Jane Olszewska
Senior Software Engineer at DRW
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolJane Olszewska is a Senior Software Engineer based in London with a 17-year career building backend systems, data architectures, and developer experience across startups and Big Tech. She brings deep hands-on expertise in scalable backend engineering and a growing focus on functional programming languages such as Erlang and Clojure. Her roles have ranged from technical leadership at DueDil to production engineering at WhatsApp and now DRW, reflecting a knack for adapting practices to teams of very different scales. Jane pairs pragmatic delivery skills with an architect’s eye for data models and developer tooling, often improving team velocity through better systems and workflows. A detail that stands out: despite a long industry tenure, she continues to explore niche paradigms and languages, signaling strong curiosity and commitment to continual craft improvement.
9 years of coding experience
19 years of employment as a software developer
MSc Computer Science, MSc Computer Science at AGH University of Krakow
Polish, English, Japanese
Github Skills (43)
api10
deriving9
graphql-php9
otp9
reference-implementation9
gleam9
php9
specification9
graphql8
relay8
elixir8
erlang8
urql8
erlang-otp8
beam8
Programming languages (7)
Github contributions (5)
ir-regular/coding-retreat-2020
Jan 2020 - Feb 2020
Contributions:99 commits, 38 pushes, 1 branch in 1 month
ir-regular/okasaki-clj
Jun 2018 - May 2019
Contributions:18 pushes, 2 branches in 11 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.