API Integration Engineer II – Azure & MuleSoft

Deloitte France; St. Louis (MO); On-site; USD 87,000 - 171,000; Full time

Job summary

Deloitte France is seeking an Integration Engineer II to design and implement scalable API-based solutions, coordinating with cross-functional teams across locations and cloud environments.

The role emphasizes hands-on API development, integration patterns, and security, with responsibility for SDLC and deployment in Dev/UAT/Production. Strong communication and mentoring skills are essential.

Qualifications

• Bachelor's degree in computer science, software engineering, information technology or a related field.

Responsibilities

• Design end-to-end system architecture spanning frontend, backend, integration layers, and cloud infrastructure.
• Define technical standards and integration design patterns to guide the team.
• Create and maintain architecture diagrams, technical specifications, and data mapping details.
• Build backend services and APIs using Python and JavaScript/TypeScript with Azure or other cloud platforms.
• Design, build, and integrate RESTful APIs connecting third-party and internal systems.
• Implement API security (OAuth2, JWT, API keys) and robust error handling.
• Manage SDLC across Test, UAT, and Production environments.
• Monitor performance and provide post-deployment support.
• Collaborate with cross-functional teams to optimize data flows.

Skills

API development

Python

JavaScript/TypeScript

Cloud platforms

OAuth2/JWT

Communication

Mentoring

Education

Bachelor's degree (CS/Software Eng/IT)

Tools

MuleSoft

Apigee

Kong

Workato

BizTalk

Job description

Deloitte France is seeking an Integration Engineer II to design and implement scalable API-based solutions, coordinating with cross-functional teams across locations and cloud environments.

The role emphasizes hands-on API development, integration patterns, and security, with responsibility for SDLC and deployment in Dev/UAT/Production. Strong communication and mentoring skills are essential.