The 2025 online resume of Saad Ullah

Full Stack Developer

I am a Software Engineer with 10+ years of experience in iOS, Android (KMM), and Full Stack Development. My expertise spans Swift, ReactJS, RemixJS, React Native, and scalable frontend/mobile architectures, with a strong focus on delivering high-quality user experiences. I also integrate AI-assisted development workflows into my practice, leveraging tools like Cursor, GitHub Copilot, GPT-4/4o, and GPT4All for prompt engineering, PR reviews, documentation, and code acceleration. Passionate about innovation and continuous learning, I’m expanding my skillset in backend systems and cloud services, while applying AI-driven workflows to build impactful, future-ready solutions.

Experience

Senior Mobile Engineer
Jul 2023 - Present

  • Contributed across the full development lifecycle of Electrolux’s air purifiers—including leading development of one purifier.
  • Delivered high-performance and scalable solutions for a wide range of connected appliances, including Air Purifiers, Air Conditioners (AC), and Robotic Vacuum Cleaners (RVCs).
  • Transitioned to AC and RVC teams, broadening domain expertise and contributing to the launch of cross-appliance functionalities.
  • Leveraged modern AI development tools such as Cursor, GitHub Copilot, and ChatGPT to accelerate feature delivery, optimize code quality, and improve test automation.
  • Adopted AI-assisted workflows for refactoring, code reviews, and debugging, significantly reducing development cycle times.
Skills: SwiftUI | Kotlin | KMM | Github Copilot | AI Agents | Unit Tests

Senior Mobile Engineer
Jun 2022 - June 2023

  • Responsible for leading the development of the Peer-to-Peer Transfer feature, a critical component of the company's mobile application.
  • Developed a deep understanding of mobile application architecture, and best practices, as well as experience with relevant programming languages such as ReactJs, ReactNative, and RemixJs.
  • Responsible for mentoring and communicating with the cross- functional teams.
  • Using Software engineering best practices such as coding standards, code reviews, source control management, and, testing.
  • Create a POC using Remix + TailwindCSS application for external partners
  • Adoption of TypeScript in our React Native application
  • Learning more about Dockerized the development workflow and tooling
Skills: ReactJS | ReactNative | RemixJS | Typescript | Cloudflare

Mobile Engineer
Feb 2020 - May 2022

  • Implemented key features during the app revamp such as Home, Deals, and various campaigns which increased the monthly active users.
  • Developed a proficiency in using RxSwift, a popular framework for reactive programming in Swift.
  • Handled the Complete iOS App Revamp alongside other engineer and developers working on a different layers.
  • Developed various Complex Features and Reusable Components which improved the scalability of the app.
  • Collaboration with the QA team to ensure the proper testing plan and sprint planning. Pair and Group testing is the major part in which we encountered many issues before working on the regression tests.
  • Worked closely with product managers, designers, and other developers to ensure that the app was meeting user needs and delivering a seamless user experience.
  • Responsible for adding Unit Tests for iOS App, code reviews, and implement other best practices.
Skills: IOS | RxSwift | Swift | Reusable Library | Bitrise | Fastlane | JIRA | CI/CD

Software Engineer - L2
Jul 2018 - Jan 2020

  • Worked on React Native Applications, which helped me to develop a proper skills towards the Frontend Development.
  • Managed various native iOS projects, Git Repositories, and assisted junior in meeting their objectives and staying productive.
  • Collaborated with a team engineers and the designer to build 4+ apps with 4+ star reviews on Appstore.
  • Built a new app from the outdated UNITY app that generated $2.5k in revenue in a single month.
  • Collaborated with corss-functional team to work on new games and educational iOS applications.
  • Gained proficiency to integrate offline storage, core animations and improve the performance of the app.
  • Enhanced the working knowledge of source control tools like Git, BitBucket, etc.
  • Worked as part of an Agile/Scrum development team.
Skills: Swift | ObjC | Unity2D | C# | ReactNative | REALM | Mentoring

Education

DHA Suffa University

Bachelors in Computer Science (2017)

Studied Bachelor of Computer Science with various interesting courses likeMobile Development, Artificial Intelligence, Natural Language Processing,Software Project Management, and more. During that period we’ve attended many Programming Competitions in which we secured 1st position twice in the same year as a Mobile Development Winner.

  • Winner - Mobile App Development Competition (PROCOM'17)
  • Winner - Mobile App Development Competition (NaSCon'17)
  • Dean's Honor List - Highest SGPA

Skills

Mobile

swift Swift, SwiftUI, RxSwift
apple iOS (Objective-C)
android Android (Kotlin | Java)
kotlin KMM
reactnative React Native

Frontend

react ReactJS
remix RemixJS
tailwind TailwindCSS
tailwind HTML5, CSS3
tailwind JavaScript, TypeScript

Backend | DevOps

rest REST, GraphQL
cloudflare PostgreSQL | MySQL | SQLite | Firebase
database Vercel | Firebase | Netlify | DigitalOcean

Design

swift Figma, Sketch, Adobe XD
apple Wireframing, Prototyping

AI & Productivity

swift GitHub Copilot, Cursor
apple GPT-4/4o, GPT4All

What I am currently Working / Learning?

I am actively exploring AI-assisted development and use tools like Copilot, Cursor, and GPT models in my day-to-day workflow for coding, reviews, and documentation. This continuous practice helps me stay ahead with prompt engineering, automation, and AI-driven productivity.

I am currently learning and experimenting with local LLM tools such as GPT4All, Nodebook LLM, LLM Studio, and leveraging Hugging Face models to build and run AI solutions on-device.

I am currently learning and exploring about docker containers via online courses to strengthen my knowledge.

I'm currently enrolled in a project management course to sharpen my skills and broaden my expertise.

Others