• Develop and maintain backend services using Java (17+) and Spring Boot • Design and optimize REST APIs and microservices • Work with PostgreSQL databases • Deploy and manage applications in AWS • Participate in on-call rotation for production support

• BACKEND COMMUNITY is designed for those experienced in developing services and business logic to help companies get their bases right.

• Development of CPQ in a project for an international medical device company • Techstack: Java, Spring-Boot, Docker, Kubernetes, AWS, Rest, SQL • Integrating CPQ with Salesforce platform • Knowledge of good practices: unit testing, Clean Code, Git, Code Review • Creating and maintaining documentation of delivered solution • Working directly with our international team

Astro Sirens LLC is seeking an experienced Senior Java Developer to design, build, and maintain scalable enterprise applications and backend services that support critical business operations. This role requires strong expertise in Java development, modern backend frameworks, cloud technologies, and distributed systems. The ideal candidate will work closely with product, engineering, and cross-functional stakeholders to deliver secure, high-quality, and maintainable software solutions in a fast-paced environment. This position is well suited for a hands-on engineer who is comfortable developing robust microservices, building scalable APIs, optimizing system performance, and contributing to architecture and technical design decisions. The successful candidate will bring strong problem-solving skills, sound engineering judgment, and the ability to collaborate effectively with both technical and non-technical teams while working remotely within U.S. time zones.