Krzysztof Majk
Senior Software Engineer at NordVPN
Gdańsk, Pomeranian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolKrzysztof Majk is a Senior Software Engineer based in Gdańsk with a decade of hands-on experience building backend systems in Go and C#. He currently develops backend API services at NordVPN and has a strong history at GetResponse designing scalable .NET architectures, migrating databases to Citus PostgreSQL, and implementing Kafka-driven search and ETL pipelines. Comfortable across the stack, he blends software development with DevOps expertise—Kubernetes, CEPH, Docker, and CI/CD are recurring themes in his work. He’s delivered niche, performance-sensitive systems such as video streaming components (DSM-CC, HLS/DASH) and mail infrastructure (SMTP routers, quarantine servers), showing an appetite for protocol-level challenges. Known for pragmatic problem solving, he often bridges gaps between infrastructure and application code, migrating services between languages and platforms to meet operational needs.
10 years of coding experience
14 years of employment as a software developer
Bachelor's degree Informatics and econometrics, Bachelor's degree Informatics and econometrics at University of GdanskPostgraduate studies Software Testing, Postgraduate studies Software Testing at Uniwersytet WSB Merito Gdańsk
Polish, English
Github Skills (120)
reverse-proxy10
proxy10
encoder10
cache-storage10
golang10
high-performance10
scalable10
concurrent10
macros10
persistent10
decoder10
docker10
key-value10
low-latency10
encoder-decoder10
Programming languages (12)
Github contributions (5)
funcmike/Log-Syslog-Fast
Oct 2019 - May 2024
Perl extension for sending syslog messages with minimal CPU overhead.
Contributions:2 pushes, 1 branch in 4 years 7 months
cpuperl-extensionoverheadsyslogsending
funcmike/logstash-output-clickhouse
Mar 2017 - Jan 2021
Implementation of ClickHouse output for logstash
Contributions:10 PRs, 15 pushes, 1 branch in 3 years 11 months
clickhouselogginglogstash
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