Java Backend Developer

Java Backend Developer :Location : Gurugram (Work from Office)Experience : 37 YearsQualification : B.E/B.Tech in Computer Science or Information TechnologyNotice Period : Immediate Joiners Intellismith :Founded in 2019, Intellismith is a dynamic HR service and technology startup on a mission to solve Indias employability challenges. With offices in Noida, Chennai, Mumbai, and Bangalore, we collaborate with top BFSI and IT brands.Currently, we are transitioning from a service-oriented model to a product-focused organisation by building a cutting-edge skilling platform that equips Indian youth with domain-specific training, making them job-ready for the competitive global market.We are also a leading outsourcing partner for global enterprises. For this role, you will work on a project for our client the largest provider of telecom and mobile money services in 14 countries across Sub-Saharan, Central, and Western Africa.Why Join Intellismith ?- Impactful Mission: Contribute to bridging Indias employability gap and transforming lives.- Innovation and Growth: Be part of our journey as we evolve into a product-led company.- Collaborative Environment: Work with high-performing, diverse teams across locations.- Entrepreneurial Spirit: Your ideas matter; we encourage ownership and Overview :We are seeking a skilled Java Backend Developer with hands-on experience in building scalable, high-performance, and distributed backend systems. The role requires expertise in Core Java, Spring Boot, Microservices, Redis, and Kafka, along with strong problem-solving abilities in data structures and algorithms. You will be responsible for designing, developing, and maintaining robust backend services that support mission-critical systems.Key Responsibilities :- Design, develop, and maintain backend applications using Java, Spring Boot, and Microservices architecture.- Develop RESTful APIs for seamless integration with frontend and third-party applications.- Optimize application performance and ensure high availability, scalability, and resilience.- Implement best practices in object-oriented design, clean code principles, and system architecture.- Work with SQL/NoSQL databases (MySQL, PostgreSQL, MongoDB, etc.) for data persistence and retrieval.- Integrate and optimize Kafka for high-throughput data streaming and Redis for caching solutions.- Collaborate with cross-functional teams to gather requirements, define solutions, and deliver features.- Participate in code reviews, testing, debugging, and troubleshooting production issues.- Manage source code with Git/BitBucket and participate in continuous integration/deployment pipelines.- Stay updated with emerging technologies and contribute to architectural Skills :- Core Java with strong OOP concepts.- Spring Boot and hands-on experience in developing REST APIs.- Microservices architecture design, development, and deployment.- Data Structures & Algorithms problem-solving and optimization skills.- Kafka event-driven architecture and message streaming.- Redis caching strategies for high-performance Skills (Good to Have) :- Strong knowledge of SQL/NoSQL databases.- Hands-on experience with Jenkins and CI/CD pipelines.- Experience in both Monolithic and Microservices architectures.- Familiarity with cloud platforms (AWS, GCP, Azure) is a Skills :- Strong analytical and problem-solving skills.- Excellent communication and collaboration abilities.- Ability to work in a fast-paced, deadline-driven environment.- Ownership mindset with a passion for building high-quality products (ref:hirist.tech)