Job description
Description
We’re looking for an experienced Bluetooth Low Energy (BLE) Expert to join our team as a freelancer immediately. If you have a strong commercial background in BLE, IoT, and mobile development (iOS or Android), and you can independently implement BLE solutions in real projects, we want to hear from you.
As a specialized software house, we work on innovative IoT solutions for top-tier clients like Oura, BOSE, and McIntosh. This is an opportunity to work on a high-impact project where your deep BLE knowledge will be critical.
What we offer:
Fully remote and flexible work.
Competitive freelance B2B rate (15-30k net, depending on experience).
The chance to work on a cutting-edge IoT project with a highly skilled team.
A clear and fast recruitment process.
Recruitment process:
Quick screening call with HR (45 min).
Technical interview with live coding (max. 90 min).
Final feedback within a couple of days.
If you’re a BLE pro and ready to jump into an exciting IoT project right now, let’s talk! 💡
Requirements
Who we’re looking for:
Proven commercial experience with BLE – deep understanding of communication protocols, peripheral connections, and troubleshooting.
Strong mobile development skills – expertise in either iOS (Swift, Core Bluetooth) or Android (Kotlin, BLE APIs).
Experience in IoT – working with connected devices, sensors, and embedded systems.
Solid knowledge of Unit Testing and best practices in mobile development (XCTest, Quick/Nimble for iOS, or JUnit, Mockito for Android).
Familiarity with concurrency and performance optimization for BLE applications.
Fluent English (B2+) – written and spoken.
Nice to have:
Experience with Bluetooth 5+ and advanced BLE features (Long Range, Mesh).
Previous work in IoT security and encrypted BLE communication.
Understanding of functional reactive programming (RxSwift, Jetpack Compose).
Knowledge of Google Play/Android Auto or Apple MFi programs.
