Full Stack Java Developer – Bilingual Mandarin

Phoenix, AZ

Founded in 1988, Marketech International Corp. (MIC) is a global technology and engineering company supporting semiconductor, high-tech manufacturing, cleanroom, and mission-critical facility projects.

Through Marketech International Corporation USA, we provide engineering, construction, facility integration, and technical services to major semiconductor and industrial projects across the United States.

Marketech International Corporation USA is seeking an experienced Java Software Engineer (Full Stack) to develop, enhance, and maintain enterprise-level Supply Chain Management (SCM) applications and internal business systems.

This is a hands-on software engineering position focused on building reliable, scalable applications using Java, Spring Boot, React, Type Script, and SQL Server
.

The successful candidate will contribute to the full software development lifecycle, including backend and frontend development, API integration, database development, testing, deployment, troubleshooting, and production support.

You will collaborate with internal business users, operations teams, and distributed engineering teams to develop software solutions that improve business processes and operational efficiency.

Professional proficiency in Mandarin Chinese is required to communicate effectively with key stakeholders and engineering teams.

Design, develop, test, deploy, and maintain enterprise-level SCM applications and related business systems.

Develop and maintain backend services using Java, Spring Boot, and MyBatis-Plus or similar persistence frameworks.

Build responsive, maintainable frontend applications using React and Type Script.

Design, develop, and integrate RESTful APIs connecting internal and external systems.

Translate business requirements into scalable application features and technical solutions.

Participate in code reviews, debugging, testing, and continuous application improvement.

Design, develop, and optimize SQL Server queries, stored procedures, and database logic.

Support database integration, data validation, and application-level data processing.

Implement reliable and efficient data access using MyBatis-Plus or comparable ORM frameworks.

Troubleshoot application and database performance issues and implement appropriate improvements.

Support integrations with enterprise business systems and operational platforms.

Participate in the full software development lifecycle, from requirements and technical design through deployment and maintenance.

Develop and execute unit, integration, and system tests to maintain application quality and reliability.

Troubleshoot production incidents, investigate root causes, and implement bug fixes.

Support application deployment, CI/CD processes, monitoring, and performance optimization.

Maintain technical documentation covering application architecture, APIs, database logic, and system configurations.

Provide application-level technical support and collaborate with users to resolve system-related issues.

Work closely with business users, operations teams, and distributed engineering teams to deliver effective software solutions.

Communicate technical requirements, development progress, issues, and solutions clearly.

Participate in technical discussions, system improvements, and ongoing application enhancements.

Collaborate across teams to ensure applications support business requirements and operational objectives.

Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field, or equivalent practical experience.

3+ years of professional full-stack software development experience
, including hands-on development of production enterprise applications.

Strong professional experience with Java and Spring Boot
, including backend service development and RESTful API integration.

Hands-on experience developing frontend applications using React and Type Script .

Strong proficiency in SQL Server
, including writing, maintaining, and optimizing SQL queries and stored procedures.

Experience with
MyBatis-Plus or similar ORM/persistence frameworks
.

Solid understanding of object-oriented programming, software architecture, and application development best practices.

Experience with Git, software testing, debugging, CI/CD, application deployment, and…