Mirrai Careers

Senior Java Developer

AIOPSGROUP AD

Sofia, Bulgaria, Bulgaria Posted 30+ days ago
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About us: valantic BG is a multidisciplinary digital competency center that builds extensive e-commerce expertise and a track record of successfully delivered projects. We provide specialized services at the intersection of e-commerce, data, and technology. Our portfolio includes Consulting, Customer Acquisition & Retention, Commerce Implementation, CX Monitoring, and 24/7 Support Services. We are committed to helping global enterprise clients achieve sustainable digital growth, while maintaining strong client relationships and delivering meaningful results. valantic is a leading provider of digital transformation services and one of the most dynamic companies in the fields of digital solutions, consulting, and software. The company is trusted by numerous major brands and internationally recognized organizations. With its unique structure of divisions, competence centers, and expert teams, valantic offers solutions tailored precisely to the digitalization needs of modern businesses—from strategy to implementation.   What Are You Going to Do? We are looking to hire a Senior Java Developer to join our nearshoring team and work on innovative eMobility projects for a renowned German sports car manufacturer. You will be part of a cross-functional Agile team responsible for developing, maintaining, and operating business-critical backend systems that enable electric vehicle charging services across Europe. You’ll work on microservices architecture, build and integrate secure REST APIs, and write robust unit and integration tests.The role includes backend development, 3rd level support, and occasional on-call duty.   Main Responsibilities: * Develop and maintain high-performance backend systems using Java 17+, Spring Boot, and Hibernate/JPA. * Design and integrate REST APIs, including mTLS-based secure communication. * Contribute to microservices architecture and ensure CleanCode practices. * Implement efficient unit, integration, and system tests. * Collaborate closely with stakeholders to challenge requirements, clarify technical details, and present results effectively.   What Do We Expect? * 5+ years of professional Java backend development experience. * Strong knowledge of Spring Boot, Hibernate/JPA, and SQL. * Proven experience in designing and consuming REST APIs. * AWS Developer Associate Certification (or higher) * Hands-on AWS project experience (min. 1 year), including VPC, Route 53, ECS, Lambda, DynamoDB, Aurora, CloudWatch, SQS/SNS, API Gateway * Git proficiency. * Microservices design expertise. * Fluent English (C1 preferred, B2 minimum)   At least one of the following skills: * Frontend Development (Angular 16+ & Angular Material UI). * Reactive Programming & Quarkus. * Backend Test Automation (integration & system tests)   Nice to have (big advantage): * CI/CD with GitLab, Terraform, Clean Architecture, OpenTelemetry. * Kafka, Splunk, Grafana, Prometheus. * eMobility knowledge (OCPP, OCPI, OICP, MSP, CPO, Hubject)     Why Join Us? * Competitive remunerations and benefits package * Opportunity to grow your career and get exposure to international brands, working on complex multi-technology projects * Long-term project stability with continuous innovation * Friendly, yet competitive work environment where everyone’s success is celebrated * Flexible working hours/working location

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