Francisco Aguirre
Rust Core Engineer at Parity Technologies
Montevideo, Montevideo, Uruguay
Summary
🤩
Rockstar🎓
Top SchoolFrancisco Aguirre is a Rust Core Engineer with a decade of software development experience, currently contributing to Parity Technologies from Montevideo. A Computer Engineering student and former full-stack developer at Xmartlabs and eagerWorks, he blends backend systems design with practical product delivery. He has made substantive open-source contributions to the flagship Polkadot project—optimizing XCM messaging, weight management, and enabling PayOverXcm—which highlights deep expertise in blockchain, Substrate, and performance-sensitive Rust code. Curious and perfectionist by nature, he focuses on process optimization and precise benchmarking to drive reliable, auditable improvements. Francisco also maintains a Polkadot address in his GitHub bio, signaling active participation in the ecosystem beyond code.
10 years of coding experience
5 years of employment as a software developer
Engineering, Computer Engineering, Engineering, Computer Engineering at Universidad de la República
Spanish, English
Github Skills (11)
substrate10
xcs10
polkadot-js10
rust10
pallet10
polkadot10
traits10
blockchain10
cm10
nodes9
nodejs9
Programming languages (14)
Github contributions (5)
paritytech/polkadot-sdk
Aug 2023 - Apr 2025
The Parity Polkadot Blockchain SDK
Role in this project:
Back-end Developer
Back-end DeveloperContributions:686 reviews, 150 PRs, 1118 pushes in 1 year 7 months
Contributions summary:Francisco's contributions primarily revolve around enhancing the `paritytech/polkadot-sdk` repository's core functionality and supporting infrastructure. They are focusing on making the `Pay` trait from the salaries pallet more generic, and updating files related to the pay.rs, traits, and modules. These changes suggest a strong focus on back-end development, specifically in areas related to blockchain, substrate, and potentially smart contract logic.
blockchaincumuluspolkadotsubstrate
paritytech/polkadot
Mar 2023 - Aug 2023
Polkadot Node Implementation
Role in this project:Back-end Developer
Back-end DeveloperContributions:47 reviews, 12 PRs, 80 pushes in 5 months
Contributions summary:Francisco's primary contributions focused on modifying the XCM (Cross-Consensus Messaging) pallet within the Polkadot node implementation. They addressed issues related to XCM execution and weight management, specifically optimizing the `send` extrinsic. Furthermore, the user fixed problems with `RequestUnlock` functionality, enhancing the XCM simulator, and implemented the `PayOverXcm` configuration, enabling payments through XCM. The user's work also involved benchmarking and weight adjustments for XCM operations.
substraterustblockchainparitypolkadot
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