Skip to content
BackNov 8
Sushant S.

Sushant S.

Mobile App Developer | Native iOS & Android, Flutter, React Native, AI

I’m a Senior Mobile App Developer with 10+ years of experience building mobile applications for startups, growing businesses, and established companies. My expertise spans native iOS and Android development, cross-platform app development using Flutter and React Native, and AI integration for modern mobile products. My journey began in 2014 with native iOS development after completing my degree in Computer Science from Punjab Technical University. Over the years, I expanded my expertise across Android, Flutter, React Native, and backend development, allowing me to recommend the right technology based on each project's goals, budget, and long-term scalability. Mobile App Development I work across native and cross-platform technologies to build reliable, high-performance applications with smooth user experiences. Native iOS: Swift, SwiftUI, UIKit, Combine, Core ML, Vision, WidgetKit, and Accelerate Native Android: Kotlin, Java, Android SDK, and modern Android frameworks Flutter: Dart, cross-platform development, state management, and reusable architecture React Native: React Native, TypeScript, JavaScript, and native module integration App architecture: MVVM, Clean Architecture, modular design, and scalable codebases ntegrations: REST APIs, Firebase, authentication, payments, push notifications, and third-party SDKs Delivery: Testing, debugging, performance optimization, CI/CD, and App Store and Google Play releases Whether you need a fully native application or a cross-platform solution, I can help you select the right approach and build an app that meets your business needs. AI-Powered Mobile Applications I also help businesses bring AI capabilities into their mobile products, creating more intelligent, personalized, and efficient user experiences. - OpenAI, Claude, and Gemini API integration - AI chatbots and intelligent virtual assistants - Large Language Models (LLMs) and prompt engineering - Retrieval-Augmented Generation (RAG) and AI-powered search - AI agents and workflow automation - Voice AI, speech recognition, and text-to-speech - AI-based recommendations and personalized features - Backend APIs for AI-powered mobile applications - On-device machine learning using Core ML and other mobile ML technologies My focus is on integrating AI into real-world applications in a way that is practical, maintainable, and aligned with the product's objectives. Backend & End-to-End Product Development Alongside mobile development, I have experience working on backend systems and API integrations. I can also coordinate with a dedicated development team to support broader product requirements, from mobile and web development to backend implementation and deployment. 🤝 Let's Work Together I have collaborated with clients across different industries and understand the importance of clear communication, analytical thinking, and dependable delivery. I focus on understanding the actual business problem before recommending a technical solution. Whether you're planning a new mobile app, improving an existing product, resolving technical issues, or adding AI features, I'm happy to discuss your project and help you find the right solution. Send me a message with your idea, project specifications, or technical challenges, and let's explore how we can bring your product to life.**

🇮🇳Solan, India$14/hr100% JSS2.22 (2)Since Jan 2022
GlobeUpwork

Earnings and projects

MRR
$127

Last 6 months ÷ 6

World#128,432 / 412k
🇮🇳Country#13,434 / 45.9k
Revenue, last 30 days
$0

Last 6 months: $760

Total earnings
$21k

Billed in all: $22k

World#136,408 / 412k
🇮🇳Country#18,560 / 45.9k
Per project
$5.3k

$760 in the last 6 months

World#32,967 / 412k
🇮🇳Country#3,669 / 45.9k
Projects, last 6 months
1
0% fixed100% hourly
World#128,096 / 412k
🇮🇳Country#14,379 / 45.9k
Projects in all
4
25% fixed75% hourly
World#283,744 / 412k
🇮🇳Country#35,184 / 45.9k

Earnings, last 30 days

$21.9kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$21,500$21,750$22,000$22,250Oct 9Oct 24Nov 8

Skill rankings: Top 20% in Java

Ranked by MRR among everyone on Upwork with the skill.

  1. #663Dart2,324 freelancers · 🇮🇳 #166Top 29%
  2. #765Kotlin3,021 freelancers · 🇮🇳 #256Top 25%
  3. #891App Development2,592 freelancers · 🇮🇳 #219Top 34%
  4. #1,080Mobile App3,535 freelancers · 🇮🇳 #281Top 31%
  5. #1,698Java8,313 freelancers · 🇮🇳 #333Top 20%
  6. #1,788Android App Development6,395 freelancers · 🇮🇳 #560Top 28%
  7. #1,927iOS Development6,533 freelancers · 🇮🇳 #592Top 29%
  8. #2,131Flutter7,550 freelancers · 🇮🇳 #682Top 28%