Mobile Developer React Native

MRUNAL PATIL

Location: USA Email: *****************@*****.*** Phone: 657-***-**** LinkedIn

SUMMARY

Mobile Developer with over 3 years of experience designing, developing, and deploying scalable enterprise, retail, and logistics solutions across web and mobile platforms. Skilled in Android and iOS native development, cross-platform

frameworks, and cloud-native architectures using Azure and AWS. Strong expertise in building microservices RESTful APIs and GraphQL services, complemented by hands-on experience in CI/CD pipelines, automated testing, and DevOps practices.

Adept at implementing secure, high-performance applications with JWT/OAuth2, encryption, and role-based access controls. Proven track record of driving business impact through intuitive mobile apps, optimized user experiences, and reliable enterprise solutions in Agile environments.

SKILLS

Languages: Kotlin, Java, Swift, Objective-C, JavaScript(ES6), TypeScript, SQL, Python, C#, Bash/Shell, Dart

Mobile Development: Jetpack Compose, SwiftUI, UIKit, React Native, Flutter, RxSwift, Core Animation

Frameworks & Libraries: Retrofit, Dagger, Hilt, Coroutines, Combine, GraphQL, REST APIs, Apollo

Frontend Development: XML, React.js, Angular, Next.js, Vue.js, HTML5, CSS3, Bootstrap, Tailwind CSS, Redux

Backend Development: Spring Boot, Node.js, Express.js, FastAPI, JSON, WebSockets

Databases: Firebase(Realtime Database, Firestore), MySQL, Room, SQLite, CoreData, Realm, MongoDB, CoreData

Cloud & DevOps: AWS (S3, Lambda, EC2), Azure (App Services, Functions), Docker, Kubernetes

Testing Tools: JUnit, Mockito, Espresso, Robolectric, XCTest, NUnit, Selenium, Mocha/Chai, SonarQube

Development Tools: Android Studio, Fastlane, Jenkins, Gradle, Splunk, Firebase Crashlytics

Version Control & Collaboration: Git, GitHub, Bitbucket, Jira, Confluence, Slack

SOFT SKILLS: Collaboration, Problem-Solving, Adaptability, Time Management, Creativity, Attention to Detail, Leadership, Customer Focus

WORK EXPERIENCE

CVS Health July 2025 – Present

Mobile Developer

Engineered mobile e-commerce solutions using Kotlin and Swift, improving product discovery, checkout flow, and user retention across Android and iOS apps

Developed real-time order tracking with Apollo GraphQL client, integrating logistics updates and push notifications via Firebase Cloud Messaging

Built scalable microservices with Cosmos DB and Node.js, integrating secure payment gateways and ensuring PCI- DSS compliance

Collaborated with UI/UX designers to revamp shopping cart and checkout workflows using React Native, Redux and XML, reducing cart abandonment by 18%

Enhanced app stability with Android Profiler and Xcode Instruments, cutting crashes by 25% and ensuring smooth Agile releases.

Accenture September 2021 – July 2023

Application Developer

Contributed to Global Logistics Freight Management Solution using Java and React Native, delivering Android/iOS modules with MVVM/MVI architectures and WCAG-compliant UI

Implemented freight tracking, customs documentation, and shipment visibility using RESTful and GraphQL APIs integrated via Retrofit

Designed hybrid database models with PostgreSQL and Room, managing structured freight data and optimizing offline caching

Validated app reliability and reduced defects using Espresso and UI Automator automated tests

Optimized app performance with Glide lazy loading, Room caching, and WorkManager-driven background tasks, reducing load times by 30%

Deployed containerized backend services with Docker and Kubernetes on AWS, integrating CI/CD pipelines via Jenkins and Red Hat OpenShift

TatvaSoft January 2020 – August 2021

Mobile Developer

Enhanced Investor Marketplace Platform’s android app using Kotlin, XML, and Jetpack, delivering secure digital investor solutions

Integrated features like digital signatures, BiometricPrompt API, Firebase Authentication, and REST APIs, streamlining high-volume transactions

Implemented MVVM architecture with Coroutines, LiveData, and ViewModel, and designed PostgreSQL data models for modular and scalable mobile operations

Strengthened app quality with unit tests using Robolectric and MockK, reducing production bugs and supporting TDD

Participated in Agile Scrum teams, contributing to sprint planning, code reviews, and iterative delivery, boosting user satisfaction scores by 25%

Automated CI/CD pipelines with Jenkins, enabling smooth builds, test, and deployments of APKs and bundles.

PROJECTS

Real-Time Chat Application

Built a Node.js backend with Socket.io and Redis, supporting persistent real-time messaging, user sessions, and event-driven communication at scale

Designed a Vue.js-based responsive frontend with dynamic chat rooms, user presence indicators, and mobile- friendly layouts for cross-device usability

Secured communication with JWT-based authentication and role-based access control (RBAC), and implemented SQLite for local message caching on mobile devices.

Tap N Dine React Native, Google Firebase, REST API

Revamped an end-to-end Bistro Management and Ordering mobile app with React Native and Google Firebase

implementing real-time order updates and scalable data ingestion using Firestore

Designed scalable, fault-tolerant database schema, integrated Zoom, added chat feature, and constructed 20+

REST APIs like authentication, authorization, live updates across cross-functional modules.

EDUCATION

California State University, Fullerton, Fullerton, CA Aug 2023 - May 2025

Master of Science - Computer Science, 3.88 GPA

Courses: Mobile application development, Web backend engineering, Software Architecture, Advanced Algorithms

Savitribai Phule Pune University, Pune, India Aug 2017 - Jul 2021

Bachelor of Engineering - Information Technology, 3.5 GPA

Courses: Data Structures, Machine Learning & Applications, Software Testing & QA, Cloud Computing

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