Junior Software Engineer (Node.js)

About the Position

Junior Software Engineer (Node.js)

Zagreb / HR

Full-time

Permanent employee

21,971 - 26,971 € per year

About the Job

Junior Software Engineer (Node.js) Zagreb | Hybrid

F24 is Europe's leading crisis management SaaS platform, trusted by governments, airlines, banks, and Fortune 500s in over 100 countries. When a major incident unfolds, our software is the system people rely on. Our Zagreb Tech Centre is already up and running, and we're continuing to grow our engineering teams as we invest in the future of our platform.

Why F24?

You'll be working on technology that genuinely matters.

The Services team is responsible for a range of shared services used across every F24 product. These services support core capabilities such as event logging, billing, data storage, single sign-on, user management, and asset services, helping power the products our customers rely on every day.

You'll work alongside experienced engineers, DevOps specialists, and AI engineers, gaining exposure to modern backend technologies, cloud-native development, microservices, and AI-powered solutions while continuing to develop your software engineering skills.

Responsibilities

• Build shared services used by 5,500+ organisations worldwide
• Learn how large-scale SaaS platforms are designed, built, and maintained
• Gain hands-on experience working with event-driven systems, APIs, and microservices
• Join a growing engineering hub with significant investment and long-term growth plans
• Collaborate with experienced engineers, AI specialists, DevOps, and Architecture teams across Europe
• Help develop secure and scalable services that support the entire F24 product portfolio
• Grow your engineering skills through mentoring, code reviews, and real-world project delivery

Requirements

• Commercial experience with Node.js and JavaScript/TypeScript through employment
• An understanding of software engineering fundamentals and RESTful APIs
• A desire to learn modern backend technologies, distributed systems, and cloud-native development
• Interest in building scalable, reliable software solutions
• Strong problem-solving skills and a willingness to ask questions and learn
• A collaborative mindset and enthusiasm for working as part of a cross-functional team

Tech Stack

• Node.js
• TypeScript
• Nest/Next
• RabbitMQ
• Kafka
• Redis
• Docker
• Kubernetes
• WebSockets
• OAuth2
• GitLab CI

About F24

F24 is Europe's leading provider of crisis management and emergency notification software. Trusted by more than 5,500 organisations globally, we're helping businesses protect their people, operations, and reputation when it matters most.

If you're looking for a role where you can make a genuine impact while helping shape a growing engineering organisation, we'd love to hear from you.

Salary: up to €26,971 (Gross) annually.

About Us

What we do:

F24 is Europe’s leading Software-as-a-Service (SaaS) provider for resilience. More than 5,500 customers worldwide rely on F24’s digital solutions, which support companies and organisations through all areas of resilience. Solutions cover business messaging and service notification, emergency and mass notification, incident and crisis management, as well as governance, risk, and compliance.

F24 supports customers in virtually every sector ranging from energy, healthcare, industry, finance, IT, tourism, and aviation to a wide variety of public organisations. Many years of international experience have made F24 experts in improving resilience with digital solutions.

The company was founded in 2000 in Munich, where F24 AG’s head office is still located. Today, F24 supports companies and organisations in more than one hundred countries, via more than 20 locations in Europe and beyond.

Good reasons to work at F24:

• Have a tangible impact! Work in an agile environment where you make an important contribution to the success of our customers and the future of our company.
• Become part of our established company with an inspiring culture, flat hierarchies, and our open, honest, innovative, and supportive team!
• Grow with us: We are a company on the road to success, experiencing steady international growth. You have the opportunity to help shape our development.
• Take advantage of our flexible working model: We rely on a combination of presence in our offices and work from home. This way we strengthen our team spirit and at the same time gives you the opportunity to achieve the best possible balance between private and professional life.