Kotlin/Java Developer (Backend)

TL;DR

Kotlin/Java Developer (Backend): Developing and maintaining high-performance APIs using Kotlin, Java, and Spring Boot with an accent on scalability, performance, and DevOps integration. Focus on owning the full deployment lifecycle, optimizing system performance, and mentoring junior engineers.

Location: Amsterdam, Netherlands

Company

hirify.global is an international IT staffing organization providing recruitment and project resourcing services to companies ranging from start-ups to global players.

What you will do

• Develop, enhance, and maintain high-performance APIs using Kotlin/Java and Spring Boot.
• Own the full DevOps lifecycle, including testing, deployment, and monitoring.
• Collaborate with front-end teams to deliver seamless and intuitive user experiences.
• Improve overall code quality, test automation, and system performance.
• Mentor junior engineers and contribute to a strong engineering culture.

Requirements

• 5+ years of experience in software development with Kotlin and/or Java.
• Strong knowledge of CI/CD, testing, automation, and DevOps practices.
• Experience with REST APIs, distributed systems, and scalable architectures.
• Familiarity with Kubernetes/OpenShift, Kafka, and modern monitoring solutions.
• Proactive mindset with strong communication skills for complex environments.

Nice to have

• Experience with Github Copilot and Azure DevOps.
• Knowledge of Prometheus, Grafana, or Kibana.
• Experience with Oracle DB, Spring Data, or Hibernate.

Culture & Benefits

• Opportunity to work with a diverse range of clients from startups to global corporations.
• International work environment across UK, Holland, Germany, Belgium, and USA.
• Focus on continuous technical improvement and professional growth.
• Collaborative engineering culture with a strong emphasis on ownership.