Backend engineer in mobility

iTRTech Group; Porto; On-site; EUR 31,000 - 35,000; Full time

Job summary

iTRTech Group is seeking a Senior Backend Engineer to design, develop, and operate scalable services using Java, Spring Boot, and microservices. You will combine hands-on development with architectural ownership in an enterprise or cloud-native environment.

You will develop resilient backend services, own features end-to-end, and ensure system stability, security, and performance through testing and observability. Collaboration with stakeholders and mentoring of colleagues are part of the role.

Qualifications

• 5+ years in backend engineering with Java/Spring Boot.
• Experience designing secure, scalable microservices and REST APIs.
• Hands-on with CI/CD, Docker/Kubernetes, and cloud (Azure).

Responsibilities

• Develop resilient backend services with Java and Spring Boot.
• Own features from design through deployment and monitoring.
• Design high-performance REST APIs and event-driven integrations.
• Collaborate with product, frontend, and architects on solutions and decisions.
• Mentor colleagues and contribute to engineering standards.

Skills

Java

Spring Boot

Microservices

REST API

Kafka

Tools

JUnit

Git

Azure DevOps

Docker

Kubernetes

Artifactory

SonarQube

Job description

Описание

We are looking for a Senior Backend Engineer to design, develop and operate scalable services using Java, Spring Boot and microservices. You will combine hands‑on development with architectural contribution, feature ownership and continuous delivery in an enterprise or cloud‑native environment.

Задачи

Develop resilient, secure and maintainable backend services with Java and Spring Boot. Own features from requirements and technical design through implementation, deployment, monitoring and improvement. Design high‑performance REST APIs and event‑driven integrations using API‑first and contract‑first approaches. Ensure system stability, quality, security and performance through testing, observability and engineering best practices. Collaborate with Product Owners, Frontend Engineers, Architects and business stakeholders on technical solutions and architectural decisions. Mentor colleagues, share knowledge and contribute to engineering standards and technology improvements.

Требования

5+ years in backend engineering, with proven experience developing and operating Java/Spring Boot microservices in enterprise or cloud‑native environments. Strong expertise in Java, Spring, Spring Boot, distributed systems and scalable microservices architectures. Extensive REST API experience, including design, security, versioning, documentation, lifecycle management and performance optimisation. Strong knowledge of event‑driven architectures and Apache Kafka integrations. Experience with automated testing frameworks such as JUnit. Hands‑on experience with CI/CD, Git, Azure DevOps, Artifactory, SonarQube and code reviews. Experience with Docker, Kubernetes and building and operating applications in Microsoft Azure; understanding of observability, troubleshooting and production operations. Fluent English and experience with Scrum/Kanban. An autonomous engineer who takes responsibility for technical delivery and balances reliability, security, performance and maintainability. You communicate design decisions clearly, collaborate effectively with business and technical teams, and help colleagues develop through mentoring and constructive feedback. Будет плюсом: Java, Spring, Software Architecture, Kubernetes or Microsoft Azure certifications are an advantage

Условия

Rate Between €2800 - 3100 RV or unipessoal (gross value)