Software Developer - Full Stack

Full Stack Java / React Engineer We are seeking a highly experienced Full Stack Engineer to support a critical modernization and conversion. This role will focus on building and enhancing scalable, cloud-ready applications using Java, Spring Boot, and React. The ideal candidate is hands-on, technically strong across both back-end and front-end development, and comfortable working in a collaborative, fast-paced environment. This is an onsite position based in Hopkins, Minnesota, supporting a high-visibility enterprise modernization effort. Key Responsibilities The engineer will be responsible for designing, developing, and maintaining modern applications and services. Daily responsibilities include: Designing and building scalable Java and Spring Boot microservices that expose secure and performant RESTful APIs. Leveraging Spring Cloud components (Config Server, Eureka, Gateway, Circuit Breakers) to support service discovery, configuration management, and resilience. Developing responsive and maintainable React applications, with strong use of hooks, state management, and component lifecycle best practices. Writing clean, type-safe front-end code using TypeScript with React. Integrating front-end applications with Spring Boot back-end services through well-defined APIs. Working with relational databases such as MySQL or PostgreSQL, using JPA/Hibernate for data persistence and ORM. Supporting CI/CD pipelines using tools such as Jenkins, GitHub Actions, or GitLab, ensuring reliable builds and deployments. Containerizing and deploying services using Docker and Kubernetes in a microservices-based environment. Implementing authentication and authorization using Spring Security and JWT. Writing and maintaining automated tests, including JUnit and Mockito for back-end services and Jest or React Testing Library for front-end applications. Required Skills & Experience 810 years of professional software development experience Strong expertise in Java and Spring Boot Hands-on experience with React and TypeScript Solid understanding of microservices architecture and RESTful API design Experience with Spring Cloud, CI/CD pipelines, Docker, and Kubernetes Knowledge of relational databases and ORM frameworks Strong testing mindset across both front-end and back-end Interview Process Number of rounds: 1 Format: Video interview Interview style: In-depth technical questionnaire with a strong focus on hands-on experience and technical fundamentals EEO Employer Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or 844-463-6178.

Created: 2026-04-03