Alexey Sergeev
Chief Technology Officer at Synder
Vilnius, Vilnius County, Lithuania
Summary
👤
Senior🎓
Top SchoolAlexey Sergeev is a seasoned technology leader and CTO based in Vilnius with over two decades of hands-on experience designing and delivering large-scale Java web applications and e‑commerce platforms. He combines deep backend expertise (Java/Groovy, Spring, Hibernate, Lucene/Solr, various RDBMS) with strong DevOps and CI/CD practice (Docker/Kubernetes, Jenkins, CircleCI, Maven/Gradle) and front-end know‑how (React, Angular, JS). As a former team lead and architect at Scand he led high-throughput product search and catalog systems handling millions of items, introduced daily regression testing and mentored junior engineers while managing complex integrations and migrations. Now leading technology at Synder, he blends technical leadership with pragmatic engineering—actively shaping architecture, lifecycle processes and tooling to keep large product lines compatible. An early developer with experience from Informix 4GL to modern microservices, he brings an uncommon breadth across legacy systems, automated testing and full-stack web engineering.
9 years of coding experience
21 years of employment as a software developer
Applied Mathematics Computer Science, Applied Mathematics Computer Science at Belarusian State UniversityApplied Mathematics Computer Science, Applied Mathematics Computer Science at Belarussian State University
English
Github Skills (56)
javascript10
file-browser10
file-explorer10
file-upload10
state-machine10
js10
frontend10
rest9
nodejs9
file-manager9
react9
rest-api9
fsm9
datepicker8
crud8
Programming languages (4)
Github contributions (5)
OpusCapita/npm-scripts
Mar 2017 - Jan 2019
NPM scripts: used for publishing packages, etc.
Contributions:25 commits, 2 PRs, 24 pushes in 1 year 9 months
npm-scriptsnpmjavascriptrelease-automationchangelog-generator
OpusCapita/react-i18n
Jun 2017 - Nov 2019
OpusCapita React i18n Extension
Contributions:1 PR, 17 pushes, 1 branch in 2 years 6 months
i18n-reactopuscapitareacti18nandariel
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