Harel Opler
Software Team Lead at AppsFlyer
Haifa, Haifa District, Israel
Summary
👤
Senior🎓
Top SchoolHarel Opler is a software team lead with 8 years of experience building and operating high-throughput distributed systems and real-time data pipelines. Based in Haifa and a Technion computer science graduate, he has driven architecture, scalability, and production reliability at AppsFlyer where his team handles over 200 billion daily postbacks. He combines hands-on engineering with end-to-end production ownership, making pragmatic tradeoffs to keep systems reliable while enabling rapid delivery. Previously at Intel, he developed foundational backend expertise that informs his current work coordinating across product, infrastructure, and partner teams. Colleagues describe him as someone who genuinely likes working with people and software, bringing both technical depth and a collaborative leadership style. He’s comfortable making tough architectural decisions under massive scale and strict performance constraints.
8 years of coding experience
10 years of employment as a software developer
Bachelor of Science - BS Computer Science, Bachelor of Science - BS Computer Science at Technion - Israel Institute of Technology
Github Skills (29)
java9
spring9
spring-boot9
ring9
spring-security8
http-server7
vertx7
springframework6
http-client6
clojure6
netty5
docker4
microsoft-teams4
prometheus3
streaming3
Programming languages (4)
Github contributions (5)
hoplers/PartitionedThreadPool4J
Sep 2019 - Nov 2019
Contributions:2 releases, 11 commits, 9 pushes in 2 months
hoplers/kafka-cross-cluster-stream-examples
Oct 2019 - Oct 2021
Contributions:1 push, 1 branch in 2 years
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