Shrinath Poojary
Full-Stack Developer — React · Go · Flutter
Hey 👋 I'm Shrinath here,
Ideas to apps, I engineer.
Code I craft, explore with cheer,
My GitHub trails are waiting Here (opens in a new tab)
Shrin210
Mumbai, India
5+ years architecting and delivering end-to-end React.js frontends across Health/Insurance, Automobile, Logistics (Shipping/Trucking) and Education, specialising in business internal tools that streamline complex workflows. Now building Go + PostgreSQL backends and Flutter mobile apps.
Education
BSc IT · Jai Hind College (Mumbai University)
2016–2019 · CGPA 9.17
- Languages
- JavaScript
- TypeScript
- Go
- Dart
- Python
- SQL
- HTML5
- CSS3
- Frontend & Mobile
- React
- Next.js
- Flutter
- TanStack (Router, Query, Table)
- Redux
- React Hook Form
- Zod
- Tailwind CSS
- shadcn/ui
- Radix UI
- Backend & APIs
- Go (net/http, pgx, sqlc)
- Node.js
- REST
- GraphQL
- WebSocket
- SSE
- JWT
- Databases & Cloud
- PostgreSQL
- Firebase
- MongoDB
- Google Cloud Run
- Cloudflare Workers
- AWS (EC2, RDS, S3)
- Vercel
- Docker
- Nginx
- GitHub Actions
- Integrations
- Shopify Storefront API
- Razorpay
- Firebase Cloud Messaging
- Google Maps
- Tools
- Git
- CI/CD
- Jest
- Vitest
- Postman
- Claude Code
- Agile/Scrum
- Linux
Freelance Mobile & Full-Stack Developer · Self-employed
–
Mumbai (Remote)
- Built a cross-platform e-commerce app in Flutter (Dart) on Shopify's Storefront GraphQL API: catalogue, collections, cart and checkout.
- Integrated the Razorpay payment gateway for in-app payments.
- Upskilled in Go, PostgreSQL and cloud deployment on AWS and GCP, using GenAI tools (Claude Code, Google Gemini) to build CCMS Suite.
Senior Frontend Developer · Twelve Springs Limited
–
London, UK
- Built responsive, cross-browser React.js web apps for cloud environments.
- Integrated Java REST APIs, WebSockets and Firebase Cloud Messaging for real-time messaging, push notifications and synced data.
- Built reusable components and CI/CD pipelines with automation scripts, cutting development time by 30%.
- Applied memoization and code splitting; managed complex state with React Context.
- Mentored junior developers in React and modern JavaScript.
Client projects
- Organizational Growth Platform (opens in a new tab)myopen360.com
SaaS with role-based access, real-time video calls and a management hierarchy.
- Auto Parts Communication Platform (opens in a new tab)liveyards.com
Real-time chat with image sharing, WebSocket P2P connectivity, bilingual UI (EN/ES), FCM push notifications.
- Educators Data Management Platform (opens in a new tab)empoweringk12.com
Led 2 developers; turned 20 Figma pages into a demo-ready React portal in 11 days.
Frontend Developer · Technoark Solutions Pvt Ltd
–
Mumbai
- Built React.js apps with Material UI and Bootstrap.
- Integrated Java REST APIs; Google Maps with custom filters for live tracking.
- Built multi-step dynamic forms on MongoDB with drag-and-drop components.
Client projects
- Insurance Verification System (opens in a new tab)verifixed.io
Dynamic dental insurance forms, filtered reports, PDF export, activity logging.
- Trucking Management Platform (opens in a new tab)wmtrucking.net
Real-time truck tracking on Google Maps and an admin portal with analytics.
Projects
- Multi-tenancy: many customers in one shared PostgreSQL database, each kept isolated.
- Roles & permissions: nested permission tree with per-user overrides; JWT carries the tenant.
- Staff management & live chat over WebSockets.
- No ORM: plain SQL with sqlc-generated Go on pgx; invalid columns fail at code generation.
- End-to-end type safety from Postgres CHECK constraints through Go and JSON to TypeScript.
- Go
- PostgreSQL 18
- pgx
- sqlc
- Atlas
- React 19
- TypeScript
- Vite
- Tailwind v4
- TanStack
- Docker
- GitHub Actions
- Google Cloud Run
- Cloudflare Workers
Shopify e-commerce app
Cross-platform Flutter app on Shopify's Storefront GraphQL API: catalogue, collections, cart and checkout, with Razorpay in-app payments.
- Flutter
- Dart
- Shopify Storefront GraphQL API
- Razorpay