Job Description:

We are seeking a highly experienced Senior Java Developer with a strong background in Test Driven Development (TDD) to join our team in Chicago, IL. The ideal candidate is a hands-on developer with extensive experience in building, testing, and deploying robust applications in a collaborative and fast-paced environment. This role requires strong knowledge of Java fundamentals, modern architectural design patterns, and a commitment to delivering high-quality code through rigorous testing practices.

 Key Responsibilities:

• Practice and drive Test Driven Development (TDD), including designing Unit, Integration, Functional, and Non-Functional tests (Reliability, Performance, and Cybersecurity).

• Develop and enhance applications with a strong focus on API-first design, microservices architecture, and scalability.

• Build and manage robust CI/CD pipelines and containerized applications with a DevOps mindset.

• Develop and maintain high-performance Java applications using TDD principles

• Write clean, modular, and well-tested code following SOLID and clean code practices

• Create and execute unit tests, integration tests, and mock-based tests to validate code functionality

• Collaborate with QA and DevOps teams to ensure full automation of tests and CI/CD pipelines

• Participate in agile ceremonies (daily stand-ups, sprint planning, code reviews)

• Contribute to architectural decisions and application design

• Debug, troubleshoot, and resolve application issues

• Continuously improve code quality through refactoring and technical debt reduction

• Document code, processes, and system architecture clearly and concisely

Professional Skills:

• Java & Spring Framework (including Spring Boot): Deep understanding of Java fundamentals and API-first design.

• Microservices Architecture: Strong experience with microservices patterns.

• TDD Expertise: Proven ability to implement and drive TDD practices and improve test coverage.

• Kafka: Hands-on experience with Kafka for messaging systems.

• Database Management: Expertise in Oracle, PostgreSQL, and NoSQL databases (e.g., MongoDB).

• Containerization & DevOps: Experience with Kubernetes, OpenShift (OCP), and CI/CD tools.

• Cloud Platforms: Proficiency in AWS.

• Frontend Knowledge: Familiarity with ReactJS and/or NodeJS.

• Experience with OpenShift and Red Hat environments.

• Familiarity with additional databases, such as JamFire.