Arslan is currently unavailable
Arslan Shoukat
Verified Expert in Engineering
Mobile App Developer
Islamabad, Islamabad Capital Territory, Pakistan
Toptal member since March 29, 2021
Bio
Arslan is a professional Android developer with 7+ years of experience designing, developing, testing, and maintaining cutting-edge apps. He's proficient in Kotlin, Coroutines, Jetpack Compose, Material Design, Retrofit, and Dagger. He likes to write clean and optimized code, utilizing emerging technologies and best software design practices. Arslan strongly believes in continuous improvement and strives for excellence by constantly trying new things and developing new skills.
Portfolio
Ascend SC LLC
Kotlin, Android, Jetpack Compose, Model View Intent (MVI), RxJava, Coroutines...
Noak
Android, Android Jetpack, Kotlin, Java, Coroutines, REST APIs, Retrofit, Room...
Universal Tennis
Android, Android SDK, Android Material Design, Kotlin, Java, JSON, REST APIs...
Experience
- Android - 7 years
- REST APIs - 7 years
- Mobile App Development - 7 years
- Android SDK - 7 years
- Firebase - 7 years
- Kotlin - 7 years
- Jetpack Compose - 3 years
- Material 3 - 3 years
Work Experience
Senior Android Developer
2024 - PRESENT
Ascend SC LLC
- Migrated the codebase from RxJava to Kotlin Coroutines, simplifying async logic and improving maintainability.
- Optimized submission workflow, reducing processing time from 25 seconds to 10 seconds for 5,000 assets (around 60% improvement).
- Reduced APK size from 150MB to 116MB (22% decrease) through code cleanup and refactoring of legacy code.
Technologies: Kotlin, Android, Jetpack Compose, Model View Intent (MVI), RxJava, Coroutines, Material 3, Android SDK, REST APIs, Mobile App Development, Android Material Design, Agile Software Development, Model View ViewModel (MVVM), JUnit, Mockito, Unit Testing, Dependency Injection, Gradle, Room, RESTful Web Services, RxJava 2, REST, Design Systems, Figma, Test-driven Development (TDD)
Software Engineer II
2023 - 2024
Noak
- Overhauled a healthcare platform's architecture and built a high-performance app for patients and medical professionals.
- Led two software developers and equipped them with best practices, software design guidelines, and patterns.
- Reduced UI development time by more than 20% by introducing Jetpack Compose and Material 3.
- Improved code maintainability and scalability by migrating from a monolithic to a modular architecture.
- Implemented CI/CD pipelines to ensure efficient and reliable delivery of software updates, enhancing the development workflow.
Technologies: Android, Android Jetpack, Kotlin, Java, Coroutines, REST APIs, Retrofit, Room, SQLite, Model View ViewModel (MVVM), Material Design, Jetpack Compose, Dagger, JUnit, JSON, JSON Web Tokens (JWT), Test-driven Development (TDD), Android SDK, Mobile App Development, Android Material Design, Agile Software Development, Git, Android Studio, Dagger 2, Unit Testing, Functional Programming, Dependency Injection, RESTful Web Services, Reactive Programming, Hilt, Flow, API Integration, UI Testing, REST, Application Security, Amazon Web Services (AWS), Moshi, User Interface (UI), Mockito, Picasso, Mobile, Camera API, Figma, Model View Intent (MVI), Design Systems, Gradle, Material 3, Clean Architecture
Android Developer
2021 - 2022
Universal Tennis
- Implemented core features and contributed to the launch of an app where tennis enthusiasts can engage with and appreciate the sport via events worldwide, player profiles, rankings, a search function, and live match updates.
- Positioned the app to rapidly scale and grow by doubling monthly active users.
- Implemented an offline-first experience using Store 4, contributing to the app's reliability and performance in various network conditions.
Technologies: Android, Android SDK, Android Material Design, Kotlin, Java, JSON, REST APIs, Retrofit, RxJava, Google APIs, Google Maps SDK, Firebase, Android Jetpack, Model View ViewModel (MVVM), Coroutines, GSON, Clean Architecture, Dagger, Hilt, Mockito, JUnit, Picasso, Git, SQLite, Jira, Unit Testing, Reactive Programming, Material Design, Mobile App Development, Android Studio, Dagger 2, App Development, Google Maps, Flow, SQL, API Integration, Mobile, Geolocation, REST, RESTful Web Services, Agile Software Development, Functional Programming, Dependency Injection, JSON Web Tokens (JWT), UI Testing, Application Security, Google Play Store, Google Maps API, Amazon Web Services (AWS), Swift, User Interface (UI), Moshi, Figma, Gradle, Espresso
Software Engineer | Android Developer
2019 - 2021
Global Rescue
- Introduced RxJava, Retrofit, and Android Architecture Components in the mobile tech stack. Refactored the legacy code to Kotlin to improve performance, code maintainability, and readability, resulting in a 20% code reduction.
- Developed a real-time live tracking module to monitor travelers' locations to ensure their safety and immediate rescue if needed.
- Optimized web service for bulk destination data retrieval, reducing server load by 60%.
- Created a messaging module to allow users to chat with individuals and groups. Implemented lazy loading to render data smoothly from multiple sources (database and REST API).
- Improved alert accuracy by 80% and optimized battery consumption via continuous testing and experimentation.
