production. Currently Chief Engineer at SOK, he led s-kaupat.fi from zero to €240M in revenue and grew the team tenfold while architecting cloud-native ecommerce and logistics platforms. His background spans startups and global corporations—CTO and Head of ML roles at ThingLink, senior technology positions at Nokia, and contributions to Apache projects—blending deep systems, data and ML expertise with product and team-building instincts. He thrives at bootstrapping new businesses, hiring and mentoring teams, and routinely shifts between coding, architecture and customer-facing strategy. A physicist by training, he brings methodical problem-solving and a rare combination of space-grade testing humility and real-world SaaS scaling experience.
16 years of coding experience
27 years of employment as a software developer
MSc, Physics, MSc, Physics at Teknillinen korkeakoulu-Tekniska högskolan
Stackoverflow
134reputation
7kreached
6answers
0questions
Github Skills (66)
openstreetmap10
tesla10
srtm10
phoenix-liveview10
background-process10
logger10
calculator9
slice9
sdk9
home-automation9
azure9
grafana9
logging9
driver9
java9
Programming languages (6)
Github contributions (5)
jalkanen/cassandracalculator
Sep 2014 - Oct 2016
A simple Cassandra Consistency Calculator
Contributions:1 review, 5 commits, 3 PRs in 2 years 1 month
calculatorconsistencycassandra
jalkanen/speed4j
Jan 2011 - Oct 2013
Speed4J is a simple performance analysis library for Java.
Contributions:64 commits in 2 years 9 months
performance-analysissliceanalysisperformanceabstract-interpretation
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