# Anish Roy - Software Engineer > I build software end to end - frontend architecture, billing systems, high-throughput pipelines, AI agents. Engineer at BuildShip since day one (December 2022). Based in Kolkata, India. ## Contact & Links - Website: https://anishroy.com - Email: anishroy212@gmail.com - GitHub: https://github.com/iamanishroy - LinkedIn: https://www.linkedin.com/in/iamanishroy - Twitter: https://twitter.com/iamanishroy - Resume: https://anishroy.com/resume.pdf - RSS: https://anishroy.com/rss.xml - Location: Kolkata, India (UTC +05:30) ## Site Map - https://anishroy.com/ - home: intro, featured projects, writing, experience, GitHub activity - https://anishroy.com/projects - all sixteen projects - https://anishroy.com/experience - full work history - https://anishroy.com/posts - writing ## Work Experience ### BuildShip (formerly Rowy) - Software Engineer December 2022 - present | Remote | Full-time BuildShip is a low-code backend platform for building AI-powered workflows, APIs, and scheduled tasks with a visual, node-based editor. - Built the frontend architecture from scratch - UI layout systems, API adapters - and co-designed the database schema. - Built the canvas workflow editor on React Flow, with state management, logging and streaming, and the node library. - Built a usage-metering pipeline in Rust with Redis and BigQuery that processes 100M+ events a day. - Own the pricing and billing stack: Stripe integration, subscriptions, metering, auto top-ups, add-ons. - Led architecture and implementation of BuildShip's AI agent system. - Built the MCP (Model Context Protocol) gateway on Cloudflare Workers, exposing serverless functions to AI assistants over Streamable HTTP. - Built an observability dashboard - execution graphs, function metrics, resource usage - on PostgreSQL. - On the Rowy platform: role-based data access rules with granular permissions, plus table UI performance work (memoized rendering, column reordering, optimistic updates). ### Craft It Yourself - Full-stack Developer September 2022 - December 2022 | Pune | Part-time - Inventory management and order processing in React, Node.js, and MySQL. ### Studious Media Agency - Frontend Developer July 2022 - September 2022 | Remote | Internship - Translated design mockups into responsive React components, including drag-and-drop interfaces and data tables. ### ISKCON - Backend Developer July 2022 - September 2022 | Pune | Volunteer - Task-management system backend in Node.js and MongoDB. ## Projects ### ctxr.me Prepend any URL, get clean LLM-ready markdown back in under a second. Works with curl, fetch, scripts, and agents; zero setup. - Live: https://ctxr.me - Source: https://github.com/iamanishroy/ctxr.me ### MemLib Open-source memory layer for AI agents - store, recall, and synthesize context across conversations. Provider-agnostic and self-hosted, with full cost control. - Live: https://mem.anishroy.com ### Flamecache Redis-like caching layer for Firebase Realtime Database with expiration, counters, and batch operations. - npm: https://www.npmjs.com/package/flamecache - Source: https://github.com/iamanishroy/flamecache ### Oncrawl Standalone, lightweight web-scraping API that extracts markdown content and categorized links from any URL. Deployable to Cloud Run, Vercel, or Node.js. - Source: https://github.com/iamanishroy/oncrawl ### Webrec Lightweight browser library that captures console logs, network requests, and user interactions for debugging and crash reporting. Framework-agnostic, zero dependencies. - npm: https://www.npmjs.com/package/webrec ### Clean Code Editor Theme-aware code editor component for Next.js with diff viewer, AI autocomplete, and 10+ languages. Built with shadcn/ui and CodeMirror 6. - Live: https://clean-code-editor.anishroy.com ### Social API TypeScript library for fetching tweet data via Twitter's Syndication API, with HTML rendering, SVG snapshots, and themes. - Live: https://social-api.anishroy.com - Source: https://github.com/iamanishroy/social-api ### FireMCP MCP server for Firestore, enabling AI agents to work with Firestore over stdio, HTTP, and SSE transports. - Live: https://firemcp.anishroy.com - Source: https://github.com/iamanishroy/firemcp ### GitHub Heat Customizable GitHub contribution heatmaps as SVG - dark mode, visual effects, extensive styling options. - Live: https://gh-heat.anishroy.com ### API Lab Browser-based tool for testing public APIs - multiple HTTP methods, response metadata, request history. - Live: https://apilab.anishroy.com ### PageLike Plug-and-play like-button widget for websites. Serverless, built with Express, Prisma, and SCSS. - Live: https://pagelike.js.org - Source: https://github.com/iamanishroy/pagelike ### React LiquidSwipe React component for gesture-supported liquid-swipe animations, built on react-spring. - npm: https://www.npmjs.com/package/react-liquidswipe - Source: https://github.com/iamanishroy/react-liquidswipe ### Better Chess Real-time multiplayer chess with video calling. - Live: https://better-chess.vercel.app ### MailShots API for sending email from the frontend via GET or POST requests. - Live: https://mailshots.vercel.app ### Exercise API JSON exercise database API with extensive datasets. - Live: https://exercise-api.vercel.app ## Writing ### "Prompt engineering, interactively" Published: March 20, 2026 Few-shot, chain-of-thought, personas - with an interactive builder you can try as you read. - https://anishroy.com/posts/prompt-engineering-techniques ### "The journey of a URL, demystified" Published: April 10, 2023 DNS, TCP, TLS, HTTP - everything between enter and paint. - https://anishroy.com/posts/demystifying-journey-url-browser ### "Beyond divs and spans" Published: April 9, 2023 Semantic HTML as a free win for SEO and accessibility. - https://anishroy.com/posts/beyond-divs-spans-boosting-seo-accessibility-semantic-html ## Skills - Languages: TypeScript, JavaScript, Rust, Go, Python, Java, SQL, Bash, PHP - Frontend: React, Next.js, Astro, React Flow, Tailwind CSS, MUI, GraphQL - Backend: Node.js, Express, Hono, Cloudflare Workers, REST, MCP - Data: PostgreSQL, MySQL, MongoDB, Firestore, Redis, BigQuery, SQLite Cloud, Drizzle, Prisma - Infrastructure: Google Cloud Platform, Cloudflare, Docker, Stripe, PostHog, Linux, Git ## Certifications - AZ-900: Microsoft Azure Fundamentals (June 2022) - MongoDB for JavaScript Developers (August 2022) - Full Stack MERN Bootcamp (February 2022) - React Certificate (August 2021) - SQL Certificate (September 2021) - Python Certificate (September 2021) ## About Anish Roy is a software engineer in Kolkata, India. He has been at BuildShip since it started, working across the stack: the frontend architecture, the visual workflow editor, the billing system, a Rust event pipeline, and the AI agent system. He maintains a number of open-source tools and libraries, mostly around developer tooling and AI infrastructure. This file is the plain-text summary of https://anishroy.com for LLMs and agents, following the llms.txt convention.