Ahsan Javaid
Senior Software Engineer - Bitcoin Sidechain at Bitcoin L2
Pakistan
Summary
🤩
Rockstar🎓
Top SchoolAhsan Javaid is a senior software engineer with nine years of experience focused on building scalable web and blockchain systems, currently designing DeFi protocols on a Bitcoin sidechain. He is polyglot across TypeScript, Go, Rust and Solidity and combines hands-on smart contract work with backend services, observability, and Kubernetes-powered deployments. Ahsan has deep practical experience contributing to the Stacks ecosystem—optimizing stacks.js, shrinking SDK footprints, and implementing Rust transaction libraries—while applying TDD and CI/CD practices. He’s solved low-level crypto and signature-size challenges (replacing heavy elliptic code with thin secp256k1 implementations) and has production experience integrating EVM and non‑EVM chains via RPC. Comfortable in client-facing roles, he also leads R&D, estimation and mentoring efforts, blending product intuition with reliable engineering execution.
9 years of coding experience
7 years of employment as a software developer
Bachelor’s Degree, Computer Science, Bachelor’s Degree, Computer Science at University of the Punjab
English
Stackoverflow
349reputation
13kreached
2answers
2questions
Github Skills (15)
jtest10
stacks-blockchain10
javascript10
jestjs10
blockchain10
jes10
nodejs9
cli8
hardhat6
solidity6
android6
react-native6
rsk6
ethersjs6
react6
Programming languages (6)
Github contributions (5)
hirosystems/stacks.js
Jun 2021 - Jun 2022
JavaScript libraries for identity, auth, storage and transactions on the Stacks blockchain.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:52 reviews, 84 commits, 53 PRs in 11 months
Contributions summary:Ahsan primarily focused on improving the `stacks.js` library, which involves the Stacks blockchain. Their work included fixing argument encoding issues and updating test cases for BNS (Block Name System) functions, such as `transferName` and `renewName`, to ensure correct functionality and test coverage. The user also fixed a critical bug in the STX balance command within the CLI to prevent crashes caused by invalid addresses. Furthermore, they made adjustments to incorporate and refactor usages of a common `Buffer` export within the `wallet-sdk`.
stacks-blockchainblockstackjavascriptblockchainstacks
ahsan-javaid/agnostic-web-api
Dec 2022 - Oct 2024
Web api prototype as generic backend application
Contributions:4 PRs, 37 pushes, 5 branches in 1 year 10 months
agnostic-implementationapigenericgolangmongodb
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