Senior Mobile Systems Engineer — Kotlin/Swift & Concurrency

Epitec; Burlingame (CA); On-site; USD 97,000 - 138,000; Full time

Job summary

Epitec in Burlingame, CA is seeking a Senior Mobile Systems Engineer to design, build, and optimize software across wearable devices, mobile apps, and backend services. The role focuses on Kotlin/Swift development, concurrency, and system-level engineering for high-performance distributed systems.

Ideal candidates have extensive experience with multithreaded architectures, performance optimization, and reliability engineering, plus strong communication skills to collaborate across teams and

Qualifications

• 10+ years of software engineering experience preferred.
• Experience with mobile product development and backend services.
• Strong communication skills.

Responsibilities

• Design and implement software systems spanning wearable devices, iOS/Android apps and distributed backend services.
• Develop high-quality mobile applications using Kotlin and/or Swift.
• Debug and resolve race conditions, thread-safety issues and deadlocks.
• Optimize CPU, memory, latency and reliability across platforms.
• Architect scalable, high-performance client-server systems.
• Collaborate across teams and communicate technical concepts clearly.

Skills

Kotlin

Swift

Concurrency

Multithreading

System design

Performance

Reliability

Communication

Tools

C++

Rust

Job description

Epitec in Burlingame, CA is seeking a Senior Mobile Systems Engineer to design, build, and optimize software across wearable devices, mobile apps, and backend services. The role focuses on Kotlin/Swift development, concurrency, and system-level engineering for high-performance distributed systems.

Ideal candidates have extensive experience with multithreaded architectures, performance optimization, and reliability engineering, plus strong communication skills to collaborate across teams and