Kaizen Technologies - Java Developer - Spring Boot/Microservices Architecture

Job Summary :

Roles & Responsibilities :

Java Backend Development :

- Build and expose RESTful APIs to support a variety of client applications, ensuring high performance, security, and reliability.

- Implement and manage data streams and event-driven architectures using Kafka.

Cloud Development & Deployment (AWS) :

- Design and deploy applications on Amazon Web Services (AWS), utilizing services such as AWS Lambda, AWS EC2, and AWS S3.

- Containerize and orchestrate microservices using Kubernetes (EKS - Elastic Kubernetes Service).

- Ensure applications are designed for scalability, high availability, and fault tolerance within the AWS ecosystem.

System Architecture & Design :

- Participate in the architectural design and development of scalable and reliable microservices-based systems.

- Collaborate with architects and other developers to define system requirements, APIs, and data models.

Database Management :

- Work with both SQL and NoSQL databases, including Cassandra, Aurora, and Oracle, to design schemas and optimize queries.

- Ensure data integrity, security, and performance for backend services.

Monitoring & Operations :

- Utilize AWS cloud monitoring tools such as Datadog, CloudWatch, and Lambda to monitor application performance, troubleshoot issues, and ensure system health.

- Implement and manage logging, monitoring, and alerting strategies for production systems.

Security & Authorization :

- Implement and enforce security and authorization policies, with a focus on XACML authorization policies.

- Ensure all applications adhere to security best practices and compliance standards.

Testing & Automation :

- Hands-on experience with development and test automation tools and frameworks, including Behavior-Driven Development (BDD) and Cucumber.

- Write and execute comprehensive unit, integration, and end-to-end tests to ensure the quality and reliability of code.

Collaboration & Communication :

- Work effectively in a collaborative team environment, participating in Agile ceremonies (e.g., daily stand-ups, sprint planning).

- Communicate technical designs and decisions clearly to both technical and non-technical stakeholders.

Required Qualifications :

- Bachelor's degree in Computer Science, Information Technology, or a related field.

- Proven experience in Java backend development with a strong focus on Java, J2EE, and Spring Boot.

- Extensive experience with AWS services, including AWS Lambda, AWS EC2, and AWS S3.

- Hands-on experience with containerization and orchestration using Kubernetes (EKS).

- Solid experience in designing and building RESTful APIs.

- Experience with message queuing systems, specifically Kafka.

- Experience with a variety of databases, including NoSQL (Cassandra) and SQL (Aurora, Oracle).

- Familiarity with cloud monitoring tools such as Datadog and CloudWatch.

- Experience with development and test automation tools like Cucumber and BDD.

Preferred Qualifications :

- Experience with XACML Authorization policies.

- Knowledge of Service-Oriented Architecture (SOA) and web services (SOAP).

- AWS certifications (e.g., AWS Certified Developer, AWS Certified Solutions Architect).

- Experience with CI/CD pipelines (e.g., Jenkins, GitLab CI/CD).

- Knowledge of distributed systems and microservices architecture best practices.

Key Skills :

- Java

- Microservices

- Spring Boot

- AWS (Lambda, EKS, EC2, S3)

- Kubernetes

- Kafka

- REST API

- Datadog/CloudWatch

- XACML

- Cassandra/Aurora/Oracle

- Cucumber/BDD