Company Description
For More Open Positions Visit us at:
http://recruiting.woongjininc.com/ Our Mission WOONGJIN INC. is a rapidly growing team who provides a range of unique, exceptional, and enhanced services to our clients. We have a strong moral code that includes the service of goodness without expectations of reward. We are motivated by the sense of responsibility and servant leadership.
Benefits
- Medical Insurance
- Vision Insurance
- Dental Insurance
- 401(k)
- Paid Sick hours
Job Description
We are seeking an experienced Java Back-end Developer to join our team. The ideal candidate will be responsible for designing, developing, and maintaining robust and scalable back-end solutions using Java and related technologies. This Senior Developer will work closely with cross-functional teams to deliver high-quality software solutions that meet our business needs.
Responsibilities:
- Design, develop and maintain high quality, production grade and secure RESTful web services and APIs using Java and Spring Framework, while modeling best practices for reliability, testability and operational excellence.
- Work with Spring Framework modules, including Spring Core, Spring MVC, Spring Security, Spring Data, Spring JDBC, and Spring Batch.
- Implement database integration using MyBatis, JDBC, Hibernate/JPA, and Oracle SQL.
- Implement caching mechanisms to improve application performance and scalability.
- Handle data serialization and deserialization using JSON, XML, Jackson, and other serialization frameworks.
- Develop and maintain API documentation using SpringFox and Swagger/OpenAPI.
- Implement real-time communication and integrations using WebSocket.
- Understand CDN integration, caching strategies, and content delivery optimization.
- Deploy, configure, monitor, and troubleshoot applications on Apache Tomcat and Oracle WebLogic.
- Implement application security using OAuth 2.0, JWT, SSO, and SSL/TLS.
- Develop unit and integration tests and participate in code reviews.
- Work with Maven, Git/GitHub, Jenkins, and CI/CD pipelines.
- Integrate and apply AI techniques (LLMs, AI assisted development tools etc.) to improve software engineering workflows, developer productivity and operational efficiency.
- Participate in production support, performance tuning, debugging, and root-cause analysis.
- Share your passion for staying on top of tech trends, experimenting and learning new technologies, and mentoring other members of our Engineering team.
Qualifications
- Bachelor's degree in Computer Science, Engineering, or a related field.
- 5 Plus years of experience in Java back-end development.
- Proficiency in Java programming language and related frameworks (e.g., Spring, Spring Boot, Spring Batch).
- Strong understanding of object-oriented programming principles, data structures, and algorithms.
- Experience with Oracle SQL and database design principles.
- Proficiency in RESTful web services and API development.
- Experience with build tools such as Maven.
- Knowledge of version control systems, particularly Git.
- Strong knowledge of application servers such as Tomcat and WebLogic.
- Experience with continuous integration tools such as Jenkins.
- Familiarity with automated testing frameworks such as JUnit.
- Understanding of authentication and authorization mechanisms, including OAuth.
- Knowledge of SOAP web services and related technologies.
- Strong problem-solving skills and attention to detail.
- Excellent communication and collaboration skills.
- Ability to work effectively in a fast-paced, agile environment.
- Self-motivated, eager to learn, and willing to take on new challenges while actively contributing to team goals.
Preferred Qualifications:
- Experience with other databases such as MySQL, PostgreSQL, or MongoDB.
- Familiarity with continuous integration/continuous deployment (CI/CD) pipelines.
- Understanding of software development best practices and design patterns.
- Experience with Python.
Additional Information All your information will be kept confidential according to EEO guidelines.
