Available for freelance projects

I craft digital experiences that |

Fullstack developer turning complex problems into elegant, production-grade solutions — from AI-powered tools to scalable web systems.

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0 Years Coding
0 Projects Built
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JavaScript / TypeScript Expert
⚛️
React / React Native Expert
🧠
AI / ML Systems Advanced
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Next.js / Node.js Advanced
About

The developer who
makes it work.

I'm Chinmaya Sa — a fullstack developer, open-source contributor, and content creator based in India. I build production-grade systems that solve real problems, from AI-powered tools to scalable web applications.

When I'm not coding, you'll find me creating developer content on YouTube, writing about emerging tech, or exploring the boundaries of what's possible with AI and modern web technologies.

Portfolio

Selected Work

A curated collection of projects that showcase my passion for building impactful software.

NeoBase Web3 Showdown Platform 🔒 Private Work
Web3 & Gaming Frontend & Web3 Dev

NeoBase Fz. Co.

Built Web3 integrations for Showdown (CS2 & Chess) with Wagmi, Viem & RainbowKit for skill-based wagering, decentralized rewards, and Apollo GraphQL APIs.

Web3 Wagmi / Viem RainbowKit Apollo GraphQL React
Cisco Spotlight 2026 Presentation 🔒 Private Work
Enterprise AI & Automation Spring Intern SDE

Cisco Systems

Built AI Agentic Automation Pipelines with UI Dashboards for automated analysis & PR-ready fixes. Nominated presenter at Cisco Spotlight 2026.

AI Agents Python TypeScript UI Dashboards Cisco Spotlight 2026
RagNexus — Accurate RAG + Memory Built to Run Anywhere
🌐 Open Source
AI / Dev Tools 1

RagNexus

Production-grade RAG middleware with text chunking, hybrid search, cross-encoder reranking, and 4-layer security guardrails.

TypeScript RAG AI Node.js
Attendee 3.0 Play Store Mobile App 🚀 10K+ Downloads
Mobile App & Founder 1st Year College Project

Attendee 3.0

College attendance & utility app built 100% from scratch in React Native as Founder during 1st year of college. Reached 10,000+ Google Play Store downloads.

React Native Play Store 10K+ Downloads Mobile Founder
Upasthiti Google Play Store Listing 🌐 Play Store
Mobile App & Dev Tools 2nd Year College Project

Upasthiti

Automated college class attendance check-in & analytics app built during 2nd year of college. Published under Dev Verse on Google Play Store.

React Native Android Play Store Education Dev Verse
DevVerse Meet Video Conferencing Dashboard 🎥 Live App
Web App & Real-Time Systems Live Product

DevVerse Meet

Secure, clutter-free video conferencing tool for developer team syncs, code reviews, and client calls with WebRTC & instant room security.

WebRTC React Next.js Node.js meet.devverse.io
🔥 SALE Instant Access & Commercial Licenses

Ready-Made Stuffs On Sale

Save hundreds of engineering hours with production-ready boilerplates, fullstack AI SaaS starters, mobile apps, and developer kits extracted directly from real-world applications.

⚡
Turnkey & Battle-Tested

Built with Next.js 14, React Native, Rust & WebRTC

💎
Commercial License

Use for personal or commercial projects with lifetime updates

🏷️
Up to 62% Off

Limited-time discounted prices on all developer kits

Explore All Ready-Made Stuffs On Sale
Articles & Books

Blogs & Books

Articles, published books, and thoughts on AI, software engineering, and systems.

A Year of Building in Public 2025 LinkedIn Post 10 min read

A Year of Building in Public: What I Shipped, Learned, and Refined in 2025

Reflections on transitioning from NeoBase to Cisco, freelancing with Showdown, shipping Dr. Git & ResumeFlow, building AI tools, and compounding depth over breadth.

How the Internet Delivers Your Data Medium 2 min read

Have You Ever Wondered How the Internet Actually Delivers Your Data?

As founders and developers, it's easy to get comfortable with clean APIs and managed services. I wanted to understand the "black box" underneath — how data actually travels across the internet.

Read on Medium
Rust by Exercise — 108 Problems Book 108 Problems

Rust by Exercise — 108 Problems from First Principles to Fearless Concurrency

A hands-on Rust book with 108 progressively challenging exercises — from foundational concepts to fearless concurrency, designed to build real mastery through practice.

Read on GitHub
Media

YouTube & Podcasts

Developer content, tutorials, and conversations with builders.

Dev Verse

Fullstack development tutorials, AI explorations, and developer lifestyle.

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My Journey of Earning ₹85K/Month in College

My Journey of Earning ₹85K/Month in College (2nd & 3rd Year)

Featured Video · Dev Verse
Rust Programming for Beginners

Rust Programming for Beginners | Learn Rust Programming Now 🔥

Full Course · Dev Verse
Complete Beginners Course For Next.js with Firebase & TailwindCSS

Complete Beginners Course For Next.js with Firebase & TailwindCSS

Full Course · Dev Verse

Runtime with Chinmaya

Tech podcasts, engineering conversations, and deep-dive developer discussions.

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DevOps 2026 Insights — Runtime with Chinmaya & Raghav

DevOps 2026 Insights — Runtime with Chinmaya & Raghav

Podcast Episode · Runtime with Chinmaya
Crack Research Internships Abroad — Cold Emails & Publishing

Crack Research Internships Abroad — Cold Emails & Publishing

Podcast Episode · Runtime with Chinmaya
Contact

Let's build
something great.

Have a project in mind? I'm always open to discussing new ideas and opportunities.

Currently available for freelance projects
🌐 Fullstack Web Development
📱 React Native Mobile Apps
🤖 AI / ML Integration
🎯 Technical Consulting
getintouch@devverse.io India