Senior API & Integration Engineer

Capgemini; Chicago (IL); On-site; USD 61,000 - 95,000; Full time

Job summary

Capgemini in Chicago seeks an experienced integration professional to design, develop, test, and deploy enterprise integration solutions using APIs, microservices, and middleware technologies. You will build REST and SOAP services, connect cloud and on-premises apps, create mappings, and ensure security, performance, and scalability.

Collaborate with architects, analysts, QA, and stakeholders on delivery and quality.

Qualifications

• Bachelor's degree in Computer Science, Information Systems, Engineering, or related field.
• 5+ years of experience in application and system integration development.
• Strong experience with integration platforms such as MuleSoft, Boomi, Informatica, SnapLogic.
• Experience developing REST and SOAP APIs.
• Experience with XML, JSON, XSLT, and data transformation techniques.
• Knowledge of messaging technologies such as Kafka, RabbitMQ, JMS, or Azure Service Bus.
• Familiarity with CI/CD pipelines, Git, and DevOps practices.
• Understanding of cloud platforms such as Azure, AWS, or GCP.

Responsibilities

• Design, develop, test, and deploy integration solutions using APIs, microservices, and middleware technologies.
• Build and maintain RESTful and SOAP web services.
• Develop integrations between cloud, on-premise, and third-party applications.
• Create data mappings, transformations, and routing logic.
• Troubleshoot integration issues and perform root cause analysis.
• Ensure integrations meet security, performance, and scalability requirements.
• Collaborate with Solution Architects, Business Analysts, QA teams, and business stakeholders.
• Develop technical documentation, interface specifications, and deployment guides.
• Implement monitoring, logging, and alerting mechanisms for integration services.
• Participate in code reviews and promote best practices for API and integration development.

Skills

Integration development

REST APIs

SOAP APIs

XML/JSON

CI/CD

Git

DevOps

Cloud platforms

Education

Bachelor's degree in CS/IS/Engineering

Tools

MuleSoft Anypoint Platform

Dell Boomi

Kafka

RabbitMQ

JMS

Azure Service Bus

Jenkins

Docker

Kubernetes

Job description

Capgemini in Chicago seeks an experienced integration professional to design, develop, test, and deploy enterprise integration solutions using APIs, microservices, and middleware technologies. You will build REST and SOAP services, connect cloud and on-premises apps, create mappings, and ensure security, performance, and scalability.

Collaborate with architects, analysts, QA, and stakeholders on delivery and quality.