Jan Techner
Staff Software Engineer at Cleo
Greater Poland Voivodeship
Summary
👤
Senior🎓
Top SchoolJan Techner is a Staff Software Engineer with nine years of experience building backend systems, primarily in Ruby on Rails, across fast-moving startups and scale-stage companies. Currently splitting senior engineering roles between Housecall Pro and Cleo, he combines hands-on coding with technical leadership and a knack for finding optimal solutions to both algorithmic and real-world problems. A Poznań University of Technology software engineering student, he champions clear communication and steps into leadership when teams need direction. Outside work he brings the same efficiency to life—navigating the city on a fixie and training on the squash court—evidence of a competitive, disciplined mindset that informs his approach to engineering. Notably, his career shows rapid progression through focused Rails backend roles into staff-level responsibilities, signaling strong delivery and mentorship consistency.
9 years of coding experience
5 years of employment as a software developer
Computer Software Engineering, Computer Software Engineering at Poznan University of TechnologyMathematics and Computer Science, Mathematics and Computer Science at VI Liceum Ogólnokształcące im. Jana i Jędrzeja Śniadeckich
Stackoverflow
1reputation
0reached
1answer
0questions
Github Skills (22)
ruby-on-rails6
akka-net6
bundler6
ruby6
csharp4
java2
akka2
spring-boot2
rest2
api2
rspec1
databases1
python1
rails1
ios1
Programming languages (5)
Github contributions (5)
jantechner/BankingSystem
Apr 2020 - May 2020
Implementation of simple banking system written in C#
Contributions:41 commits, 14 PRs, 32 pushes in 1 month
csharp
jantechner/Book-Library
Mar 2019 - Apr 2020
Contributions:6 PRs, 13 pushes, 10 branches in 1 year 1 month
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