Remote Senior iOS Engineer — Architect UI & Core Data

Eleos Technologies; United States; Remote; USD 150,000 - 180,000; Full time

Benefits offered by this job

Healthcare

Paid time off

Equipment budget

Job summary

Eleos Technologies is seeking a senior iOS engineer to own and evolve our app’s architecture, UI, and data access layers. You’ll work with Android and server teams ensuring a stable API and reliable data synchronization for thousands of users.

You will implement and expand automated tests, participate in CI pipelines, and help shape testing strategy while collaborating with a distributed team across time zones. Expect to own features end-to-end.

Qualifications

• 4+ years of professional iOS app development with Swift and Objective-C.
• Translate product requirements into technical and UX options.
• Strong ownership from planning through post-release support.
• Experience writing UI automation tests.
• Diagnose nondeterministic failures in asynchronous code and networking.
• Use Xcode Instruments to diagnose bottlenecks and memory leaks.
• Experience with crash reporting, analytics, and CI/test outputs.
• Ability to communicate in written English and collaborate across time zones.
• Available to work 9–5 in US time zones.

Responsibilities

• Maintain, evolve, and improve the iOS app's architecture and UI across layers.
• Collaborate with Android and server teams providing a stable API and sync user data.
• Write automated tests and contribute to CI builds and release processes.
• Partner with peers to share and grow testing expertise, enhancing quality.

Skills

Swift

Objective-C

Xcode

UIKit

SwiftUI

UI automation tests

Networking

Core Data

English communication

Remote collaboration

Tools

Git

CI/CD

Crashlytics

Instruments

Job description

Eleos Technologies is seeking a senior iOS engineer to own and evolve our app’s architecture, UI, and data access layers. You’ll work with Android and server teams ensuring a stable API and reliable data synchronization for thousands of users.

You will implement and expand automated tests, participate in CI pipelines, and help shape testing strategy while collaborating with a distributed team across time zones. Expect to own features end-to-end.