Mobile developer

We are expanding our mobile development team, and we need your help. If you are a mid-level mobile developer keep reading.

As mobile developer you will be responsible for the development of complex mobile apps, from planning, gathering requirements, providing estimates for delivery, testing and the implementation itself.

You should have 2+ years of experience in developing for mobile, on any platform: Android, iOS, React Native or even Flutter. Experience in multiple platforms is a huge plus!

This is a full time position in our offices in Ljubljana.

Requirements and responsibilities

  • At least 2 years of mobile development experience.
  • Deep knowledge of at least 1 programming language and its standard library.
  • Write readable and maintainable code, following modern coding standards
  • Experience working with remote data via REST and JSON
  • Experience with source code versioning, i.e. git
  • Solid understanding of the full mobile development cycle (from initializing to publishing apps)
  • Passionate about building reliable applications.
  • Experience or willingness to learn mobile testing practices.

Earn bonus points

  • Experience in more than one mobile platforms/frameworks: iOS, Android, React Native, Flutter. Willingness to learn.
  • Experience with automatic testing (unit, integration, UI tests)
  • Experience with Bluetooth Low Energy (BLE)
  • Mobile UX skillz


In return you will benefit from a competitive compensation package with stock options, flexible schedule, awesome coworkers and great team buildings. The app(s) you will build will set a new the standard for the industry. We have a flat hierarchy, where each member of the team is indispensable.

How to apply

Send us an email to with an up-to-date CV. We will greatly appreciate any links, or descriptions, showcasing mobile application that you have built either in part or in full.

About Sentinel

Sentinel Marine solutions is the market leader in marine telematics and a recognized technology enabler for Smart boat concept. The company develops and manufactures the hardware and software for monitoring and control of systems on modern boats. Awarded as “Best IoT startup” by CESA and being backed by venture capital, Sentinel is aiming to become the first-choice connectivity provider and cloud platform for marine industry.

  • Started 2014, based in Croatia. The engineering team has been formed in Ljubljana
  • 14 of us in the team working full time, 8 in engineering
  • 4 years old, VC funded startup
  • Top 3 finalist in the IMPACT accelerator, one of the top 10 worldwide
  • Best IoT startup 2016 (CESA award)
  • Leading telematics solution provider and enabler for “Smart Boat”

We are on social media. Follow us and get in touch!

Download the Sentinel Marine app for iOS Download the Sentinel Marine app for iOS Download the Sentinel Marine app for iOS Check us out on Instagram
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