Pawel Jakubas
SVP, Boarding, Underwriting And Deployment at Planet
Warsaw, Masovian Voivodeship, Poland
Summary
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RockstarPawel Jakubas is a pragmatic software engineering leader with 11 years of experience, currently SVP of Boarding, Underwriting and Deployment at Planet in Warsaw, combining strategic product ownership with hands-on backend engineering. A polyglot developer fluent in Haskell, Rust, Zig and Lisp, he brings deep cryptography and computational math instincts to production systems and subscribes to a build-to-understand philosophy. Pawel is an active open-source contributor to the Cardano ecosystem—helping harden ledger and wallet components with thorough testing, refactoring of crypto dependencies, and realistic crypto configuration integration—demonstrating an uncommon focus on correctness and test automation in blockchain stacks. He excels at translating complex cryptographic and distributed-system concepts into auditable, reliable implementations and operational workflows.
11 years of coding experience
Github Skills (11)
cryptocurrency10
ada10
ledger10
api10
cardano10
back-end-development10
apidoc10
haskell10
blockchain10
implement10
testing10
Programming languages (4)
Github contributions (5)
cardano-foundation/cardano-wallet
Mar 2019 - Jan 2023
HTTP server & command-line for managing UTxOs and HD wallets in Cardano.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 release, 1477 reviews, 1703 commits in 3 years 11 months
Contributions summary:Pawel's commits indicate a focus on the back-end development aspects of the cardano-wallet project. The user modified code related to API server logic, and database operations. Furthermore, the commits show development work in the area of implementing the new features of a project using the Haskell language.
adawalletsblockchainwalletplutus
input-output-hk/cardano-sl
Jul 2018 - Feb 2019
Cryptographic currency implementing Ouroboros PoS protocol
Role in this project:Back-end Developer
Back-end DeveloperContributions:28 commits, 21 PRs, 58 pushes in 6 months
Contributions summary:Pawel primarily contributed to the core functionality of the Cardano SL wallet, evidenced by the implementation of tests for account getters and the refactoring of cryptographic dependencies. They replaced the hs-ed25519 dependency with cryptonite and improved existing code by applying hlint suggestions. The user addressed a variety of issues, including fixing account specifications and adding pagination tests, suggesting a focus on improving the overall reliability and functionality of the wallet backend.
cardanocryptographyposadacryptographic
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