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 (108)
mongoose10
docker-compose10
controlling10
rabbitmq10
teamcity10
performance-monitoring10
docker10
javascript9
monitoring9
webui9
angular9
benchmark9
real-time-data9
bandwidth9
angular-cli9
Programming languages (10)
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
sqlbandwidthmeasuresdatabasethroughput
emc-mongoose/darzee
Oct 2018 - Sep 2020
Web service that provides the UI for controlling and monitoring Mongoose runs.
Contributions:1469 commits, 223 PRs, 1066 pushes in 1 year 11 months
webuiprometheusmongooseweb-servicemonitoring
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