Java Backend Developer (Spring Boot, Microservices, Kafka)

CTG is seeking an experienced Java Backend Developer to design, develop, and support scalable enterprise applications using modern Java technologies. The ideal candidate will have deep expertise in Java, Spring Boot, microservices architecture, Kafka, and cloud-native development practices. Location: Remote Duration: 11 months Key Responsibilities: Develop and maintain backend services using Java 17+/Java 21 and Spring Boot. Design, build, and scale microservices-based applications. Develop RESTful APIs and implement secure, reliable backend solutions. Design and support Kafka-based messaging and event-driven architectures. Troubleshoot complex issues in distributed systems and improve application performance. Optimize SQL queries and database performance. Build and deploy containerized applications using Docker and Kubernetes. Participate in code reviews, CI/CD processes, and architecture discussions. Required Skills & Experience: 7+ years of backend or full stack software development experience. Expert-level Java 21 or Java 17+ development experience. Extensive Spring Boot experience, including Spring Data, Spring MVC, and Spring Security. Strong experience designing and implementing microservices architectures. Advanced knowledge of software design patterns and system architecture principles. Strong SQL skills with database performance tuning experience. Experience with Git, branching strategies, and CI practices. Hands-on experience with Kafka and distributed messaging systems. Strong knowledge of Docker, Kubernetes, and container orchestration. Preferred Qualifications: Experience with AWS, Azure, or GCP cloud platforms. Experience with API gateways or service mesh technologies. Background in application performance tuning and security hardening. Education: Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field preferred, or equivalent professional experience. Excellent verbal and written English communication skills and the ability to interact professionally with a diverse group are required. CTG does not accept unsolicited resumes from headhunters, recruitment agencies, or fee based recruitment services for this role. To Apply: To be considered, please apply directly to this requisition using the link provided. Kindly forward this to any other interested parties. Thank you! The expected base salary for this position ranges from $50.00 to $55.00/hour. Salary offers are based on a wide range of factors including relevant skills, training, experience, education, market factors, and where applicable, licensure or certifications obtained. In addition to salary, a competitive benefit package is also offered. About CTG CTG, a Cegeka company, delivers IT and business solutions that enhance clients’ digital agility, empowering them to seize new opportunities and overcome any challenge. Backed by more than 60 years’ experience and a commitment to being a reliable, results-driven partner, we work shoulder to shoulder with clients to shape digital together. Our vision is to be an indispensable partner to our clients and the preferred career destination for digital and technology experts. With more than 9,000 team members in over 15 countries, we combine global expertise with local insight to deliver innovative solutions. We operate across the Americas, Europe, and India, working with over 3,000 clients in many of today's highest-growth industries. Together, we shape what’s next—working shoulder to shoulder to deliver impactful solutions for our clients and society. Our culture is built by the people who work at CTG, the values we hold, and the actions we take. It's a living, breathing thing that is renewed every day through the ways we engage with each other, our clients, and our communities. At CTG, you’ll find a workplace where you are encouraged to grow, supported in your ambitions, and empowered to shape your own career journey. For more information, visit www.ctg.com. CTG will consider for employment all qualified applicants including those with criminal histories in a manner consistent with the requirements of all applicable local, state, and federal laws. CTG is an Equal Opportunity Employer. CTG will assure equal opportunity and consideration to all applicants and employees in recruitment, selection, placement, training, benefits, compensation, promotion, transfer, and release of individuals without regard to race, creed, religion, color, national origin, sex, sexual orientation, gender identity and gender expression, age, disability, marital or veteran status, citizenship status, or any other discriminatory factors as required by law. CTG is fully committed to promoting employment opportunities for members of protected classes.