Sathish G — Full-Stack & Mobile App Engineer — Scalable Digital Products
Specializations
- Flutter
- React
- Node.js
- Next.js
- TypeScript
- AWS
- Docker
- PostgreSQL
- Prisma ORM
- Firebase
- MongoDB
- Redis
- REST APIs
Client & Partner Feedback
“Sathish engineered our cross-platform Flutter application and Node.js backend infrastructure seamlessly. His attention to sub-100ms API speeds and zero-crash mobile UI made a huge impact on our platform stability.”
“Extremely reliable developer with deep expertise in Prisma ORM, AWS EC2 deployments, and Docker containers. Sathish delivered our full-stack enterprise web portal on time with exceptional code quality.”
“Working with Sathish on Mayiliragu Academy LMS was fantastic. He handled everything from mobile app state management with BLoC to high-concurrency database queries effortlessly.”
Services
View All Services →Featured Systems
All 15+ Case Studies →VoiceVertick AI — Autonomous Voice Telephony Platform
An ultra-low latency voice-AI telephony platform built for regional & Indic business communication. Features live bidirectional WebSocket audio streaming, sub-second objection handling, and per-second ledger billing.
FlatSMS — Android Cellular SMS Gateway SaaS
A high-throughput cloud SaaS and real-time WebSocket gateway transforming commodity Android devices with domestic SIM cards into programmable, API-addressable 2-way SMS telecommunication infrastructure.
MyShop — Grocery POS & Inventory Management ERP
An enterprise-grade offline-first retail Point of Sale (POS) and inventory management ecosystem engineered for supermarkets. Sub-5ms SQLite checkout, Bluetooth thermal receipt printing, and Next.js Super Admin portal.
Work Experience
More About Me →Full Stack Developer
Sep 2025 - PresentEngineered the complete Judah Food Delivery 3-app ecosystem with Flutter & Socket.io and developed the Nest Pilot facility management SaaS using Node.js & PostgreSQL.
Flutter Developer
Jul 2024 - Sep 2025Built key cross-platform mobile apps (Virtual to Live, Ovantica, lalassa) integrating Google Maps tracking APIs, Firebase listeners, and secure payment modules.
Freelance / Independent Developer
Jun 2023 - Jun 2024Architected enterprise systems including MyShop Grocery POS with Drift offline SQLite synchronization, Premium Parts ERP, and Mayiliragu Academy learning portal.
Why Founders & Recruiters Choose Sathish G
Full-Stack Coverage
Flutter mobile apps + Node.js backend + AWS cloud deployment — one dedicated engineer providing complete product coverage.
Real Production Proof
Every listed app is shipped and active. Serving 1,000+ daily users across food delivery, LMS, and ERP enterprise platforms.
Sub-100ms API Latencies
High-speed backend performance micro-tuned with Prisma ORM indexes, PostgreSQL queries, and Redis caching layers.
End-to-End Delivery
From initial Figma UI wireframes to Google Play and Apple App Store publishing with zero-crash stability.
Direct Communication
Daily async updates, clear milestone tracking, and transparent progress without agency middleman delays.
Brands Worked With
LET'S WORK TOGETHER
Open for full-time engineering roles, remote hybrid opportunities, and freelance consulting projects.