Nikita Koptelov
Principal Engineer at Holland & Barrett
Madrid, Community of Madrid, Spain
Summary
👤
Senior🎓
Top SchoolNikita Koptelov is a Principal Engineer based in Madrid with 11 years of experience building robust, high-load distributed systems and leading engineering teams across e‑commerce and retail platforms. He progressed from hands-on senior backend and Go development roles at Lazada and OZON to technical leadership and management positions at Holland & Barrett, where he now focuses on architecture and operational resilience. Known for solving scaling challenges and improving system reliability, he blends deep technical craft with people leadership, mentoring engineers through growth into senior roles. Outside work he pursues ambitious personal goals—planning to earn a private pilot’s license—which reflects his appetite for disciplined, safety‑critical systems.
11 years of coding experience
12 years of employment as a software developer
Bachelor's degree Information Technology, Bachelor's degree Information Technology at Penza State University
Github Skills (200)
echo10
photo10
swagger10
proxy10
interpreter10
vim10
openapi10
middleware10
micro-framework10
api10
json10
http-server10
nodejs10
programming-language10
rancher10
Programming languages (12)
Github contributions (5)
utrack/pbtree
Apr 2020 - Jan 2023
manage your protofile tree and vendor remote files
Contributions:7 releases, 47 commits, 1 PR in 2 years 9 months
golangprotobufprotocol-buffers-utils
utrack/sendreadable
Dec 2020 - Jun 2021
Contributions:33 commits, 6 pushes, 2 comments in 5 months
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