Confiz is seeking skilled Java developers with 3+ years of experience to join our dynamic team. The ideal candidate will have a strong ability to deliver bug-free features, communicate effectively with managers and clients, and meet deadlines consistently.
Responsibilities :
* Develop and Maintain Applications :
Design, develop, and maintain secure, scalable applications using Kotlin, and Java Spring Boot.
* Implement robust RESTful APIs, SOAP APIs, and microservices for seamless integration with other services.
* Data Interchange and Serialization :
Work with JSON and XML for data interchange between services and handle data serialization / deserialization effectively.
* System Design and Architecture :
Apply design patterns and architectural best practices to build efficient, maintainable code.
* Conduct system and component design reviews to ensure compliance with best practices and standards.
* Encryption and Security :
Implement and manage encryption / decryption mechanisms to ensure data security and compliance.
* Ensure secure communication protocols and data storage using encryption standards like AES, RSA, and TLS.
* Production Deployment and Maintenance :
Oversee production deployments, ensuring zero downtime and robust rollback mechanisms.
* Monitor applications post-deployment, handle troubleshooting, and improve system stability.
Establish and manage CI / CD pipelines using tools such as Jenkins, GitLab CI, or GitHub Actions.
* Ensure smooth deployment workflows with automated testing and configuration management.
* Database Management :
Develop database schemas, write optimized queries, and manage integrations with relational databases like MySQL, PostgreSQL, or Oracle.
* Experience with NoSQL databases such as MongoDB, Cassandra, or Redis is a plus.
* Protocol and Communication :
Deep understanding of and secure communication standards.
* Experience with methods (GET, POST, PUT, DELETE) and status codes.
* Testing and Quality Assurance :
Implement unit testing, integration testing, and functional testing using frameworks like JUnit and Mockito.
* Write and maintain thorough test cases to ensure code quality and functionality.
* Collaboration and Mentorship :
Collaborate with cross-functional teams (Product, DevOps, QA) to achieve project goals.
* Mentor junior developers, fostering best practices in code quality, documentation, and testing.
Requirements :
* Bachelor’s degree in computer science or related discipline.
* Java : 3+ years of hands-on experience in Java (preferably Java 11 or later versions).
* Spring Framework : Advanced knowledge of Spring Boot, Spring Data, Spring Security, and Spring Cloud.
* Design Patterns : Deep understanding of design patterns (e.g., Singleton, Factory, Observer) and their practical applications.
* Microservices Architecture : Experience in developing and managing microservices-based architectures.
* SOAP and REST APIs : Hands-on experience with both RESTful and SOAP APIs.
* JSON / XML : Proficiency in JSON and XML for data interchange and processing.
* Protocols : Solid understanding of / protocols, methods, and secure communication standards.
* Encryption / Decryption : Experience implementing encryption / decryption for secure data storage and transfer (AES, RSA, TLS).
* CI / CD Pipelines : Proficiency in CI / CD tools like Jenkins, GitLab CI, or GitHub Actions.
* Database Management : Hands-on experience with relational databases (MySQL, PostgreSQL) and familiarity with NoSQL databases (MongoDB, Redis).
* Version Control and Collaboration : Git for version control; JIRA, Confluence, or similar tools for collaboration.
* Testing Frameworks : Proficient with JUnit, Mockito, or other testing frameworks for unit and integration testing.
* Cloud Platforms : Experience with cloud services such as AWS is highly desirable.
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