Integration Engineer II — API & Cloud Integration

Deloitte France; Hartford (CT); On-site; USD 87,000 - 171,000; Full time

Job summary

Deloitte France is seeking an Integration Engineer II to design, develop, and integrate backend services and APIs powering AI & Engineering solutions. You will work with MuleSoft, Apigee, Kong, and other tools to enable secure data exchange between on-premises and cloud environments.

You will join a dispersed team across geographies, defining standards, building architecture diagrams, and mentoring junior developers while delivering end-to-end integration programs with a product engineering

Qualifications

• Bachelor's degree in computer science, software engineering, information technology or a related field.
• 4+ years of hands-on experience with one or more modern programming languages for building backend services and APIs.
• Proven experience designing and implementing integration solutions across on-premises and cloud environments.
• Strong understanding of integration patterns and architectural styles.
• Hands-on experience with API design and development, including RESTful services, SOAP, and/or GraphQL.
• Working knowledge of API security standards and protocols and best practices for versioning, throttling, and error handling.
• Experience with enterprise integration platforms/tools such as MuleSoft, Apigee, Kong, Workato, BizTalk, Boomi, or equivalent.
• Experience with at least one major cloud platform (Azure, AWS, or GCP).
• Strong data mapping, transformation, and orchestration skills across heterogeneous systems.
• Experience with SDLC, CI/CD, testing strategies, and multi-environment deployment.

Responsibilities

• Design end-to-end system architecture spanning frontend, backend, integration layers, and cloud infrastructure.
• Define technical standards, integration design patterns, and best practices for the team.
• Create and maintain architecture diagrams, specs, and data mappings.
• Build backend services and APIs using Python, JavaScript/TypeScript, Azure, and other tools.
• Design, build, and integrate RESTful APIs connecting third-party and internal systems.
• Implement API security, versioning, rate limiting, and robust error handling.
• Manage SDLC, including development, testing, and deployment across environments.
• Monitor integration performance and provide post-deployment support.
• Collaborate with cross-functional teams to optimize data flows.
• Take ownership of projects and mentor junior team members.

Skills

Python

JavaScript/TypeScript

APIs

OAuth2/JWT

CI/CD

Azure/AWS/GCP

MuleSoft/Apigee

Education

Bachelor's degree

Tools

MuleSoft

Apigee

Kong

Workato

BizTalk

Boomi

Job description

Deloitte France is seeking an Integration Engineer II to design, develop, and integrate backend services and APIs powering AI & Engineering solutions. You will work with MuleSoft, Apigee, Kong, and other tools to enable secure data exchange between on-premises and cloud environments.

You will join a dispersed team across geographies, defining standards, building architecture diagrams, and mentoring junior developers while delivering end-to-end integration programs with a product engineering