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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 2 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.
465 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 465 Reviews
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Most relevant
bobbyjones669
Repeat Client
United States
Rahim helped build and deploy the B3GTV app infrastructure, including subscriptions, backend setup, and store submissions. The project involved multiple systems and platforms, and we worked through a lot during development. I appreciate the technical work and support throughout the process and look forward...
Helpful?
johnknight342
United States
Awesome professional service. Right away he helped me find errors that helped me polish the UI and get ready for review. Highly recommend for anything. Looking forward to working with him in the future.
Helpful?
saraking845
Repeat Client
United States
Rahim did an excellent job on my second app. From the beginning, he showed strong understanding, patience, and attention to detail. He took my ideas and turned them into a fully functional app that looks and performs great. What stood out most was his dedication—he made sure everything was working properly...
Helpful?
abhinavprk
India
The response time was very long after the order was accepted. I was not sure what was going on with the order. A periodic update on the order would have been appreciated. Although it was a basic order, a time-to-time update could have kept me less anxious about the progress of the order.
Seller's Response
Helpful?
u_2462af3e5b71
Repeat Client
India
The testing team did an excellent job ensuring the quality and reliability of the application. Their attention to detail, thorough test coverage, and consistent communication made a noticeable difference in the final product. They were proactive in identifying issues early, providing clear and actionable...
Helpful?
