Callum Mcintyre
Software Engineer at Anza Technology, Inc.
United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolCallum Mcintyre is a software engineer with 13 years’ experience building full-stack and backend systems, currently focused on payments and Solana tooling at Anza Technology after a DevRel stint for Payments at Solana Labs. He blends front-end UX work—refactoring Next.js apps and wallet UIs—with protocol-level contributions to the Solana JavaScript SDK, adding and testing multiple RPC methods. Comfortable across TypeScript, Python toolchains and CLI tooling, he’s improved developer workflows from in-browser program compilation to Docker CLI ergonomics. Based in the UK with a Computer Science degree from Warwick, he brings a pragmatic mix of product-oriented engineering and open-source collaboration that surfaces in both user-facing flows and low-level blockchain integrations.
13 years of coding experience
6 years of employment as a software developer
Bachelor of Science - BS Computer Science, Bachelor of Science - BS Computer Science at University of Warwick
Github Skills (37)
wallet10
javascript10
docker10
testing10
css10
command-line-interface10
typescript10
nextjs10
docker-compose10
playgrounds10
ui-design10
dockers10
rpc10
go10
api10
Programming languages (20)
Github contributions (5)
anza-xyz/solana-pay
Mar 2022 - Dec 2022
A new standard for decentralized payments.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:17 reviews, 25 commits, 34 PRs in 9 months
Contributions summary:Callum primarily focused on front-end development, refactoring and reorganizing the application's structure by moving components into Next.js's `_app.tsx` file and implementing various providers. They introduced a new route, `/new`, with corresponding components and styling, enhancing the user interface and functionality. The commits also included the addition of a pending route, a transactions route, and a confirmed route, indicating progress in developing a complete user flow.
paymentsethereumblockchaindecentralizedcryptocurrency
solana-labs/solana-web3.js
May 2022 - Jan 2025
Solana JavaScript SDK
Role in this project:Back-end Developer
Back-end DeveloperContributions:499 reviews, 327 PRs, 645 pushes in 2 years 8 months
Contributions summary:Callum primarily contributed to the Solana JavaScript SDK by adding and implementing new RPC methods. Their work involved adding the `getBalance`, `getBlockProduction`, `getLatestBlockhash`, `getEpochInfo`, `getRecentPerformanceSamples`, `getBlockTime`, `getSupply`, `getVoteAccounts`, and `getTokenLargestAccounts` RPC methods. They also added and tested the `getSignaturesForAddress` and `getTransaction` RPC methods. The code changes include unit tests.
jssolanajavascriptblockchainsdk
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