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Native iOS Developer

Engineering | Remote | Full Time

Job Description

JOB TYPE: Freelance, Contract Position - No agencies (See notes below)

LOCATION: Remote (TimeZone: GMT -5 

HOURLY RANGE: Our client is looking to pay $85 - $110 USD / HR

ESTIMATED DURATION: 40Hrs/Week - Long Term, on going project



Braintrust ( is a user-controlled talent network, where you keep 100% of what you earn and actually get to own the platform. We've been onboarding some big clients and specifically need a  Native iOS Developer  for our client.  


Our client is the world’s first continuous glucose monitoring ecosystem for athletes. The future of sports performance is here.

Powered by the Abbott Libre Sense Glucose Sport Biosensor, our client is the first direct-to-consumer energy management ecosystem for athletes, empowering athletes of all levels to optimize their fueling strategies in training, racing, and recovery.

About the Role

We are looking for a Senior Native iOS Developer to enhance the iOS app (written in Swift) to add features using BLE/NFC, custom UI components/visualization etc.

FThis is a fully native app build from day one using latest tech (Swift, Combine etc). You will have the ability to work with BLE/NFC, integration with a lot of external IoT/sensor devices.

You will optimize performance with huge amounts of data being processed by app in an offline-first approach, challenging and rewarding.

First 3 Deliverables:

  1. Custom chart components updated with real time data (Reactive)
  2. Ability post/search/interact with messages
  3. Performance Tuning, battery resource consumption optimization & increase automated test coverage


  • Swift
  • SwiftUI
  • Custom UI components
  • Modular Design
  • Automated/Unit Testing
  • Strong communication skills
  • Based in the US


Qualified candidates will be invited to do a screening interview with the Braintrust staff. We will answer your questions about the project, and our platform.  If we determine it is the right fit for both parties, we'll invite you to join the platform and create a profile to apply directly for this project.  

C2C Candidates: This role is not available to C2C candidates working with an agency. If you are a professional contractor who has created an LLC/corp around their consulting practice, this is well aligned with Braintrust and we’d welcome your application.  

Braintrust values the multitude of talents and perspectives that a diverse workforce brings. All qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status.