Fullstack Engineer - Spain

About the Role:

Join a dynamic, international team of expert engineers delivering innovative software solutions for the airline industry. You will play a key role in maintaining and evolving a suite of custom-built applications developed with Java/Spring Boot and Angular, as well as contributing to the design and development of new, high-impact projects.

Our systems manage complex, data-intensive processes central to airline operations, offering you a technically challenging and rewarding environment. You will collaborate closely with product owners, architects, and business analysts to ensure the delivery of scalable, reliable, and high-performing applications.

Key Responsibilities:

Development & Maintenance

·       Participate in user story grooming, providing accurate estimations and technical input.

·       Develop and maintain both frontend and backend components.

·       Engage in the full software release lifecycle: coding, testing, building, and deployment.

·       Optimize application performance, scalability, and reliability.

·       Contribute to technical documentation and delivery processes.

Application Support

·       Provide Level 2 and Level 3 support for multiple applications sharing a common technology stack.

·       Participate in weekly support meetings, ensuring proper incident documentation.

·       Perform incident classification, root cause analysis, and monthly reporting.

·       Maintain and update development and test environments.

·       Participate in support rotations once fully onboarded.

Incident Management

·       Participate in 24/7 on-call rotations, responding to P1/P2 incidents according to SLAs.

·       Lead technical troubleshooting, coordinate with client teams, and apply timely fixes or workarounds.

·       Manage the release lifecycle from bug fix to production deployment.

·       Keep support documentation and knowledge bases up to date.

Service Requests

·       Handle data queries and configuration changes (certificates, system settings, etc.).

·       Provide technical and functional support to clients.

Required Skills and Experience:

• Education: Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field. Equivalent experience will also be considered.

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• Experience: Minimum 8 years in professional software development, including at least 4 years as a Full Stack Developer using Java/Spring Boot and Angular.
  
  

• Frontend Expertise:
  
  

  • Advanced knowledge of Angular 2+ and TypeScript.

  • Strong understanding of Reactive Programming (RxJS) and modern front-end architecture.
    
    

• Backend Expertise:
  
  

  • Proven experience with Java, Spring Boot, RESTful API development, and SQL databases.

  • Familiarity with Swagger/OpenAPI documentation and microservices design principles.

  • Experience with Node.js is an asset.

• Cloud & DevOps:

• Hands-on experience with AWS services such as S3, Route 53, Aurora MySQL, and EKS.

• Familiarity with Terraform, Docker, Linux shell scripting, and virtualization tools.

• Understanding of CI/CD pipelines and DevOps practices.

• Data & Analytics:

• Exposure to ETL tools (AWS Glue, Talend) and data analytics platforms (Athena, Power BI, Snowflake).

• Familiarity with Parquet and Iceberg data formats is advantageous.

• Security & Authentication:

• Knowledge of SAML and OIDC protocols for secure authentication.

• Awareness of secure coding standards (OWASP) and use of tools such as SonarQube and Snyk.

• Development Environment:

• Proficiency with IntelliJ IDEA / VS Code, Git, Bitbucket, Jira, Confluence, and Gradle.

• Soft Skills:

• Strong communication skills in English, both written and verbal.

• Analytical mindset with excellent troubleshooting abilities.

• Highly motivated, proactive, and adaptable to emerging technologies.

• Strong organizational and time management skills, with the ability to work both independently and in teams.

Benefits:

·       Competitive salary and benefits package.

·       Work on meaningful AI-driven initiatives supporting international innovation.

·       Opportunities for professional growth and continuous learning.

·       Collaborative, international team environment with modern development practices.