Sameer Kolhar
Full Stack Engineer at Boop AI
Portland, Oregon, United States
Summary
🤩
Rockstar🎓
Top SchoolSameer Kolhar is a full-stack engineer with 10 years of experience building performant, reliable systems and shipping features quickly without sacrificing code quality. Based in Portland, he has driven backend services and cloud features at Hasura and Klarna—authoring high-throughput payment and billing systems in Scala, Go, Haskell and TypeScript that dramatically reduced processing times and boosted team productivity. He contributes to notable open-source projects like Artichoke (a Ruby implementation in Rust) and Hasura’s graphql-engine, improving memory management and realtime query handling. Comfortable across frontend and backend, Sameer combines product-minded engineering with mentorship and a founder’s instinct from his event-platform startup; outside work he’s an avid runner and pastry enthusiast who trained formally in baking.
10 years of coding experience
5 years of employment as a software developer
Master of Science - MS Computer Science, Master of Science - MS Computer Science at New York UniversityBachelor's degree Computer Engineering, Bachelor's degree Computer Engineering at Pune Institute of Computer TechnologySchooling, Schooling at Sri Kumaran Children's Home - CBSEPart Time Course Baking and Pastry Arts/Baker/Pastry Chef, Part Time Course Baking and Pastry Arts/Baker/Pastry Chef at APCA (Academy of Pastry & Culinary Arts) - India
French, Hindi, Kannada, English, German
Github Skills (15)
graphql10
memory-management10
rust10
postgresql10
wordpress-graphql10
wpgraphql10
server10
console10
ruby10
programming-language9
api8
webassembly8
access-control8
api-automation8
haskell5
Programming languages (14)
Github contributions (5)
hasura/graphql-engine
Jun 2020 - Jan 2023
Blazing fast, instant realtime GraphQL APIs on all your data with fine grained access control, also trigger webhooks on database events.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:58 reviews, 8 commits, 37 PRs in 2 years 7 months
Contributions summary:Sameer contributed to Hasura's GraphQL engine by addressing issues and enhancing the console and server components. Their work included improving error handling in the console for pre-release notifications, updating the query analyzer to support subscriptions, and fixing a flaky test related to scheduled triggers. Additionally, they worked on adding a UI to the console for reporting database connection latency and resolving issues within the MRAU feature.
realtimefine-grained-access-controlgraphql-serversql-serverhaskell
artichoke/artichoke
Nov 2021 - Dec 2021
💎 Artichoke is a Ruby made with Rust
Role in this project:Back-end Developer
Back-end DeveloperContributions:2 reviews, 15 commits, 5 PRs in 25 days
Contributions summary:Sameer primarily contributed to the `artichoke` Ruby implementation in Rust. Their work focused on adding and modifying core functionality related to the internal `registry` and `String` implementations, adding methods like `shrink_to` and `try_reserve` to improve memory management. Furthermore, they updated code to use the `spinoso-string` crate and refined the `chr` function for `Integer` objects. Review comments from other developers are evident in commits, where code was updated based on the suggestions.
ruby-languagerust-applicationrustrust-crateruby
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