Senior Java Backend Engineer

Job Description Roles & Responsibilities We are looking for a Senior Backend Engineer (Java) with strong experience in building scalable, high-performance backend services and REST APIs using Java and Spring Boot . The ideal candidate will have hands-on experience developing microservices, event-driven systems, and distributed applications that operate reliably under heavy load. The role involves designing and developing backend services, working with relational databases and caching technologies, implementing event-driven architectures, and optimizing application performance. You will also contribute to CI/CD pipelines, automated testing, code reviews, and software design practices. Key Responsibilities Design, develop, and maintain high-performance backend services and REST APIs using Java and Spring Boot. Build and maintain scalable microservices with a focus on reliability, maintainability, and performance. Develop event-driven architectures and asynchronous processing flows using Kafka or similar streaming platforms. Design and optimize relational database solutions , including PostgreSQL, with a strong focus on query performance and efficient data handling. Implement and optimize caching solutions using Redis, Ignite, or similar technologies. Develop and integrate gRPC services for efficient communication between distributed services. Design and implement multi-tenant backend services , ensuring appropriate tenant isolation, scalability, and security. Containerize and deploy services using Docker and Kubernetes . Contribute to CI/CD pipelines and automated deployment processes. Write unit, integration, and performance tests to ensure application reliability and quality. Apply appropriate design patterns, clean code principles, and software engineering best practices . Participate in code reviews , technical discussions, and architectural decisions. Perform performance profiling, troubleshooting, and tuning to optimize services under heavy workloads. Monitor and analyze application performance, database queries, resource utilization, and system bottlenecks. Collaborate with other engineers and teams to design and deliver reliable distributed systems. Requirements 5+ years of professional software development experience , with strong hands-on experience in Java. Strong production experience with Java and Spring Boot . Proven experience building microservices and REST APIs at scale . Hands-on experience with Kafka or similar event-streaming platforms . Strong knowledge of PostgreSQL or other relational databases , including query optimization and database performance. Experience with Redis, Apache Ignite, or similar caching technologies . Experience with gRPC and distributed service-to-service communication. Experience designing multi-tenant applications and services . Experience with Docker and Kubernetes . Good understanding of CI/CD practices and deployment automation . Strong knowledge of unit testing, integration testing, and automated testing practices . Good understanding of software design patterns, clean code, and SOLID principles . Experience participating in code reviews and collaborative software development . Practical experience with performance profiling, load testing, troubleshooting, and application tuning . Strong understanding of scalable, reliable, and distributed backend architectures. Technical Stack Java | Spring Boot | Microservices | REST APIs | Kafka | PostgreSQL | Redis / Apache Ignite | gRPC | Docker | Kubernetes | CI/CD Desired Candidate Profile 5+ years of professional software development experience , with strong hands-on experience in Java. Strong production experience with Java and Spring Boot . Proven experience building microservices and REST APIs at scale . Hands-on experience with Kafka or similar event-streaming platforms . Strong knowledge of PostgreSQL or other relational databases , including query optimization and database performance. Experience with Redis, Apache Ignite, or similar caching technologies . Experience with gRPC and distributed service-to-service communication. Experience designing multi-tenant applications and services . Experience with Docker and Kubernetes . Good understanding of CI/CD practices and deployment automation . Strong knowledge of unit testing, integration testing, and automated testing practices . Good understanding of software design patterns, clean code, and SOLID principles . Experience participating in code reviews and collaborative software development . Practical experience with performance profiling, load testing, troubleshooting, and application tuning . Strong understanding of scalable, reliable, and distributed backend architectures. Company Industry ConsultingManagement ConsultingAdvisory Services Department / Functional Area IT Software Keywords Senior Java Backend Engineer Get real-time job updates only on our App