A Rahman
Senior Staff Software Engineer at Hammerspace
Toronto, Ontario, Canada
Summary
👤
Senior🎓
Top SchoolA Rahman is a Senior Staff Software Engineer based in Toronto with 14 years of experience designing and operating large-scale Java systems, most recently leading modernizations like migrations to Java 21, Spring Boot 3.4 and virtual threads. He combines deep hands-on backend engineering and DevOps (Kubernetes, Terraform, Helm, CI/CD) with a strong security and reliability focus, having delivered RASP features, CVE remediation, and robust monitoring and disaster recovery practices. An active community builder and communicator, he founded Java User Group Bangladesh, is a Java Champion and frequent technical author/editor (InfoQ, O'Reilly, DZone, Foojay), and is writing a book on modern Java concurrency. Colleagues rely on him for pragmatic architecture decisions, mentoring, and translating research on virtual threads and structured concurrency into practical adoption guides. He brings a uniquely balanced profile: senior engineering leadership in production systems plus a prolific public voice shaping Java best practices.
14 years of coding experience
13 years of employment as a software developer
Bachelor of Information Technology Software Engineering, Bachelor of Information Technology Software Engineering at University of Dhaka
Bangla, English
Stackoverflow
2,290reputation
548kreached
42answers
41questions
textview
top-5%
android
top-5%
android-animation
top-5%
Github Skills (73)
java10
ddd10
architecture9
cqrs9
reactive9
calculator9
memory-management9
server-side9
android-animation9
eclipse9
textview9
heap9
javaee9
android9
refactoring8
Programming languages (10)
Github contributions (5)
howtocode-dev/java.howtocode.dev
Aug 2014 - Jul 2020
বাংলায় জাভা প্রোগ্রামিং শেখার কোর্স
Contributions:146 commits, 15 PRs, 64 pushes in 5 years 11 months
rokon12/rokon12.github.io
Jun 2014 - Feb 2022
Contributions:190 commits, 169 pushes in 7 years 9 months
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