Vincent Geddes
Technical Lead at Snowfork
Cape Town, Western Cape, South Africa
Summary
🤩
Rockstar🎓
Top SchoolVincent Geddes is a Technical Lead based in Cape Town with nine years of professional experience and a strong academic foundation from the University of Cape Town (BSc and BSc(Hons) Computer Science). He currently leads engineering efforts at Snowfork, focusing on blockchain interoperability and robust backend architectures. An active open-source contributor, Vincent has made substantive back-end contributions to the well-regarded Parity Polkadot SDK—adding genesis asset configurations, improving assets pallet error handling, and enhancing BridgeHub runtimes and queue fee logic to handle exchange-rate variability. He blends hands-on systems development with leadership, shipping changes that address both protocol correctness and real-world operational concerns. Colleagues rely on him for pragmatic solutions to complex distributed systems problems and for translating low-level blockchain primitives into production-ready features. Quietly detail-oriented, he often surfaces subtle invariants (like registration order and trait implementations) that prevent costly runtime issues.
9 years of coding experience
BSc Computer Science, BSc Computer Science at University of Cape Town
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (8)
cumulus10
substrate10
polkadot-js10
rust10
polkadot10
blockchain10
web3js9
api-design8
Programming languages (9)
Github contributions (5)
paritytech/polkadot-sdk
Aug 2023 - Mar 2025
The Parity Polkadot Blockchain SDK
Role in this project:
Back-end Developer
Back-end DeveloperContributions:138 reviews, 14 PRs, 177 comments in 1 year 7 months
Contributions summary:Vincent contributed to the Polkadot-SDK by implementing and modifying core blockchain functionalities, including updates to the `cumulus` and `substrate` modules. They added genesis configuration for asset classes and improved error messages within the assets pallet. The user also focused on the BridgeHub runtimes, specifically modifying the registration order of the `MessageQueue` pallet and implementing trait for tuples for `QueuePausedQuery`. Furthermore, the user added a fee multiplier in the outbound queue to account for exchange rate fluctuations.
blockchaincumuluspolkadotsubstrate
Snowfork/go-substrate-rpc-client
Jan 2021 - May 2024
Substrate RPC client for go aka GSRPC
Contributions:5 reviews, 16 PRs, 36 pushes in 3 years 4 months
golangsubstraterpcrpc-clientblockchain
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