New York City · Software Engineer @ First Round Capital

Elijah Lewis

Engineer building tools for small, mission-driven teams. Writer. Punk ukulele player.

hello@elijahlewis.dev·github/itsRoze·linkedin

Featured Writing

[ selected essays ]
AI Will Change UI Development

I outline a possibility on how AI can dramatically change how we do frontend development through generative UI

20247 min read
Coding as Gardening — A Journey into SaaS Productivity

Lessons learned from building a SaaS product

20234 min read
all writing →

Featured Work

[ selected projects ]

Goblin Foundry

2026

I built an open-source, local-first issue board for AI agents. It pairs a keyboard-driven board with dependency graphs and a JSON CLI, so agents can plan work while a human decides when it is ready to build.

AI AgentsTypeScriptReactBunSQLite

YNAB MCP

2026

I built an open-source MCP server that lets Claude and Codex read and update a YNAB budget through conversation. It runs locally or on Cloudflare Workers, with OAuth authentication for private access across devices.

TypeScriptMCPCloudflare WorkersOAuth

Smriti

2026

My personal Claude Code skill stack — one /begin command takes an idea to a planned, reviewed, and browser-verified change, with a human in the loop at three gates. It powers how I build everything else, including this site.

Claude CodeAI AgentsCLI
all work →

Publications

[ peer-reviewed ]
Early Attrition Prediction for Web-Based Interpretation Bias Modification to Reduce Anxious Thinking: A Machine Learning Study

JMIR Mental Health · 2024

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Web-Based Interpretation Bias Training to Reduce Anxiety: A Sequential, Multiple-Assignment Randomized Trial

Journal of Consulting and Clinical Psychology · 2024

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all publications →