Andrey Chernykh
Backend Engineering Lead at SumUp
Berlin, Germany
Summary
👤
Senior🎓
Top SchoolAndrey Chernykh is a Backend Engineering Lead based in Berlin with 11 years of experience building payment and high-throughput backend systems, currently leading EMV card-present payments and reader efforts at SumUp. He is a hands-on Elixir/Erlang/OTP specialist who moved from Ruby and .NET roots to design resilient distributed services and champion continuous delivery across distributed teams. Andrey has a solid track record of shipping mission-critical integrations (payments, Protobuf, WebSockets, RabbitMQ) and improving legacy systems through pragmatic refactors and performance work. A former software engineering manager and team lead, he combines people leadership with deep technical ownership and a habit of turning complex requirements into maintainable, test-covered solutions. Outside work he balances engineering with family life as a husband and father, which he credits for sharpening his prioritization and mentorship style.
11 years of coding experience
12 years of employment as a software developer
Master's degree, Applied Informatics, Master's degree, Applied Informatics at Baikal State University
English, Ukrainian, Russian, German
Github Skills (39)
coercion10
mixing10
elixir10
macros10
contract10
validation10
business-logic10
ddd10
validate10
logic10
shiny9
beam7
relic7
erlang7
instrumentation6
Programming languages (3)
Github contributions (5)
madeinussr/swap
Aug 2017 - Jul 2018
Contributions:13 commits, 13 pushes, 1 branch in 10 months
madeinussr/dufa
Sep 2016 - Jul 2017
Contributions:49 commits, 28 pushes, 1 branch in 10 months
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