We are looking for a Senior Java Backend Developer to join our team. Our client is a fintech company revolutionizing the financial services industry with cutting-edge digital solutions. What you'll do:Design, implement, and maintain scalable backend systems using Java and Spring BootDevelop and optimize RESTful APIs and microservicesIntegrate with SQL and No SQL databases for efficient data storage and retrievalImplement and manage security protocols using Spring SecurityDeploy and manage containerized applications using KubernetesCollaborate with cross-functional teams to define, design, and ship new featuresParticipate in code reviews, unit testing, and documentationEnsure best practices in Git-based version control and CI/CD pipelinesWhat you will need to bring:7+ years of professional experience in backend developmentStrong proficiency in Java and Spring BootExperience with Kubernetes for container orchestrationSolid understanding of JPA/Hibernate and relational database designKnowledge of Spring Security and authentication/authorization mechanismsHands-on experience with SQL (e.g., Postgre SQL, My SQL)Exposure to No SQL databases (e.g., Mongo DB, Cassandra) is a plusProficient in Git for version controlExcellent problem-solving skills and attention to detailFluent English communication skills, both written and spokenWhat can Syone offer me:Integration in an organization with profound and sustained growth and involvement in pioneering projects with innovative technological solutions;Strong IT training plans;Professional evolution with intervention in ambitious technological projects, both national and internationally.