Senior Mobile Developer

4 days ago

Karachi, Sindh, Pakistan CodeNinja Inc. Full time

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Role Summary:

Role Summary:

We are seeking a highly skilled Senior Mobile Developer with deep expertise in React Native and native Android (Java/Kotlin) and iOS (Swift/Objective-C) development. The ideal candidate should have end-to-end experience delivering mobile applications, strong command over app architecture and deployment, and a passion for building scalable, secure, and user-centric applications.

Key Responsibilities:

  • Full Mobile App Lifecycle Ownership
    • Lead the design, development, testing (TDD), deployment, and maintenance of mobile apps across iOS and Android platforms.
    • Collaborate on UX/UI wireframes, product requirements, and technical design documents.
  • Feature Development & Integration
    • Implement core app features using Firebase/Supabase, push notifications, deep-linking, location/maps services, RESTful and RPC APIs.
    • Ensure seamless app performance, scalability, and robust security standards.
  • CI/CD, Version Control & Code Quality
    • Maintain Git repositories with clean branching and merging practices.
    • Drive automation in build/test/deploy pipelines; collaborate closely in Agile sprints.
    • Conduct and lead code reviews, mentoring junior developers and promoting best practices.
  • Performance Optimization & Documentation
    • Tune performance for both Android and iOS builds, with a focus on load times, memory usage, and battery efficiency.
    • Document app architecture and development decisions to support scalability and knowledge transfer

    Requirements
    • 5-8 yrs mobile development with React Native plus native Android (Java/Kotlin) & iOS (Swift/Obj-C); 5+ published apps
    • Own full app lifecycle - concept, UX wire-frames, coding, unit-tests (TDD), CI/CD release & store support
    • Implement features using Firebase/Supabase, push notifications, deep-linking, maps, REST & RPC APIs
    • Maintain Git repos; work in Agile sprints; mentor juniors & lead code-reviews
    • Optimise performance, scalability & security; document architectures for knowledge transfer
    • Experience with Docker concepts and Google Cloud Platform (nice to have)
    • Bachelor's in CS/SE; strong English & Arabic communication; proven problem-solving and user-centric UI/UX skills.

    Benefits
    • Provident Fund
    • Gym Membership
    • Leaves as per the company policy
    • Company-paid trips
    • Easy Loan Facility for Employees
    • Yearly Increment
    • Health Insurance (includes spouse and parents) (till the age of 80)
    Seniority level
    • Seniority levelMid-Senior level
    Employment type
    • Employment typeFull-time
    Job function
    • Job functionOther
    • IndustriesIT Services and IT Consulting

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Karachi Division, Sindh, Pakistan 5 months ago

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