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Saifullah
@app_geniee
Level 2
Turning ideas into high performance mobile apps
Bangladesh
English, Bengali, Spanish, French
About me
Hi, I'm Md. Saifullah Al Mamun, a mobile app developer with 7+ years of experience building high-performance iOS & Android applications. I have completed more than 500 mobile apps.
I've contributed to products featured on Google Play's Top 10 and the App Store. My expertise includes Flutter, Firebase, REST APIs, UI/UX implementation, MVP development, app optimization, and scalable AI mobile solutions.
I help startups and businesses turn ideas into fast, secure, and user-friendly mobile apps. My focus is on clean code, premium user experience, reliable communication, and on-time delivery.
Skills
Saifullah
$25/hour
Offline •
Average response time: 1 hour
See my services
Cross-Platform Development
I will do mobile app development, ios app, android app, ai app as flutter app developer
Custom Websites
I will design redesign custom website,ai website development as a full stack developer
Want to work on an hourly basis?
Tell Saifullah what you need.
$25
/
hourPortfolio
Work experience
Software Engineer II
Nextvence • Full-time
Apr 2016 - May 2024 • 8 yrs 1 mo
I work as a Senior Mobile App Developer, where I have built and delivered more than 100 mobile applications for clients across various countries around the world.
432 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 432 Reviews
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lynn_c_cox
United States
I'm thoroughly impressed with the work delivered, right on schedule, with clear communication and a strong sense of urgency. His experience was evident from the start; I barely had to give direction, and he nailed every detail. Smooth, bug-free delivery. Absolutely recommend working with him!
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dakotachrisj516
Canada
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drchyna
Lesotho
Ongoing collaboration
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hamaneishaq
Morocco
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drchyna
Lesotho
Ongoing collaboration
Zabin successfully developed and mastered the website within the agreed schedule, delivering quality work on time while maintaining excellent attention to detail and went beyond project scope . From planning to execution, the level of dedication, problem-solving ability, and responsiveness was outstanding.
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