Senior Software Engineer (Java Backend)

Location: Houten, The Netherlands

Company

hirify.global develops a SaaS-first orchestration platform for automating mission-critical business and IT processes across ERP, hybrid cloud, data, and agentic AI systems.

What you will do

• Design, build, and maintain scalable backend services and APIs using Java and Spring.
• Contribute to distributed-system architecture, including service boundaries, data flows, asynchronous processing, and fault tolerance.
• Design and optimize relational data models, SQL queries, persistence layers, and enterprise or cloud integrations.
• Own backend features through design, implementation, testing, deployment, monitoring, performance tuning, and continuous improvement.
• Apply secure coding, authentication, authorization, observability, automated testing, and incident investigation practices.
• Lead technical discussions, review code, contribute to architecture decisions, and mentor junior and mid-level developers, including responsible use of AI-assisted development tools.

Requirements

• Bachelor’s degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.
• 5+ years of professional backend software development experience, including strong expertise in Java 11/17 or later.
• Strong experience with Spring Boot and production-grade services, APIs, and microservices.
• Experience designing distributed systems for scalability, resiliency, security, and maintainability.
• Proficiency with relational databases such as PostgreSQL or MySQL, including schema design, SQL, and Hibernate or JPA.
• Experience with AWS, Azure, or GCP and container technologies such as Docker and Kubernetes; AWS expertise is especially valuable.
• Experience testing backend systems with JUnit and integration or API testing frameworks.
• Ability to diagnose production issues, identify bottlenecks, and implement lasting improvements in an agile environment.
• Strong communication, collaboration, mentoring, and technical-direction skills.
• Required AI-era skills include production use of AI-powered development tools, reviewing and correcting AI-generated code, technical prompting, adaptability, architectural judgment, and maintaining business-logic and system-integrity focus.

Nice to have

• Event-driven architectures and messaging technologies such as Kafka or RabbitMQ.
• SaaS, enterprise software, automation platforms, monolith decomposition, or broader system architecture experience.
• Spring Security and enterprise authentication or authorization patterns.
• CI/CD pipelines with GitHub Actions, Jenkins, or GitLab CI.
• Application performance profiling, JVM diagnostics, or operating-system-level troubleshooting.
• AI-integrated product capabilities, app marketplaces, platform integrations, or SAP ABAP/HANA integration.
• Shell scripting, Gradle, Tomcat, open-source backend contributions, or a relevant GitHub portfolio.

Culture & Benefits

• Values include teamwork, customer success, curiosity, ownership, practical problem-solving, and mutual respect.
• Work within an engineering organization focused on mission-critical automation and AI-driven software development.
• Equal-opportunity workplace with compliance with applicable local data-protection laws, including GDPR.