Shape 404 is a digital product company and part of the MYTY group, alongside our sister company, Agency 404, a communications agency.
We specialize in designing and developing digital products, websites, and mobile apps from concept and research, through design, UX, and development, to content creation and growth strategies. Our clients include some of the largest Croatian and international companies such as McDonald’s, Adidas, Hrvatski Telekom, Erste Bank, Croatia Osiguranje, Valamar, Atlantic Group, and many others.
At Shape 404, we are not a factory – we are architects, designers, and engineers who create products that users genuinely need. Our leaders are experienced professionals who work alongside you every day, fostering professional growth and development. Our culture is human-centered: we work hard, create meaningful products, and maintain a healthy work-life balance.
As our Backend Developer specializing in Java/Kotlin, you will be contributing to the Backend for Frontend (BFF) layer of the product. You will be responsible for designing, building, maintaining, and evolving microservices that deliver data and functionality to the mobile apps, ensuring seamless and efficient app-backend communication.
When you join us, your main focus will be:
- Design, develop, and maintain BFF microservices in Kotlin/Java.
- Write well-designed, testable, and scalable code following best practices in backend development.
- Design clean APIs and maintain clear documentation for seamless integration with frontend teams.
- Ensure BFF services meet agreed non-functional requirements (performance, scalability, security, observability).
- Own the health of the BFF layer, proactively identifying risks, technical debt, and improvement opportunities.
- Work closely with other project teams to ensure BFF services are deployable, observable, and resilient.
- Manage time effectively, balancing delivery commitments with quality standards.
You belong with us if you have:
- At least 3+ years of hands-on experience in backend development.
- Solid experience with backend technologies like Java/Kotlin and microservice architecture.
- Experience with Redis and caching design.
- Experience with Spring Framework.
- Experience with GitHub.
- Experience with Domain Driven Design concepts (e.g., Aggregates, Anti-Corruption Layers) is preferred.
- Hands-on experience with observability tools like DataDog or security tools such as BlackDuck is preferred.
- Problem-solving mindset - independently investigate issues, make informed decisions, and drive solutions forward. At the same time, leverage team collaboration wisely, knowing when to seek quick clarifications to avoid unnecessary delays or deep investigations.
- Hunger to work on cutting-edge technologies and build impactful products while continuing to grow professionally.
- Positive and teamwork-oriented energy.
- Kind and respectful communication skills.
- Proficiency in written and spoken English.
Why our people chose us:
- Personal development: You will have the opportunity to work with the biggest companies, while learning from the best experts in the market. We invest heavily in the learning and development: mentorship programs, English classes, external and internal trainings, workshops and conferences.
- Environment: We extremely cherish teamwork. You will find a relaxed working environment and someone to give you a hand if you need it. If you want, you can even bring your dog to keep you company.
- Perks: Our people happiness is important to us. That's why we offer fun team buildings, Friday after-work hangouts with beer, referral reward and many more. We encourage a healthy lifestyle - you can expect sport activities and prize if you run your first half marathon.
SHAPE 404 is proud to be an equal opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of age, sex, disability, race, color, religion, national origin, sexual orientation or marital status.
