Sigma Infosolution - Java/Spring Boot Developer - eCommerce

Job Description

About The Role We are seeking an experienced Java/Spring Boot Developer with a strong background in eCommerce platforms and applications. The ideal candidate will design, develop, and optimize scalable backend systems and microservices to deliver high-performance online shopping and order management experiences. Exposure to logistics or supply chain systems will be an added advantage. Key Responsibilities Develop and maintain RESTful APIs and backend microservices using Java and Spring Boot. Collaborate with frontend, DevOps, QA, and product teams to deliver secure, scalable eCommerce solutions. Integrate with key modules such as payment gateways, product catalogs, order management, inventory, and shipping systems. Enhance system performance, reliability, and scalability for high-traffic online stores. Design and optimize relational and NoSQL database models (MySQL, PostgreSQL, MongoDB, etc. Implement best practices for application security, authentication, and data protection. Troubleshoot and resolve production issues with a focus on performance and customer impact. Required Skills & Experience Strong proficiency in Java (8 or above) with hands-on experience in Spring Boot and Spring Security frameworks. Experience in developing and integrating RESTful backend APIs and microservices with modern frontend frameworks such as React.js, Next.js, or similar technologies. Solid understanding of eCommerce business processes product catalog, cart, checkout, order lifecycle, pricing, and customer management. Experience integrating with payment gateways, shipping APIs, and thirdparty eCommerce platforms. Expertise in JPA/Hibernate, PostgreSQL and database schema design. Experience with message queues and asynchronous processing. Exposure to Docker, CI/CD pipelines, and cloud platforms (AWS, Azure, or GCP). Version control proficiency with Git and collaborative tools (JIRA, Confluence, etc. Experience in customizing and developing solutions on Magento / Adobe Commerce, Shopify / Shopify Plus, or other eCommerce platforms. Good To Have Experience or understanding of Logistics, Supply Chain Management, or Warehouse Management Systems (WMS). Experience using application monitoring and performance tools (New Relic, Grafana, ELK, etc. Soft Skills Strong analytical, problem-solving, and debugging abilities. Excellent communication and teamwork skills. Ability to work independently in a fast-paced, agile development environment. Magento QA Engineer (ref:hirist.tech)