Backend Developer for User Management Portal

Let’s build secure and scalable web applications together!We’re seeking a Backend Developer with experience in Kotlin/Java, Spring Boot, REST APIs, and OAuth2 to join our team. You’ll be working on a user management portal that supports millions of users across industries like aviation or insurance. You’ll be responsible for designing, developing, testing, and maintaining the backend services and APIs that keep the portal running smoothly and connected with other systems. You’ll become a part of a team of 15 people, including backend & frontend developers, QA engineers, a solution architect, a UX designer, and a product owner.

Looking for flexibility? We’ve got you covered. You can work remotely from anywhere in the EU or split your time between home and our Prague 5 office.

What you will do:Develop and maintain backend services and APIs using Kotlin / Java, Spring Boot, and RESTful principles.Implement security and authentication mechanisms using OAuth2, SAML, and PKI.Work with relational and non-relational databases, such as PostgreSQL, MongoDB.Write clean, testable, and maintainable code following best practices and coding standards.Perform code reviews, debugging, and troubleshooting.Participate in agile ceremonies, such as sprint planning, daily standups, retrospectives, and demos.Communicate effectively with the client and other stakeholders (in English).

What you need:3+ years of experience as a backend developer using Kotlin / Java and Spring Boot.Strong knowledge of REST APIs, OAuth2, and web security concepts.Experience with relational and non-relational databases, such as PostgreSQL, MongoDB.Experience with testing tools and frameworks.Experience with version control systems, such as Git.Communicative level of English and Czech / Slovak

What we offer:A flexible and remote-friendly work environment (with possibility to work at our office in Prague 5 if that’s what you prefer).An opportunity to work on a large-scale and complex project that impacts millions of users.A chance to learn new technologies and skills from experienced colleagues.A supportive and collaborative culture that values feedback and continuous improvement.

Sounds interesting?Then send us your CV or LinkedIn profile.We will get back to you as soon as possible with our feedback.

Key Skills

• Backend
• Java
• PostgreSQL
• REST APIs
• Spring Boot