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Rahim
@master_design51
Level 2
My top priority is customer satisfaction with quality app development
Pakistan
English, Urdu, French, Spanish
About me
I’m Rahim, a Full Stack Mobile Developer & QA Expert with 3+ years of experience building scalable, high performance mobile applications. I’ve successfully delivered 600+ projects for 500+ global clients across different industries. My expertise includes Flutter, Dart, Java, Kotlin, Firebase, Supabase, MongoDB, PostgreSQL, and modern mobile architectures. From UI/UX design and development to QA testing, ASO, deployment, and Play Store/App Store publishing, I provide complete end to end mobile app solutions that deliver real results.
Let's build your dream app today
Skills
Rahim
$20/hour
Offline •
Average response time: 1 hour
See my services
User Testing
I will provide 12 testers or 20 testers for google play console closed testing
User Testing
I will provide real 12 testers for closed testing to get production approval fast
Want to work on an hourly basis?
Tell Rahim what you need.
$20
/
hourPortfolio
Work experience
Mobile App Developer
SparkdevX • Full-time
May 2023 - Present • 3 yrs 5 mos
Mobile App Developer at SparkdevX, working on Android and Flutter applications for clients worldwide. I design, develop, test, and optimize mobile apps to ensure smooth performance and great user experience. Experienced in Kotlin, Java, Flutter, and Android Studio, with strong knowledge of app publishing, bug fixing, feature development, and QA testing. I also help clients with app improvements, closed testing, and Play Store deployment.
515 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 515 Reviews
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Most relevant
saraking845
United States
Ongoing collaboration
Rahim is honestly one of the best developers I’ve worked with. He’s quick, skilled, and always knows how to get the job done. What I really like is that he can handle everything from building the app to getting it published. Been working with him for a long time and never disappointed. Highly recommended!
Helpful?
abady_88
Japan
Rahim delivered exactly what he promised. He was honest from the very first message about how TWA apps are reviewed, replied within minutes every time, and his 12 testers stayed opted in for the full 14 days without a single drop, so my closed test completed cleanly. He also sent clear instructions for...
Helpful?
dannypunjabi
United Kingdom
Rahim delivered exactly what was promised: 12 testers opted in for the full 14 days with zero drop-outs and genuine daily usage, and his team kept testing right through our production application. Great communication, fast responses, honest advice on the process. Will be back with the next app.
Helpful?
saraking845
United States
Ongoing collaboration
I’ve been working with Rahim for quite some time now, and he has always done an excellent job. He works very fast, understands the requirements well, and knows everything from development to deployment. Really happy with his work and definitely recommend him.
Helpful?
alicjavoe
Germany
I had a very positive experience working with Rahim. He was professional, helpful, and responsive throughout the process. The testers started testing my game successfully, and Rahim continues to provide support during the testing period. I’m very satisfied with the service and can highly recommend him.
Helpful?
