Senior Backend Java Engineer — MDM Platform (Hybrid, Chicago)

EXL; Chicago (IL); Hybrid; USD 140,000 - 180,000; Full time

Job summary

EXL is seeking a Senior Backend Java Developer to design and build core backend services for an MDM platform. The role focuses on data ingestion, match-merge, and reference data workflows using Java Spring Boot on AWS, with responsibilities spanning API design, security, and scalable architecture.

The candidate will implement survivorship logic, golden records, and stewardship workflows, while integrating with AWS services and supporting DevOps pipelines in a hybrid Chicago-based environment.

Qualifications

• 10+ years backend software development experience.
• 7+ years on Java Spring Boot.
• Strong experience with microservices architecture, RESTful API design, and event-driven patterns.
• Proficiency with AWS cloud services: RDS, S3, SQS, Lambda, ECS/EKS, API Gateway.
• Experience building data processing pipelines for high-volume financial data.
• Solid understanding of OAuth2, JWT, and API security best practices.
• Experience with Docker, Kubernetes, and CI/CD tools (Jenkins, GitHub Actions).
• Domain exposure to financial data — securities, reference data, or MDM — is strongly preferred.

Responsibilities

• Design and develop backend microservices using Java Spring Boot for MDM core functions: data ingestion, validation, match-merge, golden record management, and stewardship workflows.
• Build RESTful APIs consumed by the React UI and downstream enterprise systems, following OpenAPI/Swagger standards.
• Implement business logic for survivorship rules, conflict resolution, and golden record computation for Security and Entity Master data.
• Integrate with AWS services: RDS, S3, SQS/SNS, Lambda, ECS/EKS, API Gateway
• Build workflow orchestration for stewardship tasks using AWS Step Functions or equivalent.
• Implement security controls: OAuth2/JWT authentication, role-based access control (RBAC), and data masking.
• Write unit and integration tests; participate in code reviews and enforce coding standards.
• Collaborate with the MDM Architect on design decisions and contribute to HLD/LLD documentation.
• Support DevOps pipelines (CI/CD) for containerized deployments on Docker/EKS.
• Participate in Agile ceremonies and contribute to sprint planning, estimation, and retrospectives.

Skills

Java Spring Boot

Microservices

RESTful APIs

AWS

Docker

Kubernetes

CI/CD

OpenAPI/Swagger

OAuth2/JWT

RBAC

Unit testing

Education

Bachelor’s degree in Computer Science or related field

Tools

Jenkins

GitHub Actions

AWS ECS/EKS

API Gateway

RDS

S3

SQS/SNS

Lambda

Job description

EXL is seeking a Senior Backend Java Developer to design and build core backend services for an MDM platform. The role focuses on data ingestion, match-merge, and reference data workflows using Java Spring Boot on AWS, with responsibilities spanning API design, security, and scalable architecture.

The candidate will implement survivorship logic, golden records, and stewardship workflows, while integrating with AWS services and supporting DevOps pipelines in a hybrid Chicago-based environment.