Developer (API/UI)

Responsibilities Kforce has a client that is seeking a Developer (AP/UI) in Maryland Heights, MO. Responsibilities: • Design, develop, and maintain RESTful APIs using Java and Spring Boot • Build, test, and optimize user interfaces using ReactJS • Collaborate with cross-functional teams to define technical requirements and deliver solutions • Implement clean, efficient, and reusable code following OOP principles and best practices • Leverage version control (Git) and CI/CD tools for development and deployment • Write unit tests and contribute to code reviews to ensure code quality • Troubleshoot, debug, and resolve issues across the full technology stack • Stay up to date with emerging tools, technologies, and best practices in full stack development Requirements • The client is looking for a UI Developer or API Developer with strong experience in both backend API development and frontend UI development • Solid foundation in Java and Spring Boot for building scalable RESTful APIs, coupled with hands-on expertise in ReactJS for building modern, responsive user interfaces • Strong working knowledge of Spring Boot and Java 8+ • Solid understanding of RESTful API design principles • Proficiency in ReactJS, including hooks, state/props, memoization, and lifecycle methods • Strong understanding of JavaScript fundamentals, including Promises, async/await, and shallow vs. deep copy • Experience with Git version control • Solid understanding of OOP concepts • Familiarity with unit testing frameworks and continuous integration tools • Problem-solving skills, a deep understanding of software development fundamentals, and the ability to effectively communicate technical concepts to team members and stakeholders • Strong communication and collaboration skills Preferred Skills • Telecom industry background • Experience working in Agile environments • Exposure to both frontend and backend performance optimization The pay range is the lowest to highest compensation we reasonably in good faith believe we would pay at posting for this role. We may ultimately pay more or less than this range. Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs. This range may be modified in the future. We offer comprehensive benefits including medical/dental/vision insurance, HSA, FSA, 401(k), and life, disability & ADD insurance to eligible employees. Salaried personnel receive paid time off. Hourly employees are not eligible for paid time off unless required by law. Hourly employees on a Service Contract Act project are eligible for paid sick leave. Note: Pay is not considered compensation until it is earned, vested and determinable. The amount and availability of any compensation remains in Kforce's sole discretion unless and until paid and may be modified in its discretion consistent with the law. This job is not eligible for bonuses, incentives or commissions. Kforce is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. By clicking “Apply Today” you agree to receive calls, AI-generated calls, text messages or emails from Kforce and its affiliates, and service providers. Note that if you choose to communicate with Kforce via text messaging the frequency may vary, and message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You will always have the right to cease communicating via text by using key words such as STOP.