Sr. Application Developer (Tech Lead)

Must be able to speak Korean/English bilingual Job Description Design, develop, and maintain robust, scalable applications and modules, writing clean, efficient, and well-documented code Manage the entire software development lifecycle, including planning, prioritizing, testing, and releases, often using Agile methodologies Lead, guide, and mentor junior developers, conducting code reviews and ensuring adherence to best practices Work closely with project managers, business analysts, designers, and other engineers to define requirements and deliver innovative solutions Implement automated testing, debug issues, troubleshoot complex problems, and ensure application security and performance Contribute to high-level application design and database architecture Participate in internal and external meetings to gather the business requirements and suggest solutions Analyze the business requirements and suggest the best practice to apply to the business requirements Write clean code to produce fully functional backend processes and frontend UI modules Develop a new or existing system of frontend UI and APIs Write unit, integration, and production test scenarios Troubleshoot and debug to optimize application performance Liaise with the development team to identify and plan new features Ensure the developed modules comply with company quality assurance standards Research and suggest new technologies, applications, and protocols Be an individual contributor when it comes to designing and developing frameworks and critical pieces of code that have a wider impact Create detailed technical plans for the execution and implementation of projects Be available to answer technical questions, clarifications, and clear obstacles for the team Being transparent with the team about challenges, failures, and successes Qualifications 10+ years of application development experience Bachelor’s degree in computer science, engineering, or a related field Extensive knowledge of Java development. This includes the whole process, from the first line of code to implementation in the production environment Deep knowledge of operating systems, including but not limited to Proficiency with writing automated tests in JUnit, Espresso, Mocha, Jest, Enzyme, XCTest, etc. Proficiency in Java, with a good understanding of its ecosystems Sound knowledge of Object-Oriented Programming (OOP) Patterns and Concepts Familiarity with different design and architectural patterns Skill for writing reusable Java libraries Know-how of Java concurrency patterns Good understanding of the concepts of MVC (Model-View-Controller) Pattern, JDBC (Java Database Connectivity), and RESTful web services Experience in working with popular web application frameworks like Play and Spark Relevant Knowledge of Java GUI frameworks like Swing, SWT, and AWT according to project requirements Extensive knowledge of the class loading mechanism in Java Experience in handling external and embedded databases such as Oracle, MS SQL, etc. Understanding basic design principles behind a scalable application Skilled at creating database schemas that characterize and support business processes Basic knowledge of JVM (Java Virtual Machine), its drawbacks, weaknesses, and workarounds Implementing automated testing platforms and unit tests In-depth knowledge of code versioning tools, for instance, Git Expertise in continuous integration Experience in Java Server Pages (JSP) and servlets, Web frameworks like Struts and Spring Abstract classes and interfaces Constructors, lists, maps, sets File IO and serialization, Exceptions, and Generics Multithreading and Synchronization Experience with profiling and debugging Java-based applications and products Experience integrating with backend systems preferred, such as ERPs, WMS, OMS, etc. Solid knowledge of performance Improvement best practices Experience in a similar role would be advantageous Willingness to build professional relationships with staff and clients Excellent communication, motivational, and interpersonal skills Additional Information All your information will be kept confidential according to EEO guidelines. #J-18808-Ljbffr SBT Global, Inc.