Next.js · React · Node.js / Bun · TypeScript · Postgres / MongoDB
I build production-grade SaaS with clean architecture and type-safety.
Portfolio: https://rahulxcode.vercel.app/ · LinkedIn · X · sainrahul374@gmail.com
| Project | What it is | Links |
|---|---|---|
| RoastMyTube — AI YouTube roast engine. Brain-Rot Score, Hinglish roasts, share cards. Next.js 16, Better Auth, Neon, Groq + Gemini fallback. | AI SaaS | Live · Code |
| waku — Profile page + identity card studio. Local-first, theming tokens, AI bio, QR + PNG export. Next.js 16, Neon, Cloudinary. | Dev tool | Live · Code |
| stackit — Full-stack scaffolder CLI. MERN / PERN / Hono + PG / Go + Fiber in one command. | CLI + Docs | Docs · Code |
| CodeVault — Searchable snippet vault. Monaco, tags, share links, embeds. Next.js 16, Neon, Better Auth. | Dev tool | Live · Code |
| Xcel — AI X automation engine. Tavily discovery → Gemini tweets → BullMQ + Buffer publishing. | AI SaaS | Live · Code |
| Inkwell — Blogging platform. TipTap editor, Google OAuth, RBAC admin, Redis refresh rotation. Bun + Hono + Neon. | Full-stack | Live · Code |
| Konnect — Real-time language exchange. Matching, Stream chat + video, JWT auth. MERN. | Real-time | Live · Code |
| SmartBillr — Manual + AI invoice platform. JWT + OAuth, Mongo + Redis, React Query + Zustand. | SaaS | Code |
- Backend-first: API design, auth (JWT / OAuth / RBAC), Zod validation, BullMQ queues, Redis caching
- Data: Postgres (Neon + Drizzle), MongoDB — indexing, atomic updates
- Quality: TypeScript strict, Vitest / Jest, Docker, CI/CD, Vercel / Render
Stack: TypeScript, React, Next.js, Node.js, Bun, Express, Hono, Postgres, MongoDB, Redis, Drizzle, Docker, Tailwind
I optimize for understanding systems deeply enough to build them better.

