Mansa Pratap Singh
Noida
Summary
Senior iOS Developer with 5+ years of experience delivering scalable, high-performance mobile applications. Expert in Swift, UIKit, SwiftUI, and modular architecture design. Proven track record of reducing crash rates, optimizing memory usage, and improving API performance for large-scale telecom and enterprise applications. Strong expertise in concurrency, offline-first architecture, and production-grade deployments.
Overview
5
5
years of professional experience
Work History
Senior iOS Developer
Tech Mahindra
Noida
09.2025 - Current
- Developed new features and independent UI components for Bell and Virgin Plus applications.
- Optimized app performance, reducing screen load time by approximately 30%.
- Identified and resolved critical memory leaks, decreasing crash rate by roughly 25%.
- Enhanced API handling and caching strategy, reducing network latency by about 20%.
- Refactored legacy UIKit modules into modular architecture to improve maintainability.
- Resolved high-priority production issues for telecom applications serving millions of users.
Senior iOS Developer
Chetu India Pvt Ltd
Noida
03.2023 - 08.2025
- Built scalable iOS applications using MVVM and Clean Architecture.
- Implemented offline storage using Core Data, improving offline usability.
- Reduced app launch time by ~20% through performance optimization.
- Integrated third-party SDKs and REST APIs for seamless backend communication.
- Mentored junior developers and conducted code reviews.
iOS Developer
Convergent Infoware Pvt. Ltd
Kolkata
08.2021 - 02.2023
- Managed full iOS app lifecycle including App Store deployment.
- Implemented push notifications increasing user engagement.
- Designed adaptive UI layouts supporting multiple device sizes.
Education
Bachelor of Technology - Electronics & Communication Engineering
Abdul Kalam Technical University
Lucknow06-2013
Skills
- Swift and UIKit
- SwiftUI and MVVM
- Clean architecture
- Modularization techniques
- REST APIs and Alamofire
- JSON parsing
- GCD and multithreading
- Core Data management
- Offline caching strategies
- Xcode proficiency
- Git version control
- JIRA project tracking
- App Store Connect
- Push notifications implementation
- In-app purchases integration
- Localization expertise
- Unit testing methodologies
- Claude AI integration
- GitHub Copilot utilization
Languages
- Hindi (Native)
- English (Proficient)
Personal Information
Title: Senior iOS Engineer
Hobbies and Interests
- Travelling
- Photography
- Cooking
Projects
- Bell Canada & Virgin Plus Apps - Developed new feature & UI Components and Performance optimisation, crash resolution, and API efficiency improvements.
- LGC Safe Talk - Secure communication platform with real-time API integration.
- Jawzrsize App - Custom UI development and performance tuning.
- K12 Studio App - Modular architecture and third-party SDK integration.
- Inspection Bot App - Field inspection automation app with structured data capture, API integration, and optimized UI performance.
Timeline
Senior iOS Developer
Tech Mahindra
09.2025 - Current
Senior iOS Developer
Chetu India Pvt Ltd
03.2023 - 08.2025
iOS Developer
Convergent Infoware Pvt. Ltd
08.2021 - 02.2023
Bachelor of Technology - Electronics & Communication Engineering
Abdul Kalam Technical University