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danish_mbutt

Danish Masood

@danish_mbutt
4,8(7)

iOS Developer

Paquistão
Algumas informações são exibidas no idioma inglês.
Sobre mim
Senior iOS Developer, 5+ years shipping production apps to the App Store. I build in Swift & SwiftUI — clean MVVM architecture, no shortcuts. Real results: 50% less app hangs, 20% faster cold-start, 15% fewer disk writes — all measured in Instruments. Stack: Swift, SwiftUI, UIKit, Async/Await, Realm, Firebase, REST APIs, MapKit, Combine. You get clean code, proper App Store submission, and clear communication. If you need someone who ships — let's talk.... Saiba mais

Habilidades

d
danish_mbutt
Danish Masood
offline • 
Tempo médio de resposta: 1 hora

Conheça meus serviços

Correções de bugs de aplicativos móveis
I will fix UI bugs, issues, and broken layouts
4,8(6)
Desenvolvimento de Aplicativos IOS
I will develop flutter saas mobile app, mvp, dashboard with firebase backend

Portfólio

Experiência profissional

icodejr

icodejr

Período integral • 7 mos

Senior iOS Developer

Feb 2026 - Present3 mos

Technical Leadership & Strategy Define the technical vision and future roadmap for the iOS application, balancing short-term feature delivery with long-term architectural health and scalability. Lead architectural decisions and establish best practices for code quality, testing, and maintainability across the iOS codebase. Mapping & Location Services Integrated Google Maps and Street View SDKs to deliver immersive location-based experiences within the app. Implemented comprehensive location handling strategies, including continuous location updates, significant-change location monitoring, and geofencing where applicable. Optimized location services to balance accuracy with battery efficiency, ensuring a smooth user experience without excessive power consumption. API & Backend Integration Designed and maintained robust RESTful API integrations, handling authentication, request/response modeling, error handling, and offline caching strategies. Collaborated with backend engineers to define API contracts and ensure seamless client-server communication. UI/UX Development Built and maintained high-quality, responsive user interfaces using UIKit and/or SwiftUI, ensuring pixel-perfect implementations that align with design specifications. Implemented adaptive layouts that support various device sizes, orientations, and accessibility settings. Cross-Functional Collaboration Worked closely with product managers, designers, and backend teams to translate requirements into technical specifications and deliver features on schedule. Mentored junior developers through code reviews, pair programming, and technical guidance to elevate the team's overall skill level.

Software Engineer (iOS / Go SDK)

Aug 2024 - Dec 20244 mos

Developed and maintained a production iOS application that integrated with a blockchain backend and Go SDK to enable secure, cloud-based file storage. Implemented background task listeners using iOS background execution frameworks (e.g., BGTaskScheduler, URLSession background transfers) to ensure reliable file uploads and sync operations even when the app was not in the foreground. Collaborated with backend engineers to integrate blockchain-based authentication and file provenance features, ensuring data integrity and secure upload workflows. Took ownership of app maintenance, addressing bugs, optimizing performance, and ensuring compatibility with evolving backend APIs and blockchain services. Contributed to the reliability of the file upload pipeline by handling edge cases like network interruptions, retry logic, and background execution constraints.

iOS Developer

Paragon Tech • Período integral

Sep 2021 - Aug 20242 yrs 11 mos

Progressed from intern to maintainer, taking full ownership of the iOS app after initially joining the team to assist with debugging. Stabilized the core experience by systematically identifying and resolving bugs, which directly contributed to the app’s improved stability and user ratings. Led feature development for a community-focused social platform, implementing capabilities such as AI-powered planning tools, group scheduling, and third-party event imports. Maintained and enhanced a production app with a significant user base, managing the full development lifecycle from maintenance to new feature releases.

7 Avaliações
4,8

(6)
(1)
(0)
(0)
(0)
Classificação detalhada
  • Nível de comunicação do freelancer
    4,8
  • Qualidade da entrega
    4,7
  • Valor da entrega
    4,7
1-5 fora das 7 avaliações
Ordenar por
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    E

    emanolibar

    BO

    Bolívia

    5

    I am thoroughly impressed with the exceptional service I received from Danish Masood 🤩 From the initial consultation to the final delivery, Danish Masood demonstrated a high level of expertise 🤓, professionalism 💼, and dedication 💪. Thank you will work again with you❤

    Até US$ 50

    Preço

    1 dia

    Tempo

    Útil?
    Sim
    Não
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    reidlarson_

    Cliente recorrente

    US

    Estados Unidos

    5

    Danish was great to work with. He understood the issues I needed work on and completed them very quickly and exactly to what was needed. He even cleaned up some code and files. Would definitely recommend working with him.

    US$ 50-US$ 100

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    6 dias

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    Correções de bugs de aplicativos móveis

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    reidlarson_

    Cliente recorrente

    US

    Estados Unidos

    4

    Danish did a good job helping update my code and was able to get it working to my specifications. Was definitely a help and would work with again.

    Até US$ 50

    Preço

    3 dias

    Tempo

    gig

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    Útil?
    Sim
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    gundwgbr

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    Alemanha

    5

    Superb work!

    Útil?
    Sim
    Não
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    myaseen8696

    Cliente recorrente

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    Paquistão

    5

    Great work

    Útil?
    Sim
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