iOS Field App Engineer - Offline-First, Travel

Zaras; Orlando (FL); On-site; USD 120,000 - 160,000; Full time

Job summary

Zaras is seeking an iOS Engineer for the Field App to be on-site in Orlando. You’ll own the field app end-to-end, ensuring offline functionality, resilient sync, and great UX in challenging network conditions. You’ll work closely with technicians, ship updates weekly to a growing device fleet, and travel quarterly for field deployments.

The role blends mobile software with real-world field operations. Ideal candidates have 4+ years shipping production iOS apps in Swift, experience with Core Data

Qualifications

• 4+ years shipping production iOS apps in Swift.
• Experience with Core Data, GRDB or an equivalent on-device store.
• Comfort with networking, retries and conflict resolution.
• Willingness to travel quarterly for field work.

Responsibilities

• Own the iOS field app end to end: sync, UI and crash budget.
• Design the optimistic write path against a queue that resolves on reconnect.
• Instrument battery, network and rendering on real devices.
• Ride along with technicians at least once a quarter.

Skills

Swift

iOS development

Offline-first

Networking

Travel readiness

Field app ownership

Tools

Core Data

GRDB

Job description

Zaras is seeking an iOS Engineer for the Field App to be on-site in Orlando. You’ll own the field app end-to-end, ensuring offline functionality, resilient sync, and great UX in challenging network conditions. You’ll work closely with technicians, ship updates weekly to a growing device fleet, and travel quarterly for field deployments.

The role blends mobile software with real-world field operations. Ideal candidates have 4+ years shipping production iOS apps in Swift, experience with Core Data