Senior Software Engineer (Java)

Location: Galway, Ireland; onsite Monday to Thursday, with the option to choose the work location on Fridays

Company

hirify.global develops sustainable climate solutions for buildings, homes, and transportation through connected products, systems, and services.

What you will do

• Architect secure, stateless, high-performance multi-tenant microservices and RESTful APIs for large-scale telematics streams.
• Develop production-grade Java and Spring Boot backend services for Thermo King telematics, remote monitoring, and cold-chain digital platforms.
• Build automated unit, integration, and performance testing and diagnose issues across distributed asynchronous workflows.
• Collaborate with DevOps on secure CI/CD pipelines, containerized environments, and cloud deployment lifecycles.
• Lead code reviews, architectural discussions, knowledge sharing, and mentoring for junior and mid-level engineers.
• Deliver features from concept to production in Agile Scrum teams working across firmware, cloud services, data, UX, and cybersecurity.

Requirements

• 5+ years of hands-on Java software development experience, including Java 17/21+ and Spring Boot, Spring Security, and Spring Data.
• Experience designing, implementing, and documenting RESTful APIs and stateless microservice architectures.
• Strong knowledge of relational database modeling, complex SQL, indexing, and query optimization with databases such as PostgreSQL, MySQL, or Oracle.
• Experience with test-driven practices, JUnit, Mockito, Testcontainers, automated testing, and robust error-handling design.
• Proficiency with Git, Maven or Gradle, Docker, and automated CI/CD pipelines.
• Ability to navigate and troubleshoot Linux/UNIX and Windows development and server environments.
• Excellent interpersonal, verbal, and written communication skills, with autonomy in cross-functional Agile Scrum teams.

Nice to have

• Experience building and deploying cloud infrastructure on AWS or Azure, including services such as ECS/EKS, Lambda, SQS, SNS, S3, or RDS.
• Familiarity with Apache Kafka, RabbitMQ, MQTT, or other messaging and event-streaming platforms, plus IoT or telematics data pipelines.
• Experience with multi-tenant data isolation and role-based access control for enterprise SaaS.
• Working knowledge of React, TypeScript, HTML5, and CSS3 for full-stack collaboration.
• Experience with Prometheus, Grafana, OpenTelemetry, Datadog, and Bash or Shell scripting.

Culture & Benefits

• Work in a multidisciplinary R&D environment focused on reducing food waste, fuel consumption, and greenhouse-gas emissions.
• Collaborate across data science, data engineering, firmware/IoT, DevOps, UX, enterprise software, and product cybersecurity.
• Receive competitive compensation and comprehensive benefits and programs supporting professional and personal well-being.
• Join an inclusive and respectful workplace committed to workforce diversity and equal opportunity.