Java Full Stack Developer

Job Description

Key Responsibilities Backend Development (Java-Focused) Design and implement scalable, secure RESTful and GraphQL APIs using Java 17+, Spring Boot, Spring WebFlux, Spring Security Use Spring Data JPA or MyBatis for data access layer, with deep understanding of persistence context, lazy/eager loading, and caching strategies Create asynchronous processing using Kafka, RabbitMQ, or Spring Events Apply OAuth2.0/JWT authentication and RBAC models via Spring Security and Keycloak Optimize performance of services using JVM tuning, profiling (VisualVM, YourKit), and connection pool management (HikariCP) Implement and consume OpenAPI/Swagger documentation and version APIs following best practices Manage error handling, retries, logging, and monitoring with best practices for production readiness Frontend Development Build responsive and accessible user interfaces using React.js, Redux, and TypeScript Develop reusable UI components and state containers following Atomic Design and Context API/React Query patterns Handle secure API integrations, token management, and user sessions Implement frontend testing using Jest, React Testing Library, or Cypress Database & Persistence Write optimized SQL queries for relational databases like PostgreSQL, MySQL, or Oracle Design data models with normalization, indexing, partitioning, and migration scripts using Flyway or Liquibase Integrate with NoSQL stores such as MongoDB, Redis, or Elasticsearch for specific use cases DevOps & CI/CD Containerize applications with Docker, deploy via Kubernetes (EKS/GKE/AKS) or OpenShift Implement CI/CD pipelines using GitLab CI, GitHub Actions, or Jenkins Automate build/test/deploy processes for both frontend and backend Integrate monitoring and logging with ELK Stack, Prometheus/Grafana, or Sentry Store and manage secrets using Vault, AWS Secrets Manager, or Kubernetes Secrets Agile & Collaboration Participate in daily stand-ups, sprint planning, and retrospectives in an Agile/Scrum team Collaborate with business analysts and product owners to understand requirements and translate them into technical tasks Conduct peer code reviews and ensure adherence to architectural principles and design patterns Contribute to continuous improvement initiatives in coding standards, performance, and security Required Technical Skills Languages: Java 17+, JavaScript/TypeScript, SQL, HTML, CSS Frameworks: Spring Boot, Spring Security, Spring Data JPA, React.js or Angular Tools & Platforms: Docker, Kubernetes, Git, Maven/Gradle, Jenkins, GitHub Actions Databases: PostgreSQL, MySQL, MongoDB, Redis Messaging/Streaming: Kafka, RabbitMQ Testing: JUnit, Mockito, Test containers, Postman, Jest, Cypress Cloud & Infra: AWS/GCP/Azure (EC2, S3, Lambda, IAM), Terraform (nice to have) Monitoring & Observability: Prometheus, Grafana, ELK, Sentry Dev Practices: CI/CD, TDD/BDD, DDD, SOLID principles, Clean Architecture Education and Experience Bachelors degree in Computer Science, Engineering, or a related technical field 5+ years of experience in full stack development, with 3+ years strong backend Java/Spring Boot expertise: Building large-scale web applications from scratch Java, Spring Boot, RESTful API design and integration Frontend development with JavaScript and React Cloud deployment using AWS Working knowledge of Docker, Kubernetes, Terraform, and DevOps tools Unit and integration testing (JUnit, Mockito, etc.) Debugging and performance optimization across full stack Experience in Agile/Scrum teams and enterprise-grade development cycles Soft Skills & Expectations Strong analytical thinking, problem-solving, and debugging abilities Excellent written and verbal communication Ability to mentor junior developers and collaborate effectively in cross-functional teams Passion for clean code, scalable architecture, and continuous learning