Martin Grigorov
Committer At Apache DataFusion
Veliko Tarnovo, Veliko Tarnovo, Bulgaria
Summary
🤩
Rockstar🎓
Top SchoolMartin Grigorov is a hands-on software architect and long-time open source committer with 15+ years of engineering experience and 20 years in IT, currently contributing to Apache DataFusion and maintaining the Apache Avro Rust SDK. He blends deep backend, DevOps and build-release expertise—across Java, Scala and Rust—with practical work optimizing performance, CI/CD and ARM64 support for high-profile projects like TechEmpower FrameworkBenchmarks, Apache Spark and Tomcat. As a PMC member on multiple Apache projects and a tokio-rs team member, he navigates large distributed codebases while mentoring teams and improving developer tooling. He runs his own consultancy and has helped train LLMs to perform nuanced code reviews, showing an unusual mix of hands-on coding, automation and machine learning-assisted quality work. Known for meticulous attention to detail, cross-platform packaging skills (conda/bioconda/conda-forge) and a focus on testable, maintainable systems, he is open to freelancing opportunities in Rust/Scala/Kotlin/Java.
16 years of coding experience
18 years of employment as a software developer
Master's Degree Information systems, Master's Degree Information systems at Sofia University St. Kliment OhridskiBachelor's Degree Informatics, Bachelor's Degree Informatics at University of National and World Economy
Stackoverflow
17,273reputation
670kreached
833answers
4questions
java
top-1%
scala
top-5%
ajax
top-1%
junit
top-5%
Github Skills (90)
authorizations10
gnu-make10
python10
cfml10
testing10
orientdb10
databases10
authentication10
bash10
spring-security10
javas10
automation10
cfc10
ci-cd-pipeline10
build-automation10
Programming languages (40)
Github contributions (5)
wicketstuff/core
Jan 2011 - Jan 2023
Wicketstuff-core projects are bundled user contributions for use with Apache Wicket (https://wicket.apache.org/). They are released in step with Wicket releases to make them easy to use.
Role in this project:
Back-end Developer & Front-end Developer
Back-end Developer & Front-end DeveloperContributions:36 reviews, 798 commits, 350 PRs in 12 years 1 month
Contributions summary:Martin has contributed to the core Wicketstuff-core projects, which provide user contributions for Apache Wicket. Their work included providing implementations of the `IInitializer#destroy()` method for the GaeInitializer, and implemented features like providing a Jasper report exporter for images, showing interaction with both backend and frontend web components. The user has also resolved issues, and fixed the archetype's SBT configuration for the Scala extensions.
wicketstuffwicketjavaintegrationsapache-wicket
apache/causeway
Sep 2014 - Nov 2016
Use Apache Causeway™ to rapidly develop domain-driven apps or modular monoliths in Java, on top of the Spring Boot platform. Write your business logic in entities, domain services or view models, and the framework dynamically generates a representation of that domain model as a webapp, GraphQL or RESTful API. For prototyping or production.
Role in this project:Back-end Developer
Back-end DeveloperContributions:417 commits, 2 PRs, 14 comments in 2 years 2 months
Contributions summary:Martin primarily focused on making minor non-functional fixes to the Apache Causeway project. These changes included improvements to Javadoc, constants, exception logging, and Java 7 compatibility. The user also addressed some Wicket-related issues, specifically concerning the use of JavaScript event names and handling of Wicket's AjaxEventBehavior. The user also contributed to example application code.
business-logicdomain-modelgraphqljavamodular-monolith
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