Arun Singh Rawat

Senior Software Engineer

Bengaluru, Karnataka, India6 yrs 11 mos experience

Key Highlights

Over 6 years of experience in Android development.
Expert in building fintech mobile applications.
Proven track record in optimizing app performance.

Stackforce AI infers this person is a Fintech-focused Android Engineer with extensive experience in mobile application development.

Contact

arunsinghrawatrawat@gmail.com LinkedIn

Skills

Core Skills

Android DevelopmentSoftware EngineeringMobile Application Development

Other Skills

APIsAndroid JetpackAndroid SDKAndroid StudioAnimated UIClean ArchitectureCross-functional CollaborationEngineeringFirebaseGitJavaKotlinKotlin CoroutinesLoan Processing AppsMVVM

About

*An enthusiastic Android Engineer with highly motivated and leadership skills having more then 6 year experience * Bachelor of technology in information technology from government engineering College Ajmer (RTU) * Programming language : kotlin , java , c# , c++, Swift *Architecture pattern - Clean Architecture , MVVM , MVP , MVC , dependency injection , koin , dagger hilt *Third Party Libraries : RxJava , RxAndroid , koin , Android Architecture Components , Android Jetpack , Realm , Volley , Retrofit , Picasso , Glide , Gson , Firebase , Razor pay , Amazon AWS , push notifications, qr scanner , deeplink , exo player *created Qr scanner based payment wallet application *Having a very good experience in payment or fintech based mobile applications *Having a very good experience in security and responsive mobile application *version Control - BitBucket , GitHub ,Gitlab *other tools - Jira *IDEs : Android studio , Eclipse , InteliJ IDEA

Experience

Razorpay

Senior Software Development Engineer

Jun 2025 – Present · 9 mos · Bengaluru, Karnataka, India · Hybrid

Designing, developing, and optimizing high-performance Android SDKs for seamless merchant integration.
Reducing integration time and improving performance through modular architecture and optimized APIs.
Collaborating with product and backend teams to deliver secure, scalable, and developer-friendly solutions.
Leading performance profiling and implementing improvements to enhance speed, stability, and memory usage.

Android SDKKotlinJavaClean ArchitectureAPIsAndroid Development+1

Paytm

Senior Software Engineer

Aug 2022 – Jun 2025 · 2 yrs 10 mos · Noida, Uttar Pradesh, India · Remote

🚀 At Paytm, I had the opportunity to work on mission-critical banking & wallet applications, where I:
Built a User Engagement & Analytics SDK used across multiple wallet apps, boosting campaign targeting efficiency by 30%.
Reduced technical debt by 25% through optimization of internal libraries, improving speed of development.
Delivered complex, animated UI experiences that enhanced user engagement and retention.
Improved app stability, cutting crash rates by 40% through proactive performance tuning.
Collaborated with cross-functional teams to ensure seamless integration and timely delivery of features.
Proud to have contributed to products that serve millions of users daily while maintaining top-tier performance and reliability.

User Engagement SDKPerformance TuningAnimated UICross-functional CollaborationMobile Application DevelopmentAndroid Development

Tudip technologies

Software Developer

Apr 2021 – Aug 2022 · 1 yr 4 mos · Pune, Maharashtra, India · Remote

Transformed multiple web platforms into high-performing Android/iOS apps, improving reach and user experience.
Implemented custom push notifications and payment gateway integrations, increasing transaction success rates and user re-engagement.
Developed a TCP-based printer service for instant invoice printing, reducing operational delays.
Built QR code scanning and offline data management with Room + MVVM, ensuring smooth app usage without internet.
Automated communication between mobile and web apps, reducing manual intervention and support tickets.

Push NotificationsPayment Gateway IntegrationMVVMOffline Data ManagementMobile Application DevelopmentAndroid Development

Aavas financiers ltd

Android Developer

May 2019 – Apr 2021 · 1 yr 11 mos · Jaipur Area, India · On-site

Developed data-driven mobile applications for loan processing, cutting approval time significantly.
Designed immersive UI experiences using MVP/MVVM, improving usability for field agents.
Integrated third-party payment & analytics SDKs to streamline collections and user tracking.
Implemented push notification systems to keep customers informed, increasing retention rates.
Managed full app lifecycle from research to deployment, ensuring smooth releases with minimal downtime.

Loan Processing AppsUI DesignThird-party SDK IntegrationPush NotificationsMobile Application DevelopmentAndroid Development