Uday Kumar Vemuri
iOS Developer • United States • u********@gmail.com • +13******413 • linkedin.com/••••• • drivetube.ai/•••••
Professional Summary
iOS Developer with 4 years of experience designing secure, scalable, and AI-enabled mobile applications for retail, financial services, and insurance. Expertise in Swift, SwiftUI, UIKit, Core ML, Apple Wallet integrations, and CI/CD automation. Proven record modernizing architectures (MVVM, Coordinator), integrating on-device and cloud AI (OpenAI, Google Gemini, Core ML), and delivering measurable improvements in performance, stability, and user engagement.
Technical Skills
Programming Languages: Swift,Objective-C
Web Technologies: GraphQL
Frameworks and Libraries: SwiftUI,UIKit,Combine,Core ML,Vision Framework
Cloud and DevOps: Fastlane,GitHub Actions,XCTest,XCUITest
Data and Analytics: OpenAI API,Google Gemini API
UI & Layout: Auto Layout,UICollectionView,UITableView
Architecture & Patterns: MVVM,Coordinator Pattern,Dependency Injection
Networking & APIs: RESTful APIs,OAuth 2.0
Persistence & Storage: Core Data,Firebase Firestore,Keychain Services
Work Experience
Best Buy
Seattle, WA
iOS Developer
June 2025 – Present
Built iOS features for Best Buy's retail membership and shopping experiences, focusing on personalization, conversational search, and digital wallet functionality for shoppers and members.
Tech Stack: Swift, SwiftUI, Core ML, OpenAI API, Google Gemini API, Natural Language Framework, Swift Concurrency, MVVM-C, RESTful APIs, GraphQL, Dependency Injection, Fastlane, GitHub Actions, XCTest, XCUITest, TestFlight, UIKit, Accessibility, Agile
- Engineered AI-powered membership personalization using SwiftUI, Core ML and OpenAI API to surface tailored product recommendations, increasing in-app engagement and conversion by 12%.
- Architected a conversational product search with SwiftUI, Google Gemini API and Apple's Natural Language Framework to interpret intent and reduce search abandonment, accelerating customer purchase decisions.
- Implemented an AI virtual assistant with sentiment analysis and agent routing to streamline in-app support workflows, reducing support escalations and improving customer satisfaction by 15 percentage points.
- Led modernization of the iOS architecture (MVVM-C, Swift Concurrency, Dependency Injection) and migrated critical UI flows to SwiftUI, improving maintainability and production feature delivery cadence.
- Automated builds, tests and deployments with Fastlane and GitHub Actions and expanded XCTest/XCUITest coverage to 82%, reducing release cycles from three weeks to eight days via continuous pipelines and TestFlight distribution.
- Improved app performance and stability by eliminating memory leaks, optimizing SwiftUI/ UIKit transitions and implementing accessibility best practices, reducing app launch time by 32%.
Discover Financial Services
Riverwoods, IL
iOS Developer
October 2023 – May 2025
Developed secure mobile banking and payments experiences for Discover, focusing on Apple Wallet, Apple Pay, authentication, and fraud controls for cardholders.
Tech Stack: Swift, Objective-C, PassKit, OAuth 2.0, Apple Wallet Connected Cards, Apple Pay, StoreKit, REST APIs, Face ID, Touch ID, LocalAuthentication, Keychain Services, APNs, Firebase Cloud Messaging, URLCache, MVVM, Combine, Accessibility, Agile
- Architected Apple Wallet Connected Cards integration using PassKit and OAuth 2.0, increasing daily active users and reducing balance inquiry support calls by 29%.
- Implemented Apple Pay 'Pay with Rewards' using StoreKit and secure REST APIs, achieving 34% member adoption within 90 days and processing $2.8M in monthly reward redemptions.
- Hardened mobile authentication using Face ID, Touch ID, LocalAuthentication and Keychain Services to reduce account takeover incidents and improve login success rates by 22%.
- Owned delivery of the 'Freeze it' card control feature across iOS, coordinating product and backend teams to lower fraud losses by 19% and achieve a 4.6/5 post-launch satisfaction rating.
- Improved network resilience and performance by integrating APNs, Firebase Cloud Messaging and URLCache optimizations, reducing API response time variance and network failures by 54%.
- Modernized the platform by migrating Objective-C modules to Swift with MVVM and Combine, decreasing crash rates by 61% and strengthening accessibility compliance.
Jarus Technologies
Hyderabad, India
iOS Developer
May 2022 – April 2023
Delivered the myFAMI iOS app for Farmers Alliance Insurance, focusing on policyholder self-service, claims submission, offline access and secure authentication.
Tech Stack: Swift, AVFoundation, Vision Framework, REST APIs, Core Data, Face ID, Touch ID, APNs, Keychain Services, Agile
- Delivered the myFAMI iOS application using Swift to increase policyholder self-service adoption by 27% and reduce paper document requests by 34%.
- Engineered digital claims submission with AVFoundation and Vision Framework to capture and OCR images, cutting average claim filing time from 45 minutes to under 8 minutes.
- Implemented Core Data offline storage to enable over 12,000 users to access insurance cards without network connectivity, improving policy access reliability in the field.
- Led Agile delivery with product owners, backend developers and QA to improve release quality; instituted code reviews and sprint validation that reduced post-release defects by 23%.
- Integrated Face ID, Touch ID, APNs and Keychain Services to strengthen account security and automated policy notifications, reducing password reset requests by 41%.
- Built and validated push notification workflows and secure session handling to improve timely policy alerts and in-app user communication reliability.
Education
University of Houston
Master of Science in Information Systems • Houston, TX • August 2023 – May 2025
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