Senior iOS Engineer — Real-Time On-Device Translation

Dev Technology; Reston (VA); On-site; USD 100,000 - 160,000; Full time

Benefits offered by this job

Flexible time-off policy

Remote work availability for eligible

Tuition reimbursement

Health plans with dental and vision

401K matching

Job summary

Dev Technology seeks an iOS Engineer to build an on-device real-time translation platform for federal work. You’ll own the iOS app architecture, integrate Core ML/ONNX/WhisperKit, and optimize audio pipelines using AVAudioEngine and Swift concurrency.

Expect collaboration with security/compliance teams and production-ready releases for devices with limited memory. Requirements include 8+ years shipping iOS apps in Swift, experience with ML frameworks, and a background URLSession.

Qualifications

• 8+ years shipping production iOS apps in Swift.
• Direct experience with AVAudioEngine or AudioUnit at the hardware callback level.
• Experience integrating ML frameworks into iOS apps (Core ML, ONNX, TensorFlow Lite).
• Memory and performance optimization on constrained devices.
• Experience with background URLSession and resilient download/upload systems.
• Comfort with multi-module Swift packages and testable service layers.
• Eligible for security/compliance work in a federal environment.

Responsibilities

• Own iOS application architecture, performance, memory management, and releases.
• Integrate on-device ML inference frameworks and manage their lifecycles.
• Maintain real-time audio pipeline with AVAudioEngine and VAD.
• Ensure Swift concurrency safety on 6GB devices.

Education

Bachelor's degree in Computer Science or related field

8+ years shipping production iOS apps in Swift

Tools

Core ML

ONNX Runtime

WhisperKit

TensorFlow Lite

AVAudioEngine

AudioUnit

Instruments

Job description

Dev Technology seeks an iOS Engineer to build an on-device real-time translation platform for federal work. You’ll own the iOS app architecture, integrate Core ML/ONNX/WhisperKit, and optimize audio pipelines using AVAudioEngine and Swift concurrency.

Expect collaboration with security/compliance teams and production-ready releases for devices with limited memory. Requirements include 8+ years shipping iOS apps in Swift, experience with ML frameworks, and a background URLSession.