Sachu Abraham
Engineering Lead (M3) at Stealth Startup
Bengaluru, Karnataka, India
Summary
👤
Senior🎓
Top SchoolSachu Abraham is an engineering lead with nine years of experience building blockchain-first systems across both protocol and application layers, currently leading engineering at a stealth startup in Bengaluru. He combines hands-on development in JavaScript/TypeScript, Solidity and Go with cloud-native practices (Docker, Kubernetes, AWS) to ship production-grade distributed systems. His background spans breaking down monoliths, architecting IoT and DLT products, and guiding remote teams of 20 across multiple countries. An active open-source contributor, he has improved the BitGoJS SDK—adding EIP-1559 support and secp256k1/chaincode enhancements—demonstrating deep crypto and wallet-recovery expertise. Comfortable switching tech stacks quickly, Sachu also spends time mentoring, speaking, and running workshops to grow the blockchain developer community. He pairs startup pace and product sensibility with protocol-level problem solving, making him adept at turning research prototypes into robust, deployable platforms.
9 years of coding experience
7 years of employment as a software developer
Engineer’s Degree Computer Science, Engineer’s Degree Computer Science at Rajiv Gandhi Institute of Technology, Kottayam
English, Hindi, Malayalam
Stackoverflow
13reputation
448reached
0answers
2questions
Github Skills (12)
javascript10
tss10
ethereum10
cryptography10
bitcoins9
bitcoin9
mongoose6
mqtt6
duplicates6
nodejs6
mongoose-schema6
mongodb6
Programming languages (11)
Github contributions (5)
BitGo/BitGoJS
Feb 2022 - Dec 2022
BitGo JavaScript SDK
Role in this project:
Back-end Developer
Back-end DeveloperContributions:513 reviews, 41 commits, 109 PRs in 9 months
Contributions summary:Sachu primarily contributed to the core functionalities of the BitGo JavaScript SDK, focusing on fixing bugs related to Ethereum's recovery function and replay protection options. They introduced support for EIP-1559 in the WRW (wallet recovery workflow) system. Furthermore, the user refactored and added support for new curve implementations in the account-lib directory, which included adding secp256k1 support. They also introduced chaincode support for key derivation in ecdsa.
javascriptblockchainsdkjavascript-sdkbitgo
servntire/Property-Registry
Sep 2018 - May 2021
A smart contract for Land record management. The property value and owner is stored on blockchain and tfeatures like change of ownership is easily reflected through this mechanism. Administrators with varying degree of controls like user, admin, superadmin secure the governance..
Contributions:5 commits, 7 PRs, 9 pushes in 2 years 8 months
mechanismsecureownershipstoredadmin
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