Senior iOS Engineer — Real-Time On-Device Translation

Dev Technology Group; Washington (District of Columbia); On-site; USD 100,000 - 160,000; Full time

Benefits offered by this job

Generous time off

Remote/telework options

Tuition reimbursement

Health plans (dental & vision)

401K matching

Job summary

Dev Technology Group is hiring an iOS Engineer to advance an on-device translation platform for DHS/ICE. You will own the iOS app architecture, integrate ML inference frameworks, and optimize real-time audio pipelines on constrained devices.

The role requires 5+ years shipping iOS apps in Swift, experience with AVAudioEngine, and knowledge of ML integration into mobile apps, plus a federal compliance mindset. Remote/telework options exist for eligible projects.

Qualifications

• 5+ years shipping production iOS apps in Swift.
• Direct experience with AVAudioEngine or AudioUnit at hardware callback level.
• Track record integrating ML or signal-processing frameworks into iOS apps (Core ML, ONNX, TF Lite, or similar).
• Proficiency managing memory and performance on constrained devices using Instruments.
• Experience with background URLSession and resilient download/upload systems.
• Comfort with protocol-oriented architecture, multi-module Swift packages, and testable service layers.
• Ability to hold a clearance and work in a federal compliance environment (FISMA experience is a plus).

Responsibilities

• Own the iOS application architecture, performance, memory management, and production releases.
• Integrate on-device ML inference frameworks and manage their lifecycle.
• Build and optimize real-time audio pipeline and VAD with low latency.
• Ensure Swift concurrency works across modules without data races or jetsam issues on 6GB devices.

Skills

iOS development

Swift programming

AVAudioEngine

ML frameworks

Performance tuning

Swift concurrency

Federal compliance

Tools

Core ML

ONNX Runtime

WhisperKit

TensorFlow Lite

URLSession

Job description

Dev Technology Group is hiring an iOS Engineer to advance an on-device translation platform for DHS/ICE. You will own the iOS app architecture, integrate ML inference frameworks, and optimize real-time audio pipelines on constrained devices.

The role requires 5+ years shipping iOS apps in Swift, experience with AVAudioEngine, and knowledge of ML integration into mobile apps, plus a federal compliance mindset. Remote/telework options exist for eligible projects.