Architect - Java Backend

Job description

Senior / Lead Software Engineer - Java, Distributed Systems & Big Data Experience: 9-12yrs Location: Bangalore About the Role We are seeking a highly skilled Senior/Lead Software Engineer with strong expertise in Java, Spring Boot, Microservices, Distributed Systems, and Big Data technologies. In this role, you will design, develop, and optimize scalable, resilient, and high-performance applications that process large volumes of data and support mission-critical business functions. The ideal candidate combines deep backend engineering expertise with hands-on experience in distributed computing, performance optimization, cloud-native architectures, and modern data platforms. Key Responsibilities • Design, develop, test, deploy, document, and maintain scalable full-stack and backend applications. • Architect and enhance microservices-based solutions with a focus on scalability, reliability, and maintainability. • Build and optimize distributed systems capable of handling high-throughput, low-latency workloads. • Design and implement event-driven architectures using Apache Kafka and streaming technologies. • Implement caching strategies using Redis and similar technologies to improve application performance. • Analyze and optimize application performance, memory utilization, JVM behavior, and system throughput. • Solve complex multithreading and concurrency challenges in large-scale distributed environments. • Develop large-scale data processing pipelines and analytics solutions using Big Data technologies. • Build and optimize Retrieval-Augmented Generation (RAG) solutions to power AI-driven chatbot experiences. • Collaborate closely with product managers, architects, and cross-functional teams to deliver business outcomes. • Participate in architecture reviews, technical design discussions, and code reviews. • Troubleshoot production issues and drive long-term reliability and operational improvements. • Champion engineering best practices, automation, testing, observability, and operational excellence. Required Qualifications • Bachelor's or Master's degree in Computer Science, Engineering, or a related field. • 5+ years of professional software development experience. • Strong proficiency in Java and object-oriented design principles. • Hands-on experience with Java, Spring Boot, Spring Data, SQL, and Apache Kafka. • Experience designing, developing, and deploying microservices-based applications. • Strong understanding of distributed systems concepts, including: • Scalability • Consistency models • Fault tolerance • High availability • Distributed transactions • Experience with Redis or similar distributed caching technologies. • Strong expertise in Apache Kafka and event-driven architectures. • Deep understanding of multithreading, concurrency, and JVM internals. • Experience with performance tuning, profiling, and application optimization. • Strong knowledge of RESTful APIs and service integration patterns. • Experience with relational and NoSQL databases. • Proficiency with Git, CI/CD pipelines, and modern software engineering practices. • Experience with Kubernetes, Docker, and container orchestration platforms. • Strong problem-solving, communication, and collaboration skills. • Ability to thrive in an Agile development environment. Good to Have Qualifications • Experience with Big Data technologies such as Scala, Apache Spark, Google BigQuery, Google Dataproc, DBT, and AtScale. • Exposure to observability platforms and monitoring tools such as Prometheus and Grafana. Required Skills