Technologies: Android, Android SDK, Kotlin, Java, REST APIs, Firebase, RxJava 2, Retrofit, Google Maps SDK, RxJava, User Interface (UI), Mobile App Development, Agile Software Development, Git, Android Studio, SQLite, Push Notifications, Gradle, App Development, Google Maps, Google APIs, Databases, GSON, RESTful Web Services, Reactive Programming, Object-oriented Programming (OOP), XML, JSON, JSON Web Tokens (JWT), Functional Programming, Mobile Development, Android Material Design, Dagger 2, API Integration, Jira, Mobile, Geolocation, REST, Application Security, Google Play Store, Google Maps API, Picasso, Android Jetpack, Moshi
Android Developer
2018 - 2018
Freelance
- Developed an app that tracks the movement of on-duty guards to measure their performance and activity using Google Fit and Maps.
- Created an admin dashboard to provide insights about guard performance using MPAndroidChart and Firebase.
- Integrated the Firebase Auth SDK for secure user authentication.
Technologies: Android, Android SDK, Android Studio, App Development, Google APIs, Firebase, Mobile Development, Material Design, Java, Mobile App Development, API Integration, Mobile, Geolocation, REST, RESTful Web Services, REST APIs, Google Maps API, Kotlin, User Interface (UI), Google Fit
Android Developer
2018 - 2018
I.I. Technologies
- Developed an app to calculate property tax and DC value and get critical information regarding land properties from back-end services by consuming a REST API.
- Created a driving app that provides a modern infotainment experience to mobile users with a user-friendly interface and streamlined flows using Google APIs and geolocation services.
- Refactored legacy Java code to Kotlin to reduce bugs and increase productivity.
Technologies: Kotlin, Java, Android, Android SDK, Google APIs, Google Maps, REST APIs, Retrofit, Dagger, GSON, Picasso, Room, User Interface (UI), Mobile App Development, Git, Android Studio, SQLite, Gradle, App Development, Databases, Google Maps SDK, RESTful Web Services, Object-oriented Programming (OOP), XML, JSON, Dagger 2, Functional Programming, RxJava, Mobile Development, RxJava 2, API Integration, Mobile, Geolocation, REST, Google Maps API
Project History
Universal Tennis Android App
I developed the Android app for Universal Tennis, a social platform for tennis enthusiasts. It connects players, coaches, clubs, and federations from around the globe and helps them in improving their game.
Rescue App for Travelers
https://play.google.com/store/apps/details?id=com.globalrescue.consumerI developed a mobile app used by travelers to request emergency rescue services. Users can have audio or video consultations with medical professionals, critical care paramedics, and military special operations veterans.
Other features include real-time traveler tracking and monitoring, travel intelligence, events monitoring and alerts, emergency notifications, and in-app messaging.
Other features include real-time traveler tracking and monitoring, travel intelligence, events monitoring and alerts, emergency notifications, and in-app messaging.
Task Management App for Technicians
A task management app for technicians to organize and manage their work.
The app helps technicians plan, prioritize, and keep track of current progress on their assigned tasks from multiple clients and projects.
There is an admin version of the app used by company administrators and supervisors to monitor technicians' performance. The work log is available and can be reviewed to ensure that assigned technicians are working efficiently and deadlines are being met.
The app helps technicians plan, prioritize, and keep track of current progress on their assigned tasks from multiple clients and projects.
There is an admin version of the app used by company administrators and supervisors to monitor technicians' performance. The work log is available and can be reviewed to ensure that assigned technicians are working efficiently and deadlines are being met.
mHealth Clinical Event Annotator
I developed an app that facilitates nurses in annotating clinical events and logging critical information of prematurely born babies admitted in the neonatal intensive care unit (NICU).
I also built a web app for doctors to view patient reports containing data from multiple sensor data streams and integrated other patient-related information.
This information is used to suggest medication, improve patient treatment, and prevent abnormalities and complications in babies.
I also built a web app for doctors to view patient reports containing data from multiple sensor data streams and integrated other patient-related information.
This information is used to suggest medication, improve patient treatment, and prevent abnormalities and complications in babies.
Education
2013 - 2018
Bachelor's Degree in Computer Science
National University of Computer and Emerging Sciences (FAST NUCES) - Islamabad, Pakistan
Skills
Libraries/APIs
REST APIs, Retrofit, GSON, Picasso, Google Maps, Google APIs, Google Maps SDK, RxJava, RxJava 2, Google Maps API, Moshi, Camera API
Tools
Git, Android Studio, Gradle, Android Jetpack, Jira, Figma, Flow
Languages
Kotlin, Java, XML, SQL, C++, Swift
Frameworks
Android SDK, JUnit, Mockito, JSON Web Tokens (JWT), Dagger 2, Dagger, Espresso
Paradigms
Android Material Design, Agile Software Development, Model View ViewModel (MVVM), Clean Architecture, Unit Testing, Functional Programming, Dependency Injection, App Development, Object-oriented Programming (OOP), Reactive Programming, Mobile Development, REST, Test-driven Development (TDD), Model View Intent (MVI)
Platforms
Android, Firebase, Mobile, Amazon Web Services (AWS)
Storage
SQLite, Databases, JSON
Other
Mobile App Development, User Interface (UI), Push Notifications, Room, RESTful Web Services, Coroutines, Material Design, API Integration, UI Testing, Geolocation, Jetpack Compose, Google Play Store, Design Systems, Material 3, Hilt, Application Security, Google Fit, Kotlin Multiplatform Mobile (KMM)
Collaboration That Works
How to Work with Toptal
Toptal matches you directly with global industry experts from our network in hours—not weeks or months.
1
Share your needs
Discuss your requirements and refine your scope in a call with a Toptal domain expert.
2
Choose your talent
Get a short list of expertly matched talent within 24 hours to review, interview, and choose from.
3
Start your risk-free talent trial
Work with your chosen talent on a trial basis for up to two weeks. Pay only if you decide to hire them.
Top talent is in high demand.
Start hiring