Senior Java AWS Developer - Payments

Hi

Our client is looking for a Senior Java AWS Developer - Payments Consultant with a contract  project in Chicago, IL below is the detailed requirement.

Job Title:  Senior Java AWS Developer - Payments

Location: Chicago, IL

Type: Contract

Job description:

• Design and develop highly available and scalable applications using Java and modern design patterns
• Build and maintain RESTful APIs and microservices architecture
• Collaborate within Agile teams to deliver high-quality software solutions
• Implement CI/CD pipelines to automate build, test, and deployment processes
• Develop and execute unit and integration tests to ensure code quality and coverage
• Work with cloud platforms to deploy and manage applications
• Monitor application performance and ensure high availability
• Collaborate with cross-functional teams including business stakeholders and architects
• Contribute to system design, architecture decisions, and best practices

Required Skills & Experience

• Strong experience in Java development (Java 17/21/25, Spring Boot, Microservices) and backend services
• Proven expertise in software development methodologies (Agile, Scrum)
• Hands-on experience with CI/CD tools (Jenkins)
• Experience with GitHub and version control systems
• Experience with Artifact Repository tools (Artifactory)
• Strong knowledge of AWS Native, AWS services (Lambda, EMR, Spark, etc.)
• Experience with Docker / Kubernetes (OCP preferred)
• Hands-on experience with Drools Rule Engine
• Strong experience in TDD (JUnit) and BDD (Cucumber)
• Experience with Relational (SQL) and NoSQL databases
• Experience in writing unit and service-level tests
• Knowledge of high availability and scalability design
• Experience with API architecture and development
• Infrastructure provisioning experience using Terraform, CloudFormation, Ansible
• Understanding of messaging systems such as Kafka, RabbitMQ, MQ, Kinesis

Preferred Qualifications

• AWS Architect Certification
• Experience in performance tuning and monitoring tools
• Strong analytical and problem-solving skills
• Excellent communication and stakeholder management skills

Soft Skills

• Strong communication and collaboration abilities
• Ability to multitask and work in fast-paced environments
• Adaptability in working with business and technical teams

Nice to Have

• Experience with front-end technologies (React/Angular)
• Exposure to large-scale distributed systems