API Integration Intern: Build Secure Mortgage Platform

ICE; Jacksonville (FL); On-site; USD 28,000 - 34,000; Full time

Benefits offered by this job

Two schedule options (May 24–Aug 6, 7–

Two schedule options (May 24–Aug 6, 7–

Job summary

Intercontinental Exchange, Inc. offers a dynamic internship program that blends hands-on project work with professional development.

You’ll gain exposure to the financial services, technology, and mortgage industries while building meaningful connections. As an Integration Intern, you’ll work with experienced engineers on core platform services supporting internal teams and external clients, delivering reliable, well-documented integrations.

Qualifications

• Must be currently enrolled in an accredited university degree program and advancing to their junior year.
• Familiarity with REST APIs, JSON, and HTTP fundamentals.
• Experience with API tools such as ReadyAPI, Postman, or Swagger/OpenAPI.
• Basic knowledge of SQL and API security concepts (OAuth, tokens, rate limiting).
• Strong problem-solving skills and attention to detail.

Responsibilities

• Support the development, testing, and enhancement of API services across the mortgage servicing platform.
• Assist with API design and documentation, including versioning, policies, and developer-facing materials.
• Write and maintain unit, integration, and automated API tests.
• Help investigate defects, review logs and monitoring data, and contribute to sprint ceremonies.
• Prepare technical documentation such as runbooks and API usage guides, and deliver a final project presentation to team leadership.

Skills

REST APIs

JSON

HTTP fundamentals

SQL

Problem-solving

Education

Enrolled in accredited university

Advancing to junior year

Tools

ReadyAPI

Postman

Swagger/OpenAPI

Job description

Intercontinental Exchange, Inc. offers a dynamic internship program that blends hands-on project work with professional development.

You’ll gain exposure to the financial services, technology, and mortgage industries while building meaningful connections. As an Integration Intern, you’ll work with experienced engineers on core platform services supporting internal teams and external clients, delivering reliable, well-documented integrations.