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Ubiquiti

Backend Developer (Kotlin)

Prague
Salary
Not stated
Level
Mid
Work type
Not stated
Visa
Not stated

Open. First seen 3 October 2026.

Apply on job-boards.greenhouse.io →

The team: Research and Development HIRES STEADILY

This role is one of 152 open in Research and Development. 15 were posted in the last 30 days and the oldest in December: a team that hires all year rather than one being built.

WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS

Embedded Systems (61 of 152), Linux (60 of 152), Python (38 of 152), Bash (36 of 152), CI/CD (31 of 152), C++ (28 of 152), Git (26 of 152)

OTHER ROLES ON THIS TEAM

From the team and dates on Ubiquiti's own job board.

About the role

About Ubiquiti

At Ubiquiti Inc., we create technology platforms for Businesses, Smart Homes, and Internet Service Providers, driven by our goal to connect everyone, everywhere. To date, Ubiquiti has shipped over 100 million devices worldwide, from ISP networking products to next generation of IT solutions. Our growth is made possible by the dedicated team of hundreds behind the scenes.

From software developers and product managers to designers and strategists, Team UI is driven to achieve our common goal: Rethinking IT. At Ubiquiti, you’ll heighten your potential and broaden your horizons - all while shaping the future of connectivity.

Ubiquiti Prague office is looking for talented Backend developer for the UniFi Team.

You’ll be working on the UniFi application back-end to develop efficient, scalable and maintainable features.

This role requires working from our Prague office at least two days per week.

The project stack: Kotlin; Spring Boot 4.0; PostgreSQL; Github Actions; Go.

Responsibilities:

  • REST API development
  • Develop integrations with network device firmware and other UniFi OS applications.
  • Participate in all phases of development, including feature design and testing.
  • Code reviews for other team members.

Requirements:

  • Senior-level engineering experience, typically 5+ years shipping production systems.
  • Strong problem-solving and systems thinking - you can break down ambiguous problems and design good solutions.
  • Good understanding of SOLID principles.
  • Experience in web application development.
  • Daily, fluent use of AI coding assistants as a core part of your workflow.
  • Fluent in English and Czech.

Nice to have:

  • Kotlin and Spring framework knowledge.
  • Advanced knowledge of networking.
  • Familiarity with networking, virtualization, storage and HW in general.
  • Experience with Bash and Unix.

Benefits​:

  • Competitive salary, 5 weeks of vacation per year.
  • Discretionary bonuses based on individual performance.
  • Flexible working hours, home office.
  • Access to all the latest Ubiquiti products and prototypes for home use and testing.
  • Team building activities.
  • Generous budget to select your work station according to your preferences.
  • Top floor office with terrace near Anděl with an amazing view of Prague.
  • Kitchen packed with food, snacks & sodas, meal allowance.
  • A collective of developers who want to build the best product. Maximum effort to keep processes to a minimum - no unnecessary bureaucracy, complex reporting, or similar overhead.

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