Sergey Zelenov
Berlin, Germany
Summary
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RockstarSergey Zelenov is a versatile software engineer with 11 years of experience building products across startups and large enterprises, now based in Berlin and currently at MongoDB while founding two ventures. He has shipped projects in front-end, back-end and cloud-native stacks—ranging from SmartTV streaming at Yandex to retail advertising platforms acquired by Schwarz Group—using Go, Python, Typescript, React, NodeJS, Scala and Kubernetes. Sergey blends hands-on engineering with founder-level product instincts, having co-founded RECOVA and launched consumer projects like InkStory and Before You Go. He also has a strong background in developer education and automation, building an automated homework and PR-review system for javascript.info. Pragmatic and polyglot, he often moves between prototyping and productionizing systems, with a knack for turning experimental concepts into scalable services.
11 years of coding experience
Github Skills (200)
parser10
starter-kit10
testing10
windows10
http10
authentication10
viro-react10
gssapi10
automation10
command-line-tool10
javascript-api10
monitoring10
javascript10
nosql10
chromium10
Programming languages (19)
Github contributions (5)
tadjik1/t9-nodejs-emulator
Apr 2015 - Feb 2017
Contributions:3 commits, 4 pushes, 1 issue in 1 year 10 months
tadjik1/zelenovsu
Aug 2016 - Oct 2022
Contributions:7 pushes, 1 branch in 6 years 2 months
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