Wolfgang Kölbl
Partner at Taikala Ltd
Helsinki, Finland
Summary
👤
Senior🎓
Top SchoolWolfgang Kölbl is a product-focused software leader and entrepreneur with 14+ years building mobile and web products, currently co-leading Taikala Ltd to deliver agile, user-centered software for sports clubs. He combines hands-on coding and technical depth—illustrated by contributions to the popular mysql2 Ruby library—with strategic product management and team leadership honed at Digia and earlier CTO/engineering roles. Comfortable moving between code, UX and business, he excels at shaping solutions that add clear value to users and owners alike. Based in Helsinki after two decades in Finland, he brings an international business perspective grounded in an MBA from the University of Vienna.
14 years of coding experience
8 years of employment as a software developer
MBA, International Business Administration, MBA, International Business Administration at University of Vienna
German, English, Finnish
Stackoverflow
4,885reputation
269kreached
62answers
1question
mysql
top-5%
ruby-on-rails
top-5%
Github Skills (16)
databases10
cookie10
mysql10
database10
ruby10
ruby-on-rails9
rspec9
c178
c118
foreign-keys6
auto-increment6
formtastic6
sql6
deprecated6
testing6
Programming languages (5)
Github contributions (5)
brianmario/mysql2
Nov 2011 - Oct 2012
A modern, simple and very fast Mysql library for Ruby - binding to libmysql
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5 commits in 11 months
Contributions summary:Wolfgang contributed to the `mysql2` Ruby library, focusing on enhancements to the client functionality. They implemented features for handling multiple result sets, including `more_results`, `next_result`, and `store_result`. Additionally, the user addressed a compiler error, updated specs and examples, and ensured correct data type handling for decimal values retrieved from MySQL. These changes improved the library's functionality and test coverage.
mysql-librarymysqlrubybinding
taikala/sepafm
Aug 2022 - Apr 2024
An open source Ruby implementation of SEPA Financial Messages using Web Services (Finland).
Contributions:1 review, 5 PRs, 3 pushes in 1 year 7 months
financialrubyweb-servicesfinlandsepa
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