07/22/2026 updated


100 % available
Software Developer | Mobile App Engineer | AI Integrations | High-Performance Cross-Platform Apps
Faridabad, India
Worldwide
Bachelor of Technology in Computer Science and Engineering (ongoing)About me
Hi, I’m Nikhil—a results-driven Software Engineer and former Founding Engineer specializing in building scalable, high-performance mobile and web applications for startup. I don't just write code; I engineer business solutions focused on exceptional UI/UX, fast load times, and seamless performance.
FlutterApplication Programming Interfaces (APIs)Android StudioMobile Application DevelopmentMessaging Application Programming InterfaceNode.jsRapid Application DevelopmentNext.jsSystems IntegrationSwiftuiBackendKotlinDart
Hi, I’m Nikhil—a results-driven Software Engineer and former Founding Engineer specializing in building scalable, high-performance mobile and web applications. I don't just write code; I engineer business solutions focused on exceptional UI/UX, fast load times, and seamless cross-platform experiences. Whether you need a custom app from scratch, AI-powered features, or performance optimization for an existing project, I bring start-up agility and enterprise-level architecture to your product.
How I Bring Value to Your Project:
Performance Optimization: I have a proven track record of reducing API latency by 55% through custom caching and lazy loading. I build apps that are fast, fluid, and reliable.
Scalable Architecture: As a Founding Engineer, I implemented architectures that improved mobile load times by 30% and kept crash rates under 1%.
Advanced AI & API Integrations: I specialize in complex integrations, from AI-powered screenshot recognition (which boosted user submission rates by 91.7%) to building real-time trading signal engines using YahooAPI and NewsAPI.
Pixel-Perfect UI/UX: I deliver component-based, aesthetically pleasing interfaces that have previously resulted in 35% higher client satisfaction ratings.
Mobile/Web: Flutter, Kotlin Multiplatform, ReactJS, Next.JS.
Languages: Dart, Java, GoLang, TypeScript.
Backend/Cloud: NodeJS, Firebase, GCP, AWS, REST APIs.
Flutter & Cross-Platform Mobile Development
Expertise in building high-performance, cross-platform mobile and web applications using Flutter and Dart, including scalable architecture, component-based UI/UX, and integration of REST APIs with tools like Riverpod and Firebase.
API Integration & Performance Optimization
Proficiency in integrating third-party APIs such as YahooAPI, IndianAPI, NewsAPI, and OpenFoodFacts, combined with custom caching and lazy loading strategies that reduced API latency by 55% and API request costs by 50%.
AI-Powered Feature Development
Experience implementing AI-driven modules including screenshot recognition for coupon auto-filling, chart recognition, trend prediction, and intelligent diet planning achieving 92% accuracy in calorie estimation.
Backend & Cloud Technologies
Hands-on experience with Firebase, GCP, AWS, and NodeJS for backend services, cloud infrastructure, and real-time data management in mobile and web applications.
Programming Languages
Proficiency in multiple programming languages including Dart, Kotlin, Java, GoLang, JavaScript, TypeScript, XML, and HTML/CSS.
Developer Tools & DevOps
Familiarity with Git/GitHub, Android Studio, XCode, Figma, TestFlight, Google Play Console, and Jenkins for version control, CI/CD, and app deployment workflows.
Frameworks & Libraries
Experience with Flutter, Kotlin Multiplatform, ReactJS, Next.JS, Material UI, and NodeJS for building scalable and maintainable frontend and backend solutions.
Experience
Professional experience0 - 5 years
Freelancer since2024
Languages
EnglishFluentHindiNative speaker
Project history
Integrated YahooAPI, IndianAPI, and NewsAPI to aggregate 8k+ quotes/day for real-time accurate signals. Engineered an RSI and rule-based signal engine improving signal precision by 30%. Built customizable watchlists with batching and caching to reduce API requests and data costs by 50%. Implemented AI chart recognition and trend prediction modules. Technologies: Flutter, Dart, REST APIs, Riverpod.
Achieved the Supercontributor badge in Hacktoberfest by leading 2 open-source projects. Taught students Git/GitHub, Flutter, and design principles through several workshops.
Implemented scalable architecture for high-performance mobile experience, improving load times by 30% and reducing crash rates to under 1%. Integrated AI-powered screenshot recognition for auto-filling coupon data, boosting user submission rates by 91.7%. Built internal admin dashboards and analytics tools for trade tracking using Flutter Web.