Esa Koskinen
Tokyo, Japan
Summary
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SeniorEsa Koskinen is a self-employed software professional based in Tokyo with nearly two decades of hands-on experience in mobile and server-side development, architecture, and team leadership. He excels in software design and implementation, with deep Java expertise since the 1990s and practical experience across Android, Spring-based backends, Wicket, and Jenkins plugins. Comfortable leading projects or working independently, he brings end-to-end understanding of the software lifecycle and practical experience with Scrum and Kanban to improve product quality and delivery. Esa has applied cloud services like AWS (Lambda, API Gateway, DynamoDB, RDS, CloudFormation, and more) in both client and personal projects, and pairs his engineering interests with a long-standing passion for games, hardware, and AI safety. He is known for precision, defect detection, and aligning solutions tightly with customer needs, combining academic roots in information engineering with entrepreneurial qualifications.
10 years of coding experience
Stackoverflow
154reputation
661reached
1answer
3questions
Github Skills (61)
mysql9
mariadb9
postgresql9
javascript9
typescript9
sqlite9
typeorm9
orm9
database9
data-mapper8
sql-server8
oracle8
nodejs8
programming-language8
cockroachdb8
Programming languages (8)
Github contributions (5)
mmKALLL/atom-config
Oct 2016 - Sep 2019
My preferred set-up for Atom. Has a bunch of shortcuts and packages. Easily configurable.
Contributions:4 PRs, 19 pushes, 1 branch in 2 years 11 months
atom-pluginconfigurabletextmateset-upshortcuts
mmKALLL/walker-js-prototype
Feb 2016 - Nov 2018
Game concept as a HTML5 exercise. Currently in development.
Contributions:4 releases, 8 PRs, 101 pushes in 2 years 8 months
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