On-Device Location Intelligence Engineer

Apple Inc.; Cupertino (CA); On-site; USD 150,400 - 277,600; Full time

Job summary

Apple Inc. is seeking a Software Development Engineer for Location Technologies in Cupertino. You will work on location state estimation, sensor fusion, and on‑device ML to power Maps, Photos, and Siri features with strict privacy constraints.

You will design algorithms that fuse GPS, WiFi, IMU, and barometric data, build production‑quality on‑device models, and optimize code for billions of devices while collaborating across Maps, Siri, Photos, Health, and Safety teams.

Qualifications

• 5+ years of experience developing commercial software on resource‑constrained devices.
• Strong programming skills in C, C++, Objective‑C, or Swift with solid CS fundamentals.
• Working knowledge of statistics and probability, including distributions and Bayesian inference.
• Experience evaluating and optimizing system performance: memory, CPU, power, and I/O.

Responsibilities

• Design and implement location state estimation algorithms that fuse multi‑modal sensor data.
• Develop on‑device ML models for place inference, route prediction, and behavioral forecasting.
• Build data processing pipelines that crawl and cluster location data with privacy in mind.
• Integrate algorithms into production code (Objective‑C, Swift, C++) across daemon/frameworks.
• Profile and optimize system performance to reduce CPU, memory, and energy usage.

Skills

C/C++

Obj-C/Swift

Algorithms

On‑device ML

Sensor fusion

Job description

Apple Inc. is seeking a Software Development Engineer for Location Technologies in Cupertino. You will work on location state estimation, sensor fusion, and on‑device ML to power Maps, Photos, and Siri features with strict privacy constraints.

You will design algorithms that fuse GPS, WiFi, IMU, and barometric data, build production‑quality on‑device models, and optimize code for billions of devices while collaborating across Maps, Siri, Photos, Health, and Safety teams.