Desenvolvedor de back end (JAVA)

We are seeking a skilled Backend Developer to join our team. In this role, you will design and build server-side components, including APIs and databases, using Java and relevant frameworks.

You will ensure clean, maintainable code and collaborate with cross-functional teams to deliver high-quality solutions.

Responsibilities :

• Design and build server-side components, including APIs and databases, using Java and relevant frameworks.
• Implement and integrate RESTful APIs, manage data validation, and handle errors, possibly integrating with external services.
• Design and optimize databases for performance, maintain data integrity, and work with various database systems.
• Conduct unit and integration tests to maintain code quality, identify bugs, and optimize performance.
• Collaborate with frontend developers to integrate systems.
• Enforce backend security through authentication, authorization, and encryption practices.
• Enhance backend performance and scalability, including query optimization and system efficiency improvements.
• Diagnose and fix backend issues, optimize performance, and maintain system stability.
• Engage with cross-functional teams to meet project goals, requiring strong communication and teamwork skills.

Requirements :

• Strong knowledge and experience in Java programming language, including understanding of core concepts, syntax, and best practices.
• Experience in building server-side applications and APIs using Java frameworks such as Spring Boot.
• Proficiency in working with relational databases like MySQL, PostgreSQL, or Oracle, including knowledge of SQL, data modeling, and database optimization.
• Understanding of web development concepts and technologies such as HTTP, RESTful APIs, JSON, and XML.
• Strong understanding and application of OOP principles, including encapsulation, inheritance, and polymorphism.
• Familiarity with popular Java frameworks and libraries such as Spring Framework, Hibernate, or Apache Kafka.
• Experience with unit testing frameworks like JUnit and knowledge of software testing principles and practices.
• Proficiency in using version control systems like Git for code management and collaboration.
• Understanding of security principles and best practices for securing backend applications, including authentication, authorization, and data encryption.
• Knowledge of performance optimization techniques, such as caching, indexing, and query optimization, to ensure efficient and scalable backend systems.

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