Andrey Koltsov
Senior Software Development Engineer In Test at JetBrains
Berlin, Germany
Summary
👤
Senior🎓
Top SchoolAndrey Koltsov is a Senior Software Development Engineer in Test with 8 years’ experience designing performance-focused automation and infrastructure for distributed storage and search systems. Based in Berlin, he combines backend expertise in Java, Kotlin and Python with front-end skills (Angular, RxJS) and deep Kubernetes/OpenShift, CI/CD and observability experience to build end-to-end tooling, deployment pipelines and monitoring solutions. At JetBrains and Dell he led test automation strategy, created CI/CD and Docker image ownership, and drove performance improvements—once improving transactional latency by up to 95% through targeted analysis and collaboration. He enjoys starting projects from scratch, shipping frameworks, REST and deployment clients, and integrating Prometheus/Grafana with custom UIs to make complex system behavior visible. A committed mentor and knowledge-sharer, Andrey balances hands-on engineering with coaching to raise team capability across performance, scalability and reliability domains.
8 years of coding experience
4 years of employment as a software developer
Alumnus, graduated with honors, Computer Software Engineering, Bachelor, Alumnus, graduated with honors, Computer Software Engineering, Bachelor at Peter the Great St.Petersburg Polytechnic University
Github Skills (72)
mongoose10
javascript10
docker-compose10
rabbitmq10
angular10
teamcity10
typescript10
prometheus10
performance-monitoring10
docker10
docker-image10
webservice10
angular-cli10
monitoring9
webui9
Programming languages (12)
Github contributions (5)
AndreyKoltsov1997/JDBC-Benchmark
Dec 2018 - Oct 2019
A tool that measures throughput and bandwidth for a specific database via concurrent insertions using JDBC.
Contributions:271 commits, 6 PRs, 152 pushes in 10 months
databasejdbc
AndreyKoltsov1997/Messenger
Oct 2018 - Dec 2018
Peer-to-Peer iOS messenger written in Swift.
Contributions:173 commits, 20 PRs, 100 pushes in 1 month
iospeer-to-peerswift
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.