Full-Stack Mobile App Developer

3 days ago

Islamabad, Islamabad, Pakistan Nysonian Inc. Full time $90,000 - $120,000 per year

About Nysonian

Nysonian Inc. is a fast-growing eCommerce company building premium brands in
fitness, wellness, and travel
. Our portfolio includes Flo Pilates, a leading at-home Pilates brand, and Nobl
,
a luxury travel gear company.

We are developing dedicated mobile apps for both brands and are seeking a skilled
Full-Stack Mobile App Developer
to lead their end-to-end development — from concept to launch and beyond.

The Role:

As a
Full-Stack Mobile App Developer (React Native)
, you will own the design, development, and deployment of cross-platform mobile apps for iOS and Android. You'll collaborate with product, design, and eCommerce teams to build engaging digital experiences for our customers.

You'll play a key role in two major projects:

  • A
    fitness app
    featuring video class streaming, structured workout programs, progress tracking, photo comparisons, and meal planning tools.
  • A
    travel companion app
    for our smart suitcase brand, including GPS item tracking, trip planning tools, and eCommerce integration.

Responsibilities:

  • Build and maintain cross-platform apps using
    React Native
    for iOS, and Android.
  • Implement and optimize features such as:
  • Video class streaming and guided workout programs
  • Photo comparisons, progress tracking, and weight logging
  • Meal planning and interactive food logging
  • GPS/location tracking and smart gear integration
  • Shopify account syncing and purchase tracking
  • Set up and manage backend services (
    Firebase, Supabase, or custom solutions
    ).
  • Ensure high performance, smooth functionality, and an excellent user experience.
  • Manage app store submissions, releases, and continuous updates.
  • Debug, troubleshoot, and deploy clean, rapid fixes.

Who You Are:

  • Proven experience building and shipping
    React Native apps
    for iOS and Android.
  • Strong
    full-stack development skills
    (frontend + backend).
  • Comfortable working with
    APIs, databases, and third-party integrations
    .
  • Experience with
    Shopify API or eCommerce platforms
    is a strong plus.
  • Familiarity with
    video streaming, GPS/location services, and user-generated content
    .
  • Confident in
    owning the technical side of a product end-to-end
    .
  • Detail-oriented with a good sense of
    design and UX best practices
    .

Bonus Points For:

  • Experience with
    Apple HealthKit or Google Fit
    .
  • Background in
    Bluetooth, IoT, or smart device integrations
    .
  • Knowledge of
    in-app purchases, subscriptions, and app store best practices
    .
  • Hands-on with
    Firebase, Supabase, or custom backend architectures
    .

Why Join Nysonian?

  • Play a key role in building
    high-impact mobile products
    from the ground up.
  • Be part of a
    creative, fast-moving team
    at the intersection of fitness and travel.
  • Thrive in a
    startup culture
    with long-term growth potential.
  • Help shape the
    digital experience of premium consumer brands
    .

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