Sajal Gupta

Mobile Engineer

New Delhi, Delhi, India7 yrs 6 mos experience

Key Highlights

Expert in iOS development with extensive CI/CD experience.
Proven track record in enhancing application performance and user engagement.
Strong background in integrating third-party APIs and real-time communication tools.

Stackforce AI infers this person is a skilled iOS Developer with expertise in Retail and Fintech applications.

Contact

sajal.gupta750@gmail.com LinkedIn

Skills

Core Skills

Ios DevelopmentCi/cd

Other Skills

ARCAuto LayoutBazelCocoaPodsCombineContinuous Integration and Continuous Delivery (CI/CD)Data Structure and AlgorithmDeclarative ProgrammingDeep knowledge of the Realm & Core Data databaseDependency InjectionDesign PatternsExceptional ability to work in a fast-paced high-pressure environmentExperience integrating major 3rd party APIs like Facebook, GooglePlus, Twitter, Instagram, and AWS S3FastlaneGCD

About

Enthusiastic iOS Engineer. KEY SKILLS - * Data Structure and Algorithm * SwiftUI, UIKit * RxSwift, Combine * Texture (Async Display Kit) - https://texturegroup.org/ * The Composable Architecture (An Architectural Design Pattern) - https://github.com/pointfreeco/swift-composable-architecture * Snapshot Testing. * Unit Testing with XCUnit Test framework. * CI/CD Tools * Deep knowledge of the Realm & Core Data database. * Data Structures and Algorithms. * Worked on Socket-based chats application. * Design Patterns. * SOLID Principles. * Dependency Injection. * ARC, Auto Layout, Push Notifications, GCD, Operation & Operation Queue. * Exceptional ability to work in a fast-paced high-pressure environment. * Experience integrating major 3rd party APIs like Facebook, GooglePlus, Twitter, Instagram, and AWS S3.

Experience

Grab

Senior Mobile Engineer - iOS

May 2024 – Present · 1 yr 10 mos · Bengaluru, Karnataka, India · Hybrid

iOSiOS Development

Walmart global tech india

SDE 3 - iOS

Feb 2022 – Apr 2024 · 2 yrs 2 mos · Bengaluru, Karnataka, India · Hybrid

● Developed the Vizpick Salesfloor iOS application for Walmart associates from scratch, to enhance productivity and efficiency on the sales floor.
● Built a chat tool allowing store staff to instantly connect and coordinate efforts, improving teamwork and efficiency.
● Led the redesign of the home screen, incorporating features like personalized recommendations and intuitive navigation elements to enhance user engagement and overall intuitiveness of our iOS apps.
● Enhanced quality assurance by implementing snapshot testing, ensuring stable UI behaviour throughout the development cycle, particularly during refactoring.
● Implemented a robust CI/CD pipeline that includes displaying overall unit test coverage on each Pull Request, along with the percentage increase or decrease in test coverage that would result from merging the PR.
● Integrated test visualisation tools to highlight areas lacking unit test coverage in PR reviews. Also set up Slack notifications in the CI/CD pipeline to send daily reports on files with less than 75% test coverage, ensuring consistent quality maintenance.
● Developed comprehensive end-to-end tests to validate and ensure the app's robust performance under low storage conditions, such as "No space left on device" scenarios. This proactive approach helped in identifying potential issues and optimizing the app's behaviour under storage constraints.

GraphQLTechnical DesignDeclarative ProgrammingTest AutomationContinuous Integration and Continuous Delivery (CI/CD)Fastlane+7

Tokopedia

Software Engineer

Jan 2021 – Feb 2022 · 1 yr 1 mo · Noida, Uttar Pradesh, India

● Worked closely with product owners to understand business requirements and convert those business requirements/ideas into actual products with excellent quality and design team members to make those features more lucrative for end-users.
● Worked on a FinTech Module.
● Maximized the unit test coverage up to 95%.
● Revamped UIKit Component in Texture AKA AsyncDisplayKit. (https://texturegroup.org/)
● Reviewed Pull Requests (PR)

Technical DesignTest AutomationPerformance MonitoringSwiftUIGraphQLDeclarative Programming+6

Appinventiv

iOS Developer

Jul 2017 – Nov 2019 · 2 yrs 4 mos · Noida Area, India

● Developed 3 applications from scratch.
● Worked on Socket.iO, chat-based real-time applications.
● Implemented Push Notification.
● Implemented Video & Audio Calling using Twilio and Vidyo.io Framework.
● Integrate major third-party SDKs - Social SignIn (Google, Facebook) Google Maps, Alamofire.

Performance MonitoringCocoaPodsiOS DesigniOS Development