Serkan Ö
Software Engineer at JumpCloud
Istanbul, Istanbul, Türkiye Turkey
Summary
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Rockstar🎓
Top SchoolSerkan Ö is a software engineer with 8 years of experience building reliable backend systems and distributed clients, currently at JumpCloud after several impactful roles at Hazelcast. He has deep experience with client libraries and cluster upgradability, contributing notable serialization and SQL client protocol fixes to the widely used Hazelcast open-source project. Serkan’s background spans building an automated cyber threat intelligence platform sold internationally and work on real-time, high-throughput systems using technologies like Kafka, PostgreSQL, Elasticsearch, gRPC, and Docker. A Boğaziçi University computer engineering alum based in Istanbul, he combines hands-on feature development, testing, and documentation with developer advocacy. Colleagues rely on him for thoughtful code reviews and practical refactors that improve resilience and interoperability across client and core server code.
8 years of coding experience
5 years of employment as a software developer
High School Diploma Science, High School Diploma Science at Private Enderun Science High SchoolLisans Bilgisayar Mühendisliği, Lisans Bilgisayar Mühendisliği at Boğaziçi University
Turkish, English
Stackoverflow
787reputation
123kreached
40answers
3questions
Github Skills (17)
back-end-development10
data-serialization10
java10
serialization10
javas10
data-handling10
stream-processing9
distributed-systems8
realtime8
mochajs6
deep-learning6
nodejs6
chai6
tensorflow6
typescript6
Programming languages (15)
Github contributions (5)
hazelcast/hazelcast
Mar 2021 - Jan 2023
Hazelcast is a unified real-time data platform combining stream processing with a fast data store, allowing customers to act instantly on data-in-motion for real-time insights.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:585 reviews, 39 commits, 129 PRs in 1 year 10 months
Contributions summary:Serkan primarily contributed to the project's backend functionality by fixing comments, implementing serialization and deserialization logic for date/time classes, and modifying the SQL client protocol to use an integer for the year field. They addressed issues related to client disconnection, added default serializers for various date and time types, and refactored the SQL client service. Their work involved modifications to core Java classes and the addition of new utility functions related to serialization and data handling.
computationstream-processingbigtablereal-timestreaming-data
srknzl/hazelcast-nodejs-client
Feb 2021 - Jul 2024
Hazelcast IMDG Node.js Client
Contributions:9 releases, 1 review, 5 PRs in 3 years 5 months
js-clientimdgnode-jshazelcastnodejs
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