Grzegorz Osak
Senior Software Engineer at InPost
Poland
Summary
👤
Senior🎓
Top SchoolGrzegorz Osak is a Senior Software Engineer based in Poland with a decade of hands-on experience building robust APIs, microservices, and high-throughput e-commerce systems. He has progressed from mobile ERP development to designing and operating mission-critical backend services at Allegro and fintech ledger systems at Twisto, and recently joined InPost to continue scaling production systems. Comfortable with cross-team collaboration, incident response, and AWS migrations, he combines ownership of domain areas and API contracts with practical deployment and quality practices. Known for working on merchant-facing API facades handling tens of thousands of requests per minute, he brings a pragmatic focus on reliability and documentation alongside feature delivery.
10 years of coding experience
7 years of employment as a software developer
Engineer's degree Computer Science, Engineer's degree Computer Science at Poznan University of Technology
English, Polish
Stackoverflow
61reputation
3kreached
3answers
0questions
Github Skills (33)
kotlin9
gradle9
maven9
spotless8
groovy8
formatter8
sass8
css8
scala8
java8
javascript7
typescript7
sql7
generics6
database6
Programming languages (2)
Github contributions (5)
gosak/pfc-server
Jun 2017 - Feb 2019
Contributions:19 PRs, 131 pushes, 32 branches in 1 year 7 months
rest-apiapirest
gosak/Square-Jumper
Jul 2016 - Jun 2018
Contributions:29 pushes, 1 branch, 2 comments in 1 year 11 months
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