Alexey Kryuchkov is a seasoned Java software developer with 12 years of experience building back-end systems, telecom tools, and testing frameworks across fintech and developer-tool environments. Based in Amsterdam and currently at Raiffeisen Bank, he works with Java/Kotlin, Spring Boot, WebFlux, Kubernetes, ELK, and PostgreSQL to design microservices and observability solutions. His background includes deep protocol-level work (TCP/UDP, Diameter, RADIUS) and DSL design with ANTLR, reflecting a knack for turning complex network and parsing problems into maintainable code. At JetBrains he contributed to IntelliJ plugins and platform automation, including nullability refactors for Ruby plugin code, showing attention to tooling quality and developer experience. He also built test frameworks and parsers that convert pcap/tcpdump traffic into POJOs for realistic traffic emulation—an example of combining low-level protocol insight with practical automation. Alexey blends rigorous QA/test engineering roots with production-focused Java development, making him effective at both debugging intricate runtime issues and delivering resilient services.
12 years of coding experience
9 years of employment as a software developer
Bachelor's degree, Programming, Automated systems, Bachelor's degree, Programming, Automated systems at Russian State Technological University named after K.E. Tsiolkovsky (MATI)
Open-source plugins included in the distribution of IntelliJ IDEA Ultimate and other IDEs based on the IntelliJ Platform
Role in this project:
Back-end Developer
Contributions:1108 commits in 4 years 2 months
Contributions summary:Alexey contributed to the development and maintenance of the IntelliJ IDEA plugins, specifically focusing on the Ruby language. Their work involved fixing bugs, implementing new features, and improving the overall functionality of the plugins. They also worked on refactoring, including nullability cleanup and enhancements to existing code.
Contributions:57 commits, 39 pushes, 6 branches in 2 months
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Alexey Kryuchkov - Java Software Developer at Raiffeisen Bank Russia