Senior Mobile Engineer - iOS Expert in SDUI & SDKs
Resume:
Ausaf Ahmed Senior Mobile Engineer
*************@*****.***
McKinney Texas
linkedin.com/SafAhmed
github.com/amesahmd
Profile
Senior iOS Engineer with 8+ years of experience building scalable apps used by millions, consistently delivering 99.9% crash free performance. Architected server driven UI, SDKs, and offline first systems that reduced release cycles from weeks to instant updates and increased DAU by 15%. Known for turning complex requirements into high impact, revenue driving mobile experiences.
EXPERIENCE
Senior Mobile Engineer
Care1
•Architected a Server-Driven UI (SDUI) system using a 3-layer pattern (Atomic UI, Template Provider, Factory), enabling dynamic layout changes via JSON payloads. Implemented intelligent prefetching and offline caching to ensure zero latency that reduced "time-to-market" for Ul changes from 2 weeks to instant updates, deployed to millions of users with a 99.9% crash-free rate
01/2024 – Present
•Engineered Spotlight Search & Siri Integration, creating deep links that allowed users to search inventory directly from the iOS home screen which resulted in increased daily active user (DAU) re-engagement by 15% and shortened the average time-to-cart for repeat purchases.
Mobile Engineer
Care1
•Built and distributed the internal Authentication SDK (handling secure token refresh/ storage) and a Feature Flagging Framework adopted by 4+ engineering squads to standardize security protocols across the org and reduce onboarding time for new features by establishing the CI/CD pipelines that now govern the app's release cycle. 12/2021 – 01/2024
Senior Software Engineer
SmartAdvocate
•Implemented a Role-Based Access Control (RBAC) system with 5+ roles and 50+ permissions to ensure data security for internal staff assessments. 09/2019 – 11/2021
•Achieved 100% compliance with enterprise security audits while maintaining feature parity across iOS, Android and Web enabling a seamless experience for session scheduling and certification tracking.
Software Engineer
myTickets
•Led the migration of a legacy Objective-C codebase to Swift/SwiftUl and refactored the local storage layer from single-threaded to a concurrent multi-threaded architecture. 07/2016 – 08/2019
•Reduced crash rate from 3% to <0.1% and eliminated UI freezes by prioritizing the delivery of robust offline-first capabilities for critical functions (POS payments, chat), successfully halting churn of key enterprise clients. TECHNICAL SKILLS
Languages
Swift, UIKit, SwiftUI, Objective-C, Java, TypeScript Architecture & Patterns
TCA, MVVM, MVVMC, MVC, Reactive Programming
Databases
SQLite, Core Data, Realm
Tools & DevOps
Azure DevOps, AWS, Firebase, Fastlane, Git, App Store Connect
Version Control & CI/CD
Git, GIthub, GitBucket, Microsoft Azure, Jenkins, Bitrise, CircleCI, FastLane Github Actions
Methodologies
Agile/Scrum, CI/CD, Automated Testing
Expertise
User experience, debugging, analytics, animation,
accessibility, test-driven development, multithreading, gestures, pair programming, cross-platform development, iOS/macOS design
Frameworks & APIs
Auto Layout, AVFoundation, Core Data, Combine, Core Animation, Geolocation/Geofencing, Unit
Testing(XCTest), UI Testing
Software
Xcode, SPM, git, Figma, VSCode, Instruments, Xcode Testing
XCFramework, XCTest, XCUITest, Mocking, SonarQube
Security
Keychain Services, SSL. Pinning, Biometrics, Data
Encryption
Platforms
iOS, iPadOS, macOS, watchOS
Hardware Integration
Core Bluetooth (BLE/GAT), Local Network, Camera,
Sensors (Accelerometer, Gyroscope), NFC
Performance Tuning
XCode Instruments (Time Profiler, Allocations, Leaks, consumption), Memory Management, Battery
Optimization
PROJECTS
Al powered healthcare app
https://www.healhub.app/
•Partnered with the founder to build the product from scratch (0-to-1) in under 6 months, enabling the founder to demo a fully automated "symptom-to-diagnosis" flow to investors.
•Built an automated pipeline that uploads video to AWS S3, triggers Amazon Transcribe/Comprehend for medical entity extraction, allowing users to voice-record symptoms for instant analysis and visualizes symptoms on a 3D Blender model.
EDUCATION
Master of Business Administration (MBA)
Institute of Business Management
2016
BS Telecommunication
FAST NUCES
2010
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