API & Integration Engineer II

Deloitte France; Baltimore (MD); On-site; USD 87,000 - 171,000; Full time

Job summary

Deloitte is seeking an Integration Engineer II to design and implement cross-system integrations, APIs, and cloud-based solutions. You will work with MuleSoft, Apigee, Kong, and other tools, building secure RESTful services and data mappings. You will mentor junior engineers and manage stakeholder expectations across geographies.

The role requires 4+ years of backend/API experience, strong communication, and the ability to travel up to 50%. A US work authorization is required.

Qualifications

• Bachelor's degree in computer science, software engineering, information technology or a related field.
• 4+ years of hands-on experience with modern programming languages for backend services and APIs (Python/JavaScript/TypeScript).
• Experience designing and implementing integration solutions across on-prem and cloud environments.
• Strong understanding of integration patterns and architectural styles (ESB, iPaaS, pub/sub).
• Hands-on API design/development including REST, SOAP, GraphQL; security practices (OAuth2, JWT, API keys).
• Experience with CI/CD, testing strategies, and multi-environment deployments (Dev, Test, UAT, Production).
• Excellent communication, documentation, and ability to mentor junior developers.

Responsibilities

• Design end-to-end architecture spanning frontend, backend, integration layers, and cloud infra.
• Define standards, patterns, and best practices for integration development.
• Create architecture diagrams, data mapping specs, and design docs.
• Build backend services and APIs using Python/JavaScript/TypeScript with Azure or other tools.
• Design and secure RESTful APIs and handle versioning and error handling.
• Lead SDLC activities across multiple environments and mentor teammates.

Skills

Python

JavaScript/TypeScript

REST APIs

OAuth2/JWT/API keys security

Communication skills

Mentoring juniors

Project ownership

Travel up to 50%

Work authorization in US

Education

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

Tools

MuleSoft

Apigee

Kong

Workato

BizTalk

Boomi

Job description

Deloitte is seeking an Integration Engineer II to design and implement cross-system integrations, APIs, and cloud-based solutions. You will work with MuleSoft, Apigee, Kong, and other tools, building secure RESTful services and data mappings. You will mentor junior engineers and manage stakeholder expectations across geographies.

The role requires 4+ years of backend/API experience, strong communication, and the ability to travel up to 50%. A US work authorization is required.