Senior Java Developer

Job description

We are looking for an experienced Senior Java Developer who has 4–6 years of experience and can take ownership of designing and delivering high-quality backend solutions. The right candidate will not only write clean, scalable code but also bring architectural insight, leadership, and problem-solving skills to our growing engineering team. Application Development: Design, develop, and maintain enterprise-grade Java applications with strong focus on scalability, performance, and security. Backend Engineering: Build and optimize backend systems using Spring Boot , Hibernate, and REST APIs , ensuring smooth integration across services. Architecture & Scalability: Contribute to system design and microservices architecture , making sure solutions are future-proof and cloud-ready. Cross-functional Collaboration: Work closely with Product Managers, QA, and DevOps to deliver new features and enhancements that align with business goals. Code Quality & Mentorship: Lead by example in code reviews, testing, and documentation , while guiding junior developers to improve their technical skills. Performance & Reliability: Conduct profiling, debugging, and optimization to maintain system reliability under heavy loads. Bachelor’s degree in Computer Science, Software Engineering , or related field. 4–6 years of professional, hands-on Java development experience in high-performance applications. Strong expertise in: Spring Framework / Spring Boot Hibernate / JPA SQL & NoSQL Databases (MySQL, PostgreSQL, MongoDB, etc.) Proven experience in Microservices architecture and Cloud platforms (AWS, Azure, or GCP). Solid understanding of design patterns, clean code principles, and software architecture best practices. Familiarity with CI/CD pipelines, Docker, and Kubernetes is a strong plus. Excellent problem-solving skills, debugging ability, and analytical thinking . Strong communication skills with the ability to collaborate across teams and lead discussions. 💡 Why Join Polygon Technology? Be part of a fast-growing tech company delivering data-driven solutions Work with cutting-edge technologies and mission-critical systems Collaborate with a skilled and experienced engineering team Competitive salary and growth-oriented environment Other Information Salary Range: As per company policy Employment Type: Full Time Perks: Fully subsidized meals Routine: Sunday - Thursday Across Bangladesh (on-site required) At Polygon Technology, we specialize in building cutting-edge software solutions that empower businesses around the world. With a strong focus on innovation, quality, and user experience, we are proud to deliver high-performance applications across platforms. Our team is driven by a passion for technology, a commitment to excellence, and a collaborative spirit.