Software EngineerJob SummaryThis hybrid role is for an experienced software engineer with strong expertise in Java Springboot, microservices and Mongo DB building scalable services for enterprise systems in an international environment. The engineer will design develop and optimize cloud ready microservice solutions that enhance reliability performance and customer experience with potential focus on airline domain platforms and digital journeys while collaborating with cross functional teams in a day shiResponsibilitiesDesign robust microservice based applications using Java Springboot and Springboot microservices to deliver secure scalable and high performing services that support critical enterprise workflows and customer facing channelsDevelop and optimize data access layers using Mongo DB to ensure efficient querying indexing and schema design that improve application responsiveness and reliability across complex data setsImplement clean modular and reusable code in Java adhering to best practices coding standards and secure development guidelines to support long term maintainability and ease of enhancementCollaborate with product owners architects and platform engineers in a hybrid work model to refine technical requirements and translate business needs into well defined service and data contractsIntegrate microservices with internal and external systems through well structured APIs while ensuring resilience observability and smooth communication across distributed componentsConfigure and maintain Springboot application properties security mechanisms and dependency management to ensure consistent behavior across environments and stable deployments for day shift operationsConduct comprehensive unit integration and regression testing for Java Springboot and Mongo DB components to identify defects early and maintain high quality releases that reduce production incidentsParticipate in code reviews and technical discussions to share knowledge address design risks and drive continuous improvement across microservice architectures and data persistence strategiesAnalyze production metrics and logs to troubleshoot issues in microservices and Mongo DB interactions then implement corrective actions that reduce downtime and improve user experience for general customersContribute to performance tuning activities by profiling Java Springboot services optimizing database queries and refining caching strategies to meet stringent response time and scalability goalsSupport deployment pipelines by collaborating with DevOps teams to ensure microservices are packaged configured and released consistently across test and production environments without impacting day shift stabilityApply domain understanding of airline reservation check in and operations flows when available to build features that streamline travel journeys reduce operational friction and increase customer satisfactionDocument technical designs data models and service interfaces in a clear and structured manner so teams across the multinational organization can easily understand maintain and

📌 Systems Integration Engineer - Linux (Barcelona)
🏢 Oxigent
📍 Barcelona