Senior Software Developer – Data (Portugal)

Stack

Responsibilities

• ▹Design and develop scalable microservices and APIs using Java and Spring Boot
• ▹Build services that support high-volume data ingestion, processing and access
• ▹Integrate backend services with both modern cloud data platforms and legacy systems
• ▹Write and optimize SQL queries and stored procedures to support application features and data pipelines
• ▹Collaborate with Data Engineers, Analysts and Product teams to deliver well-tested solutions
• ▹Ensure data integrity, availability and performance across systems
• ▹Participate in code reviews, architecture discussions and CI/CD processes
• ▹Write unit, integration and data tests to support reliable delivery
• ▹Contribute to system modernization, replacing legacy components with scalable cloud-native services
• ▹Deploy and manage services in containerized environments using Kubernetes and Helm

Requirements

• ▹5+ years of experience in backend software engineering or data-focused software development
• ▹Strong programming skills in Java with Spring Boot for microservices development
• ▹Solid understanding of SQL and relational database design, performance tuning and data modeling
• ▹Experience building and consuming RESTful APIs
• ▹Familiarity with ETL/ELT concepts and data integration techniques
• ▹Proficiency with CI/CD pipelines and Git-based version control
• ▹Experience with unit testing frameworks (e.g. JUnit, Mockito) and integration testing
• ▹Hands-on experience deploying applications in Kubernetes environments using Helm charts
• ▹Strong communication skills for collaboration across data and software engineering teams
• ▹Adaptable in a hybrid environment with both legacy and modern systems
• ▹A pragmatic mindset for delivering production-quality software while reducing technical debt
• ▹Comfortable working with ambiguity and legacy codebases
• ▹Passion for automation, performance optimization and clean architecture

Nice to have

• ▹Practical experience with Snowflake and dbt
• ▹Exposure to cloud platforms (AWS, Azure or GCP) and infrastructure-as-code
• ▹Knowledge of messaging or event streaming tools (e.g. Kafka, RabbitMQ)

Soft skills

What we offer

• ▹Primarily remote with occasional visits to the office in Coimbra or Aveiro
• ▹Promotion from within is a priority

About the company

Intermedia is a leading provider of cloud communications and collaboration technology with a track record of growth and profitability and a culture built on teamwork and transparency.