Silas Lenihan
Software Engineer at Chainlink Labs
New York City Metropolitan Area United States
Summary
🤩
Rockstar🎓
Top SchoolSilas Lenihan is a software engineer with eight years of experience, currently working on backend systems at Chainlink Labs in the New York City area. He specializes in blockchain node infrastructure and oracle integrations, contributing substantial backend improvements to the flagship Chainlink node—refactoring gas estimation, transaction handling, and fee component logic. His work on the external-adapters-js monorepo shows a pragmatic focus on testing, configuration robustness, and batch processing for real-world data feeds like Forex. Rising through multiple internships to an engineering role at Chainlink, he combines production-grade backend engineering with domain expertise in decentralized systems. Notably, his contributions balance low-level EVM transaction concerns with higher-level adapter resilience, demonstrating both systems depth and product-minded reliability.
8 years of coding experience
1 year of employment as a software developer
Duke University
Stackoverflow
115reputation
1kreached
2answers
4questions
Github Skills (32)
transaction10
javascript10
solidity10
testing10
evm10
adaptor10
transactionscope10
go10
estimate10
ethereum10
blockchain10
adapter10
golang10
smart-contracts10
chainlink10
Programming languages (5)
Github contributions (5)
smartcontractkit/chainlink
Jul 2023 - Mar 2025
node of the decentralized oracle network, bridging on and off-chain computation
Role in this project:
Backend Developer
Backend DeveloperContributions:247 reviews, 26 PRs, 543 pushes in 1 year 8 months
Contributions summary:Silas primarily worked on the backend logic of the Chainlink node, specifically modifying the gas limit handling for native token transfers and logging improvements for transaction confirmation. They refactored gas estimator components, moving the gas limit multiplier into a `WrappedEvmEstimator` and made changes to the finality depth checks within the headtracker. Furthermore, the user implemented the `GetFeeComponents` method for the ChainWriter EVM and added checks for nil transaction metadata.
golangcomputationethereumblockchaindecentralized
smartcontractkit/external-adapters-js
Jun 2021 - Jul 2022
Monorepo containing JavaScript implementation of external adapters
Role in this project:Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:36 reviews, 20 commits, 40 PRs in 1 year 1 month
Contributions summary:Silas contributed to enhancing the testing infrastructure by creating support for multiple test payloads and adding missing test payloads. They also refactored environment variables for Terra RPC URLs, and implemented duplicate alias detection within a validator, improving the robustness of the codebase. The user also added batch requesting support for Forex EAs and refactored adapter endpoint names to support new forex endpoints. These changes indicate a focus on improving the testing, configuration, and core functionality of the external adapters.
javascriptmonorepotypescriptadapters
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.