(Senior) Java Full Stack/Backend Software Engineer

TeamViewer

Porto, Portugal

Responsibilities

TeamViewer’s Frontline solution empowers frontline workers through workflow-based, real-time assistance on smart glasses, mobile phones, and tablets. Our platform connects the physical and digital worlds, combining 2D and 3D authoring tools to transform how industrial teams collaborate.

We are looking for an experienced and committed (Senior) Java Software Engineer with strong backend expertise - and ideally, solid understanding or interest in modern frontend technologies - to help us evolve the next generation of the Frontline platform.

Design, implement, and maintain backend services and APIs that power the Frontline platform.
Collaborate with frontend engineers to deliver end-to-end features and seamless integration across our tech stack.
Participate in architecture and application design to ensure reliability, scalability, and maintainability.
Write clean, testable, and maintainable code using modern engineering and CI/CD practices.
Engage in peer reviews, pair programming, and technical discussions to continuously raise code quality and alignment.
Take ownership of your domain and deliver results with accountability and curiosity.
Explore and evaluate emerging technologies that can enhance the platform’s capabilities.

Requirements

University or college degree in Computer Science, Software Engineering, or a related field.
4+ years of professional experience in backend or full-stack software development.
or proven senior-level expertise in designing and delivering complex software systems.
Strong expertise in Java and Spring Boot, including frameworks such as Spring Data and Spring Security.
Solid understanding of RESTful APIs, microservices, and distributed system design.
Experience with relational databases (e.g., PostgreSQL, MySQL) and ORM frameworks (e.g., Hibernate).
Familiarity with modern frontend technologies such as React (preferred) or Angular, or willingness to grow in that area.
Experience with CI/CD pipelines, Docker, and container orchestration (e.g., Kubernetes).
Understanding of security and authentication standards (JWT, OAuth2, OpenAPI).
Nice to have: experience working with public APIs and/or message queue systems (e.g., NATS, Kafka, RabbitMQ).
Fluency in English; other languages are a plus.