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Senior iOS Engineer, Swift, AVFoundation, Mobile Capture
Location
Poland
Posted
2 days ago
Salary
0
Seniority
Senior
Job Description
Senior iOS Engineer, Swift, AVFoundation, Mobile Capture
Gramian Consulting
• Design and develop **native iOS applications** using Swift and SwiftUI • Build **guided multi-step capture workflows** with validation, sequencing, and completion checks • Develop camera-heavy experiences involving photo capture, video recording, and document scanning • Implement **offline-first mobile workflows** with synchronization and recovery mechanisms • Build robust upload systems with retries, progress tracking, and poor-network handling • Integrate backend APIs and collaborate on service contracts and data models • Implement quality validation workflows for captured media and structured user inputs • Drive architectural decisions focused on scalability, maintainability, and performance • Handle edge cases related to permissions, uploads, interrupted sessions, and media processing • Collaborate closely with Product, Design, and Platform Engineering teams
Job Requirements
- 7+ years of professional software engineering experience with a strong focus on **iOS development**
- Expert-level proficiency in **Swift** and **SwiftUI**
- Strong experience building production mobile applications using **AVFoundation**
- Experience delivering camera-heavy workflows involving image, video, or document capture
- Experience building **offline-first mobile applications**
- Strong understanding of mobile architecture, state management, and application performance
- Experience integrating REST APIs and backend services
- Ability to independently own features from design through production deployment
- Previous experience at companies such as Google, Apple, Meta, Amazon, Microsoft, Uber, Airbnb, Stripe, or similar technology organizations
- Preferred Qualifications
- Experience with **VisionKit**, **Vision Framework**, OCR, or document scanning solutions
- Experience with speech recognition or on-device transcription workflows
- Experience with media processing, compression, and image optimization
- Experience with CoreBluetooth integrations
- Backend development experience or exposure to full-stack engineering
- Experience building products related to inspections, identity verification, field operations, logistics, or data collection workflows
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