About The Job We are seeking Java Developers with 4-6 years of experience to join our engineering team. The ideal candidate will be strong in Java, Spring, AWS, and databases, with hands-on experience in SQL query development and optimization. Experience with analytics/reporting tools such as Apache Superset, Claude Code, and the USA healthcare domain is a plus. Core Responsibilities
• Design and develop scalable applications using Java, Spring Boot, and related technologies.
• Develop REST APIs and backend services using Spring Boot.
• Write complex SQL queries and optimize database performance using indexing and execution plans.
• Work with PostgreSQL and MySQL databases.
• Support analytics, reporting, and data-driven application features.
• Leverage AWS services for application development and deployment.
• Work with Kafka/RabbitMQ, Docker, and CI/CD tools as required.
• Use AI-assisted development tools such as Claude Code to improve development productivity.
• Participate in Agile development, testing, and code reviews. Required Skills
• Solid in Java, Spring Boot,



Spring Data/JPA, Spring Cloud, Angular/React.
• Strong SQL skills with experience in query optimization.
• Solid understanding of SQL (PostgreSQL, MySQL) and NoSQL (MongoDB).
• Hands-on with AWS (EC2, Lambda, S3, RDS, IAM, etc.).
• Experience with Claude Code or similar AI coding assistant tools.
• Experience with Apache Superset or other analytics/reporting tools is a plus.
• Familiar with Kafka or RabbitMQ for messaging.
• Working knowledge of Docker and CI/CD tools.
• USA healthcare domain experience is a plus.
• Testing experience with JUnit, Jasmine, and Karma.
• Agile mindset with strong communication and collaboration skills. Qualifications
• Bachelors / Master's degree in Computer Science, Engineering, or related field.
• 4-6 years of professional experience in Java development.
• Strong problem-solving attitude and a passion for learning new tech. (ref:hirist.tech)

📌 Mindfire Solutions (Kolkata)
🏢 Mindfire Solutions
📍 Kolkata