Hasan Ocalan
Senior Software Engineer at Microsoft
Prague, Czechia
Summary
👤
Senior🎓
Top SchoolHasan Ocalan is a Senior Software Engineer with 11 years of experience building high-throughput, low-latency distributed systems and enterprise integrations across finance, travel, and real-time collaboration domains. Currently on Microsoft’s Unified Presence Service, he designs and optimizes presence and communication services that handle millions of requests per second while improving performance, reliability, and privacy compliance. He is proficient in Java, C#, Python, Spring Boot, PL/SQL and modern tooling (Kafka, Redis, Hibernate/EF, CI/CD) and holds MongoDB developer certification, reflecting strong full-stack and data-layer expertise. Past roles include increasing synchronization success rates in Amadeus loyalty integrations and developing banking treasury systems that integrate with Bloomberg and central bank services. A hands-on mentor and pragmatic architect, he pairs object-oriented design and concurrency skills with practical RDBMS optimization to deliver measurable improvements in mission-critical systems. Based in Prague, he maintains an active GitHub and StackOverflow presence, signaling continuous learning and community engagement.
11 years of coding experience
10 years of employment as a software developer
Bachelor of Science (BS), Computer Engineering, 3.13, Bachelor of Science (BS), Computer Engineering, 3.13 at Gazi University
English, Turkish, Spanish
Stackoverflow
318reputation
23kreached
24answers
0questions
Github Skills (38)
factory9
composite9
python8
dotnet8
design-patterns8
oop8
idioms8
csharp7
linux7
xamarin7
passwords7
active7
google-chrome7
azure6
mongodb6
Programming languages (2)
Github contributions (5)
alpiii/ProjectEuler
Sep 2016 - Oct 2019
Contributions:42 pushes, 1 branch in 3 years 2 months
alpiii/ftp-downloader
Aug 2015 - Feb 2016
Contributions:3 pushes, 1 branch in 5 months
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