Senior Java Backend & Kotlin Developer

About the job

Job Summary : We are seeking a highly skilled Senior Java Backend & Kotlin Developer with strong hands-on experience in building scalable, high-performance systems. The ideal candidate should have prior experience in a product-based company and a proven track record of delivering robust backend solutions. Prior experience in a product-based company is mandatory. Required Skills & Qualifications : • 7–10 years of experience in backend software development. • Strong proficiency in Java , Spring Boot , Microservices architecture , and Kotlin . • Hands-on experience with RESTful APIs , CI / CD pipelines , and cloud environments (AWS / GCP / Azure) . • Solid understanding of data structures, algorithms , and object-oriented programming . Key Responsibilities : • Design, develop, and maintain backend services using Java (Spring Boot, Microservices) and Kotlin . • Collaborate with product managers, architects, and other developers to deliver high-quality software. • Write clean, efficient, and maintainable code with proper testing and documentation. • Optimize backend systems for performance, scalability, and reliability . • Contribute to system architecture, design discussions, and technical decision-making. • Troubleshoot and debug applications to ensure smooth functionality.

Requirements

• Java
• Spring Boot
• Microservices
• Kotlin

Qualifications

• 7-10 years of experience in backend software development
• Strong proficiency in Java and Spring Boot

Preferred Technologies

• Java
• Spring Boot
• Microservices
• Kotlin

About the company

Avensys is a reputed global IT professional services company headquartered in Singapore. Our service spectrum includes enterprise solution consulting, business intelligence, business process automation and managed services. Given our decade of success, we have evolved to become one of the top trusted providers in Singapore and service a client base across banking and financial services, insurance, information technology, healthcare, retail and supply chain.