Backend Developer (Kotlin)

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.