Sagar Ranshur

Senior React & Full-Stack Developer | React.js, React Native, Node.js, TypeScript, Javascript, MongoDB

Role: Senior Engineering Lead at Persistent Systems
Location: Pune Division, MH, IN
LinkedIn followers: 500 followers

About Sagar Ranshur

I am a Senior React Developer & Full-Stack Engineer with 9+ years of experience building scalable, high-performance web and mobile applications. My core expertise lies in React.js, React Native, JavaScript, and TypeScript, complemented by strong experience with Node.js, Express.js, and MongoDB for backend development.I have successfully delivered end-to-end solutions across domains like finance, SaaS, and enterprise applications, integrating complex features such as payment SDK integration, UPI Integration, secure authentication, and real-time dashboards. Beyond coding, I have led cross-functional teams, mentored developers, and optimized performance to ensure applications meet both technical and business goals.With certifications in AWS Cloud Practitioner and recognition as a React Tech Leader, I combine deep technical skills with leadership and problem-solving ability. My focus is on clean architecture, maintainability, and user-centric design, ensuring products are both robust and delightful to use.I am currently available for immediate joining and open to opportunities that leverage my frontend and full-stack expertise to build impactful products and drive business success.Contact details:Mobile No: 70••••••21Email: r••••••••@gmail.com

Experience

Senior Engineering Lead
Persistent Systems
Jul 2024 — Present · Pune, IN

Education

Savitribai Phule Pune University
BCS, Computer Science
2010 — 2013
Savitribai Phule Pune University
Master of Computer Science, Computer Science

Skills

Xcode
Memory Management
C
Java
Cocoa Touch
Objective-C
Sqlite
Core Data
Json
Iphone Application Development
C++
Swift
Javascript

Contact information

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Work email
•••••@persistent.com
Personal email
•••••@•••••.com
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Current company

Persistent Systems

IT Services and IT Consulting · 30K employees · Pune, India

We are an AI-led, platform-driven Digital Engineering and Enterprise Modernization partner, combining deep technical expertise and industry experience to help our clients anticipate what’s next. Our offerings and proven solutions create a unique competitive advantage for our clients by helping them reimagine the world. We work with many industry-leading organizations across the world, including 20 Fortune 50 companies and 4 of the 5 top banks in both the US and India, and numerous innovators across the healthcare ecosystem. Our disruptor’s mindset, commitment to client success, and agility to thrive in the dynamic environment have enabled us to sustain our growth momentum. Persistent has been recognized across top industry platforms for innovation, leadership, and inclusion. We reported $1,654.4M FY26 revenue with 17.4% Y-o-Y growth. We have delivered 24 sequential quarters of growth with $436.0M in Q4 FY26 revenue, up 3.2% Q-o-Q and 16.2% Y-o-Y growth. Our 27,500+ global team members, located in 18 countries, have been instrumental in helping the market leaders transform their industries. We have been recognized as the Fastest Growing IT Services Brand Globally in the 2026 Brand Finance IT Services 25 Report. We were named a Leader in the Everest Group Private Equity (PE) Services PEAK Matrix® Assessment 2026 and Software Product Engineering PEAK Matrix® Assessment 2026. Our Company fosters a values-driven and people-centric work environment that enables our employees to: - Accelerate growth, both professionally and personally - Impact the world in powerful, positive ways, using the latest technologies - Enjoy collaborative innovation, with diversity and work-life wellbeing at the core - Unlock global opportunities to work and learn with the industry’s best Let’s unleash your full potential at Persistent - persistent.com/careers

persistent.com

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