Nikolai Kulagin
Java Developer at Raiffeisen Bank Russia
Moscow, Moscow, Russia
Summary
👤
Senior🎓
Top SchoolNikolai Kulagin is a Senior Java developer with 8 years of experience building and improving large corporate systems, startups, and open-source projects from Moscow. He combines hands-on backend engineering (Java 8–19, Kotlin, Spring Boot, WildFly), distributed systems work (Ignite, Kafka, JMS), and production expertise in Docker/Kubernetes, observability (Grafana, Prometheus/VictoriaMetrics) and CI/CD. At Sberbank and Raiffeisen he delivered integrations, automation of banking workflows and complex data processing, while also stepping into teamlead and support roles that involved incident analysis and customer-facing troubleshooting. An active open-source contributor, he fixed core bugs and added rebalancing metrics to the well-known Apache Ignite project, showing familiarity with cache internals, affinity and persistence. He approaches problems with a business-minded, end-to-end perspective and has experience running technical interviews and public presentations.
8 years of coding experience
5 years of employment as a software developer
Master's degree, Computer science, 4, Master's degree, Computer science, 4 at Национальный Исследовательский Технологический Университет - «МИСиС» (бывший Московский Государственный Институт Стали и Сплавов)
Английский
Github Skills (13)
javas10
big-data10
caching10
disk-cache10
object-cache10
memory-cache10
web-cache10
in-memory10
java10
testing9
data-platform9
data-management9
sql7
Programming languages (4)
Github contributions (5)
apache/ignite
Jul 2018 - Apr 2020
Apache Ignite
Role in this project:
Backend Developer
Backend DeveloperContributions:12 commits, 27 PRs, 1 comment in 1 year 9 months
Contributions summary:Nikolai contributed to the Apache Ignite project by fixing bugs, removing unused dependencies, and adding rebalancing metrics. The user's work involved modifying core modules related to caches, affinity assignments, and persistence. They also worked on improving the test framework, specifically wrapping calls and handling exceptions.
data-management-platformin-memory-databasedistributed-sql-databaseapache-ignitenetwork-client
zzzadruga/ignite-teamcity-bot
Aug 2018 - Dec 2019
Apache ignite Teamcity Bot
Contributions:101 pushes, 20 branches in 1 year 4 months
apache-igniteteamcitybotapacheignite
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