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costajohnt
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John Costa costajohnt

I build things. Open source contributor.

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costajohnt/README.md

Software engineer in San Francisco with over a decade of experience.
I care about functional programming, strongly typed languages, and building tools that make developers faster.



Open Source

I'm an active open source contributor. Some highlights:

Project Contributions
Ink 12 merged PRs -- bug fixes, new APIs (renderToString), routing recipe, dependency upgrades
Homebrew/brew Typing strictness improvements to core infrastructure
Super Productivity 5 merged PRs -- Jira validation, voice reminders, window controls, time estimation parsing
eslint-plugin-unicorn New lint rules: consistent-template-literal-escape, prefer-set-size enhancement
Owncast 7 merged PRs -- features and fixes for the self-hosted streaming platform

Projects

Project Description
alpaca-trader Automated trading system -- multi-strategy pipeline with sentiment analysis, insider signals, and AI-driven position management
oss-autopilot Claude Code plugin for managing open source contributions -- track PRs, respond to maintainers, discover issues
bounty-hunter Claude Code plugin that monitors repos and Algora for bounty issues, sends Telegram alerts, drafts proposals
mermaid-to-pdf-vscode VSCode extension to convert Markdown files with Mermaid diagrams to PDF

Metrics

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  1. oss-autopilot oss-autopilot Public

    Claude Code plugin -- AI-powered autopilot for managing open source contributions. Track PRs, respond to maintainers, discover issues, maintain velocity.

    TypeScript 6 2

  2. bounty-hunter bounty-hunter Public

    Claude Code plugin that monitors GitHub repos and Algora for bounty issues, sends Telegram alerts, and drafts proposals with AI-assisted codebase investigation

    TypeScript 2

  3. alpaca-trader alpaca-trader Public

    Automated multi-strategy trading system -- sentiment analysis, insider signals, and AI-driven position management via Alpaca API

    Python

  4. ink ink Public

    Forked from vadimdemedes/ink

    React for interactive command-line apps

    TypeScript

  5. stoplight-state-machine stoplight-state-machine Public

    State machine example using React, TypeScript, and Functional Programming techniques

    TypeScript

  6. mermaid-to-pdf-vscode mermaid-to-pdf-vscode Public

    VSCode extension to convert Markdown files with Mermaid diagrams to PDF

    TypeScript 2