Itamar Ravid
Managing Director at Arbitech Ltd
Stony Stratford, England, United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolItamar Ravid is a cofounder and CTO with 11+ years building JVM-based, cloud-native distributed systems and stream-processing platforms. He specializes in Scala and purely functional programming, having driven company-wide migrations to Scala and introduced libraries like Kafka Streams, ZIO Streams and Flink in production. As a hands-on engineering leader he has built and managed remote teams of senior engineers, designed resilient microservice architectures, and shipped products including an in-browser IDE and a semi-structured observability database. An active open-source maintainer and contributor, he works on ZIO/ZIO Streams and has contributed foundational types to the popular Cats library and a Kafka client for ZIO. He combines deep implementation experience (resource-safe concurrency, Managed/ZStream design) with platform-level concerns—Kubernetes, CI/CD and operability. Based in the UK, he also consults as a fractional CTO and occasionally teaches and speaks about functional Scala.
11 years of coding experience
9 years of employment as a software developer
Bachelor's Degree Computer Science, Bachelor's Degree Computer Science at The Open University of Israel
English, Hebrew
Github Skills (16)
asynchronous10
cat10
data-structures10
effects10
stream10
zio10
kafka10
monad-transformers10
functional-programming10
typeclass10
back-end-development10
data-structure10
async10
concurrency10
scala10
Programming languages (14)
Github contributions (5)
zio/zio-kafka
Feb 2019 - Dec 2021
A Kafka client for ZIO and ZIO Streams
Role in this project:
Back-end Developer
Back-end DeveloperContributions:25 releases, 43 reviews, 57 commits in 2 years 9 months
Contributions summary:Itamar primarily contributed to the development of a Kafka client for ZIO and ZIO Streams. Their work involved creating and modifying consumer and producer wrappers, including functionality for subscribing, unsubscribing, and managing offsets. The user also implemented and refined core components such as consumer settings and rebalance handling to ensure efficient and reliable message consumption. This included improving the runloop and partition management, and adding consumer/producer APIs.
ziostreamszio-streamsakka-streamsscala
zio/zio
Sep 2018 - Sep 2021
ZIO — A type-safe, composable library for async and concurrent programming in Scala
Role in this project:Back-end Developer
Back-end DeveloperContributions:13 releases, 240 reviews, 123 commits in 3 years
Contributions summary:Itamar contributed to the ZIO library by implementing and refining the `Managed` data type. Their commits primarily focused on the creation of a `Managed` data type and associated utility methods, and also the creation of the `ZStream` class. Furthermore, code changes included optimizations and enhancements in the form of converting combinators to use `foldLazy`, improving efficiency and performance. The user demonstrated skills in functional programming with Scala, and advanced ZIO library usage, particularly related to resource management and concurrency.
functional-programmingqueuesstreamsasynchronicityasync
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