Atyeti - Senior Java Developer - Cloud Native Technologies

Job Description :

We are looking for a Senior Java Developer with strong expertise in containerization and cloud-native technologies to join our engineering team. The ideal candidate will have hands-on experience in Core Java, Spring Boot, Microservices, Docker, Kubernetes, REST APIs, CI/CD, and SQL, along with a strong understanding of modern application deployment and cloud-native architecture.

The candidate will be responsible for designing, developing, deploying, and maintaining scalable Java-based applications while leveraging containerization and orchestration technologies.

Key Responsibilities :

• Design, develop, test, and maintain high-quality Java applications using Java 8 /11 .
• Develop scalable and maintainable microservices using Spring Boot.
• Design and implement robust RESTful APIs and integrate services with internal and external systems.
• Develop modular, reusable, and performance-efficient application components.
• Containerize Java applications using Docker and create optimized Docker images.
• Work with Kubernetes for application deployment, configuration, scaling, and service management.
• Create and maintain Kubernetes resources such as Deployments, Services, ConfigMaps, Secrets, and Ingress.
• Troubleshoot application, container, and deployment-related issues across development and production environments.
• Participate in the design and implementation of cloud-native application architectures.
• Work closely with DevOps teams to integrate applications with CI/CD pipelines and automate build, testing, and deployment processes.
• Manage source code using Git and follow established branching, code review, and version-control practices.
• Build and manage Java projects using Maven or Gradle.
• Write efficient SQL queries and work with relational databases.
• Analyze application performance, identify bottlenecks, and implement appropriate optimizations.
• Work in Linux/Unix environments for application troubleshooting, log analysis, and deployment support.
• Implement appropriate logging, error handling, monitoring, and application health checks.
• Participate in code reviews, technical discussions, design reviews, and Agile ceremonies.
• Collaborate with architects, DevOps engineers, QA teams, and other developers to deliver reliable solutions.
• Follow secure coding, development standards, and best practices throughout the software development lifecycle.

Mandatory Technical Skills :

• Strong hands-on experience with Core Java.
• Strong programming experience in Java 8 / Java 11 .
• Good understanding of OOP, Collections, Exception Handling, Multithreading, and Java Streams.
• Understanding of JVM concepts and application performance optimization is preferred.
• Strong experience with Spring Boot.
• Hands-on experience developing Microservices-based applications.
• Good understanding of dependency injection, configuration, profiles, and Spring ecosystem.
• Experience designing service-to-service communication and distributed applications.
• Hands-on experience with Docker and application containerization.
• Experience creating and optimizing Dockerfiles and container images.
• Understanding of container lifecycle, networking, volumes, and image management.
• Experience troubleshooting containerized applications.
• Good hands-on experience with Kubernetes.
• Understanding of Pods, Deployments, Services, ConfigMaps, Secrets, Ingress, Namespaces, and scaling.
• Experience deploying and troubleshooting applications on Kubernetes.
• Knowledge of Kubernetes health checks, resource limits, and rolling deployments is preferred.
• Strong understanding of RESTful API design and development.
• Experience with HTTP methods, status codes, authentication, authorization, request/response handling, and API validation.
• Knowledge of API security and performance best practices is preferred.
• Hands-on experience with Maven or Gradle.
• Strong experience with Git.
• Understanding of branching strategies, pull requests, merge/rebase, and code reviews.
• Experience working with CI/CD pipelines.
• Understanding of automated build, testing, artifact management, and deployment processes.
• Exposure to tools such as Jenkins, GitLab CI/CD, GitHub Actions, Azure DevOps, or similar is preferred.
• Good understanding of SQL and relational databases.
• Experience writing complex SQL queries, joins, indexes, and troubleshooting database-related issues.
• Exposure to databases such as Oracle, MySQL, PostgreSQL, SQL Server, or similar.
• Good working knowledge of Linux/Unix environments.
• Comfortable with command-line utilities, log analysis, process management, file permissions, and basic shell commands.

Cloud-Native & Deployment Knowledge :

• Understanding of cloud-native application architecture.
• Knowledge of container-based application deployment and orchestration.
• Understanding of scalability, availability, resilience, and fault tolerance.
• Exposure to cloud platforms such as AWS, Azure, or GCP is an advantage.
• Understanding of concepts such as load balancing, service discovery, centralized configuration, monitoring, and distributed logging is preferred.
• Experience with AWS/Azure/GCP.
• Exposure to Helm charts and Kubernetes package management.
• Knowledge of Kafka/RabbitMQ or other messaging technologies.
• Experience with JUnit, Mockito, or other Java testing frameworks.
• Knowledge of application monitoring and observability tools.
• Exposure to ELK, Prometheus, Grafana, or similar tools.
• Understanding of microservices security, OAuth2/JWT, and API gateways.
• Experience working in Agile/Scrum development environments.
• Bachelor's or Master's degree in Computer Science, Information Technology, Engineering, or a related discipline.
• Equivalent practical experience may also be considered.