Java Back-end Developer

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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. The Back-end Developer will work closely with cross-functional teams to deliver high-quality software solutions that meet our business needs.

 

Responsibilities:

• Design, develop, and maintain Java-based back-end applications, services, and APIs.
• Write efficient, reusable, and well-documented code following industry best practices and coding standards.
• Collaborate with front-end developers, product managers, and other stakeholders to understand requirements and translate them into technical solutions.
• Implement and maintain database schemas, write complex SQL queries, and optimize database performance using Oracle SQL.
• Develop and consume RESTful web services to enable seamless integration with external systems.
• Utilize Spring framework and its various modules (e.g., Spring Boot, Spring Batch) for building enterprise-level applications.
• Manage project dependencies and build processes using Maven.
• Work with version control systems such as Git for code management and collaboration.
• Perform unit testing, integration testing, and debugging to ensure the quality and reliability of back-end components.
• Stay updated on emerging technologies, trends, and best practices in back-end development.

   

Qualifications

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 5 + 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.
• Familiarity with RESTful web services and API development.
• Experience with build tools such as Maven.
• Knowledge of version control systems, particularly Git.
• Strong problem-solving skills and attention to detail.
• Excellent communication and collaboration skills.
• Ability to work effectively in a fast-paced, agile environment.
• 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.

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.

 

Additional Information

All your information will be kept confidential according to EEO guidelines.

 *** NO C2C ***