Senior Java Developer

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.