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saisan_

Santhosh

@saisan_

Innovating with Code, Delivering with Passion

India
About me
Hi, I’m Santhosh 👋 — a Full Stack Developer with 2+ years of IT experience specializing in Flutter mobile apps and modern web applications. I help businesses and startups build fast, scalable, and reliable digital products using Flutter, React, Next.js, Node.js, NestJS, Firebase, and databases. My expertise includes mobile app development, web development, API integration, authentication systems, and performance optimization. I focus on clean code, great user experience, clear communication, and on-time delivery. Let’s turn your idea into a successful product 🚀... Read more

Skills

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saisan_
Santhosh
Offline • 
Average response time: 1 hour

See my services

Cross-Platform Development
I will build a flutter mvp app for android and ios with firebase
From$100 / projectMore details

Portfolio

Work experience

Crystal_Code Labs

Full Stack Developer

Crystal Code Labs • Full-time

May 2023 - May 2026 • 3 yrs

Developed and maintained production-level mobile and web applications using Flutter, React, Node.js, and modern backend technologies. Key projects: • Built a cross-platform audio and video streaming application using Flutter and Dart with smooth playback experience and offline download functionality. • Implemented secure authentication systems including Google Sign-In, Apple Sign-In, OTP verification, JWT authentication, and role-based access control. • Developed analytics dashboards with interactive charts and geographic visualization for monitoring news and user insights. • Integrated Firebase, AWS S3, push notifications, local storage, and REST APIs to improve reliability and performance. • Focused on clean architecture, scalable solutions, and delivering high-quality software products.