Senior Backend Engineer

Softlanding; Porto; Hybrid; EUR 50,000 - 75,000; Full time

Job summary

Softlanding invites experienced backend engineers to join a new Tech Hub in Porto. You will design, implement, and maintain scalable Java/Spring Boot microservices, building REST APIs and event-driven integrations with Kafka.

The role emphasizes ownership across the SDLC, collaboration with architects, and continual improvement of cloud-native applications. You will contribute to architecture decisions, code reviews, and mentoring while operating in an English-speaking environment.

Qualifications

• 5+ years of backend software development experience.
• Proven Java, Spring Framework and Spring Boot expertise.
• Experience designing microservices and REST APIs.
• Hands-on with event-driven architectures, preferably Kafka.
• Cloud-native tech, CI/CD, Git, Azure DevOps, artifacts, and testing.
• Familiarity with Docker, Kubernetes, and Azure cloud.

Responsibilities

• Develop, enhance, and maintain scalable backend services using Java and Spring Boot.
• Design and implement REST APIs and event-driven integrations.
• Own backend features through design to deployment and support.
• Collaborate with Product Owners and Architects on technical solutions.
• Contribute to architecture reviews and engineering best practices.
• Support cloud-native applications focusing on stability and observability.
• Mentor teammates and share knowledge within the team.

Skills

Java

Spring Framework

Spring Boot

Microservices

REST APIs

Kafka

Cloud-native

CI/CD

Azure DevOps

Docker

Kubernetes

JUnit

English

Tools

Kafka

Azure DevOps

Git

Artifactory

SonarQube

Docker

Kubernetes

Job description

You’ll have the opportunity to collaborate with a leading European mobility services provider, headquartered in Germany and backed by nearly 90 years of expertise. As part of this journey, you’ll contribute to the launch of a new Tech Hub in Porto, helping to drive innovative, technology-led solutions that are transforming how businesses move while contributing to a more sustainable future.

YOUR ROLE

• Develop, enhance, and maintain scalable and resilient backend services using Java, Spring Boot, and microservices.
• Design and implement REST APIs and event-driven integrations, ensuring performance, security, and reliability.
• Take ownership of backend features throughout the software development lifecycle, from design to deployment and support.
• Collaborate with Product Owners, Architects, and development teams to deliver high-quality technical solutions aligned with business needs.
• Contribute to architecture decisions, code reviews, and the adoption of engineering best practices.
• Support cloud-native applications, focusing on system stability, observability, and continuous improvement.
• Mentor team members and actively contribute to knowledge sharing within the team.

YOUR PROFILE

• 5+ years of experience in backend software development. Strong expertise in Java, Spring Framework, and Spring Boot.
• Proven experience designing and developing microservices-based applications.
• Hands‑on experience with REST APIs and event‑driven architectures, preferably using Kafka.
• Good understanding of software architecture principles, distributed systems, and integration patterns.
• Hands‑on experience with cloud‑native technologies, CI/CD pipelines, Git, Azure Devops, Artifactory, SonarQube and containerization tools such as Docker and Kubernetes.
• Experience building and operations applications in Microsoft Azure.
• Strong understanding of automated testing with tools such as JUnit and comparable testing frameworks.
• Strong analytical and problem‑solving skills with a proactive and ownership‑driven mindset.
• Strong English (international working environment).