
Kumar
Level 2
Work is worship, clients are God
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20 USD
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Esperienza lavorativa
Senior Lead Engineer
ONS Application Studio • Lavoratore autonomo
Feb 2021 - Present • 5 yrs 5 mos
Senior Lead Engineer with 5+ years of experience in this organisation, delivering scalable, high-performance mobile applications across multiple domains. Led cross-functional teams, architected clean MVVM/CLEAN solutions, integrated advanced features like VoIP, IAP (RevenueCat), streaming, and real-time communication systems. Successfully delivered and published 25+ apps on App Store & Play Store, improved app performance by 40%, and mentored junior developers to drive product excellence and on-time releases.
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Valutazione dettagliata
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- Qualità della consegna
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Ordina per
arturogomez33

Stati Uniti
⭐⭐⭐⭐ “Kumar is an absolute professional and I highly recommend him to anyone looking to submit an app to the App Store. I came to Kumar with a complex project — a nightlife app built in HTML/JavaScript that needed to be wrapped in React Native and submitted to Apple. He handled everything efficiently...

Risposta del venditore

justice4a
Cliente abituale

Stati Uniti
Kumar exceeded every expectation from start to finish. He approached this project with professionalism, transparency, and genuine care for the work. He discovered and removed unauthorized code that had been embedded in the app without my knowledge, rebuilt the entire subscription system from scratch,...

mike_romero1984
Cliente abituale

Stati Uniti
Very trustworthy and professional. Attention to details and has deep knowledge of all the processes and procedures Apple and Google require for App Store Submissions.

minecraft3d
Cliente abituale

Stati Uniti
Great experience! The seller was very helpful, professional, and patient throughout the process. They helped fix the issues with my app and successfully uploaded it. Communication was clear, and they made sure everything was working properly. I’m very satisfied with the service and would definitely recommend them!

selfsupport
Cliente abituale

Stati Uniti
Kumar knew what solutions were needed to fix bugs in my iOS project. I am very happy with the work that was done. I certainly would use Kumar's services again. Communication was clear, easy and error free while progress was being updated during the project.



