iOS Software Engineer
Bjak · Remote · Spain ·
COMPENSATION
€•• – ••k
Listed on the employer's job board (Ashby)
- Fully remote
- Swift + SwiftUI
- AI-native product
- 3+ years experience
- Small high-density team
You will own the iOS client experience for Actai, ensuring AI interactions feel responsive and trustworthy. The work involves building production-grade features where performance, memory efficiency, and reliability are critical to user trust.
The team aims to organize users' lives through proactive applications that require minimal prompting. You will collaborate closely with backend and ML engineers to design API behaviors and handle non-deterministic AI outputs.
What you'll do
- Build and maintain iOS applications using Swift and SwiftUI
- Integrate AI-powered features through backend APIs
- Design UX patterns for loading states, streaming, and retries
- Optimize app performance, memory usage, and battery efficiency
- Capture user signals to support AI evaluation and iteration
- Collaborate with backend and ML engineers on API design
- Maintain high App Store quality and production stability
What you'll need
- 3+ years of iOS development experience using Swift
- Hands-on experience integrating AI features into mobile apps
- Strong understanding of async/await and concurrency
- Solid skills in iOS performance and memory optimization
- Experience shipping and maintaining production iOS apps
- Comfort designing for latency and partial failure scenarios
- Strong intuition for AI UX patterns and user trust
Nice to have
- Exposure to CoreML or light on-device machine learning
- Familiarity with feature flags or remote configuration systems
Stack
- Swift
- SPM
- SwiftUI
- SQL
- noSQL
- TensorFlow Lite
How you'll work
- Fully remote position
- Small, hands-on team environment
- Collective decision making process
- Interviews conducted via virtual meetings or onsite
Hiring process
- Technical team evaluates initial applications
- Schedule 3 to 4 interviews maximum
- Virtual or onsite interview stages
- Prompt decision following final interview