API Integration Engineer II — Azure & Integration Tools

Deloitte France; Houston (TX); On-site; USD 87,000 - 171,000; Full time

Job summary

Deloitte France seeks an Integration Engineer II to design and implement APIs and integration solutions across on-prem and cloud environments. You will collaborate across geographies, lead technical workstreams, and deliver scalable Azure-based solutions using modern integration tools.

You will build backend services with Python/JavaScript, apply security best practices (OAuth2, JWT), and mentor junior engineers while coordinating with stakeholders to ensure delivery on time and within scope.

Qualifications

• Bachelor's degree in computer science, software engineering, information technology or related field.
• 4+ years of hands-on experience with Python or JavaScript/TypeScript for backend services and APIs.
• Experience designing integration solutions across on-premises and cloud environments.
• Strong understanding of integration patterns (ESB, hub-and-spoke, iPaaS, event-driven).
• Hands-on API design and development including RESTful, SOAP and GraphQL.
• Experience with API security standards (OAuth2, JWT, SAML, API keys).
• Experience with enterprise integration platforms (MuleSoft, Apigee, Kong, Workato, BizTalk, Boomi).
• Experience with Azure/AWS/GCP and cloud-native architectures.
• SDLC experience with CI/CD, testing, and multi-environment deployment.
• Strong analytical and troubleshooting skills; capable of documenting architectures clearly.
• Ability to mentor junior developers and manage project workstreams.
• Willingness to travel up to 50%.

Responsibilities

• Design end-to-end architecture across frontend, backend, integrations, and cloud infra.
• Define standards, design patterns, and best practices for integration.
• Create architecture diagrams, specs, and data mappings.
• Build APIs using Python/Js and cloud tools; integrate with MuleSoft, Apigee, etc.
• Design and implement RESTful APIs connecting third-party and internal systems.
• Implement API security, versioning, rate limiting, and error handling.
• Manage SDLC: develop, test, deploy across environments (Dev, Test, UAT, Prod).
• Monitor performance, troubleshoot issues, provide post-deploy support.
• Collaborate with cross-functional teams to optimize data flows.
• Own projects, manage stakeholders, mentor juniors.

Skills

Python

JavaScript/TypeScript

APIs

OAuth2/JWT

Azure

Cloud

Team leadership

Communication

Travel up to 50%

Education

Bachelor's degree in computer science or related field

Tools

MuleSoft

Apigee

Kong

Workato

BizTalk

Boomi

Job description

Deloitte France seeks an Integration Engineer II to design and implement APIs and integration solutions across on-prem and cloud environments. You will collaborate across geographies, lead technical workstreams, and deliver scalable Azure-based solutions using modern integration tools.

You will build backend services with Python/JavaScript, apply security best practices (OAuth2, JWT), and mentor junior engineers while coordinating with stakeholders to ensure delivery on time and within scope.