Backend Software Engineer (Go) - UniFi Connect

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.

Join forces with us on our mission to build a better IT industry. We are currently looking for a highly skilled Backend Software Engineer (Go) to our team in Stockholm, Sweden.

Please note that applicants must live in Sweden and hold a valid work permit at the time of application to be considered for this role.

Responsibilities:

Design and implement robust, scalable, and secure RESTful APIs

Develop applications on embedded platforms, integrating closely with hardware and network systems

Architect and document backend software systems with a focus on performance, maintainability, and scalability

Perform network programming and system-level integration across multiple subsystems

Collaborate with cross-functional teams including Frontend Engineering, UX Design, and QA to ensure cohesive product development

Ensure high-quality deliverables and meet project timelines consistently

Participate in code reviews and actively share knowledge to foster a culture of continuous improvement

Requirements:

5+ years of experience with Golang in a production environment

5+ years of experience working with relational databases (RDBMS) such as PostgreSQL or MySQL

Demonstrated expertise in designing and developing RESTful APIs

Strong analytical and problem-solving skills, with a proactive and adaptable mindset

Proficiency in AI development environments (e.g., Cursor, Claude Code) and expertise in AI development techniques, such as Spec-Driven Development

Excellent written and verbal communication skills

Strong sense of ownership of tasks and responsibilities

Highly proficient in English (written and spoken)

Nice to have:

Experience developing or maintaining IoT platforms or connected device ecosystems, including best practices for security (authentication, encryption, secure communication)

Knowledge of IoT protocols such as MQTT, CoAP, or WebSockets for efficient communication

Familiarity with Matter and Thread protocols, including their architecture, security, and implementation considerations

Understanding of device provisioning, firmware over-the-air (OTA) updates, and device lifecycle management

Exposure to edge computing paradigms and cloud-to-device integration patterns

Proficiency in asynchronous programming and event-driven systems

Experience with telemetry data collection, real-time data processing, and time-series data stores

Familiar with Debian/Ubuntu, Linux application/service development, and CLI environment

Familiar with Linux networking stack, routing, packet analysis (tcpdump/Wireshark), and firewall management

Benefits

International work environment

Competitive compensation package including wellness allowance, occupational pension, medical insurance, private health insurance, life insurance and work-injury insurance

Five weeks of holiday per year

Flexible work hours and hybrid work model

Modern office space located in Epicenter (Hötorget)

Access to all the latest Ubiquiti products and prototypes for home use and tests

Please note that a background check will be conducted in the final stage of the recruitment process