Gesloten vacatures Uithoorn

As a Senior Backend Developer, you will play a key role in shaping the architecture and scalability of our platform used by thousands of developers worldwide. You will work closely with the global engineering team, Product Owners, Architects, and the CTO — not only delivering features, but driving technical direction and engineering excellence. In more detail you will:

• Design and lead the development of backend services in a Microservice Architecture
• Own architectural decisions with a focus on scalability, reliability, and performance
• Integrate AI-driven capabilities (e.g., LLM-powered features, intelligent automation, or AI-assisted workflows) where they add product value
• Ensure high code quality through best practices, code reviews, and mentoring
• Drive improvements in CI/CD, observability, and system reliability
• Contribute to technical roadmaps and long-term platform evolution
• Identify and resolve performance bottlenecks and production issuesCollaborate with Product Owners and stakeholders to refine requirements and provide accurate technical estimations
• Influence engineering standards, tooling, and development processes
• Support and mentor mid-level and junior engineers

• You have 4+ years of backend development experience, including strong expertise in Java 11+, Spring Boot, and Hibernate
• You have deep experience designing and building RESTful APIs and distributed systems
• You have hands-on experience with Microservices Architecture and understand trade-offs vs monoliths
• You are comfortable with system design, scalability patterns, caching, messaging, and database optimization
• You have experience building and operating scalable, high-performance SaaS platforms in production environments
• You understand CI/CD pipelines, containerization (Docker), and cloud environments (AWS/GCP/Azure is a plus)
• You are highly comfortable with Git and collaborative development workflows
• You can independently lead initiatives from concept to production
• You communicate clearly and effectively with technical and non-technical stakeholders
• You thrive in dynamic environments and enjoy solving complex technical challenges

We believe in empowerment. In fact, in ApyHub everybody is given the keys to drive the company forward.

ApyHub strives to ensure that everyone is encouraged to identify and propose ideas and solutions. In principle, everyone at ApyHub knows exactly what they are responsible for and has the freedom to meet those expectations however they think is best!

We are committed to working hard to see how we can evolve and scale the way we manage self-organization and to finding ways to develop our culture and core values in a way that works for everyone in the company.

Everything starts with getting in touch. The best way to express your interest is by applying online. We will be carefully reading your profile and can’t wait to hear from you!

After our team receives your application, and if you’re selected, you will have:

• A 30 min video-call with our team to better understand your career goals and fit with the team
• A technical challenge to help us evaluate your technical skills, depending on the role you are applying for
• A final video-call with the co-founders

We are doing our best to process your application in 10 working days and offer to follow within 24 hours. We can’t wait to meet you!

NOTE: WE ACCEPT APPLICATIONS ONLY FROM DIRECT CANDIDATES. NO AGENCIES, PLEASE.