Lead Software Engineer – Cloud, APIs & Microservices

Caterpillar Brazil; Chicago, Northern (IL, KY); Hybrid; USD 128,000 - 209,000; Full time

Benefits offered by this job

Medical, dental, and vision benefits

401(k) savings plans

Health Savings Account (HSA)

Flexible Spending Accounts (FSAs)

Career Development

Bonus/ Incentive

Job summary

Caterpillar Inc. is seeking a Lead Software Engineer in Chicago to design and deliver enterprise-scale REST APIs and microservices using Java 21+ and Spring Boot, hosted in AWS.

You will guide API contracts, ensure security with OAuth 2.0/JWT, and own the end-to-end software lifecycle with a focus on reliability and performance. You will work closely with product owners, UI teams, and architects to drive scalable, customer-focused cloud solutions and implement best practices across CI/CD,

Qualifications

• Experience building RESTful APIs and microservices in production.
• Ability to translate business requirements into scalable designs and stories.
• Experience in design reviews, code reviews, and engineering best practices.

Responsibilities

• Lead design and development of enterprise-scale REST APIs and microservices.
• Guidе API contracts, payload schemas, and OpenAPI specifications.
• Drive secure, scalable service integrations using OAuth 2.0/JWT and enterprise models.
• Own end-to-end software lifecycle: deployment, monitoring, support, and runbooks.
• Collaborate with product owners, architects, and partner teams to deliver solutions.
• Promote reliability, observability, and secure coding practices.

Skills

REST APIs

Microservices

Java

Spring Boot

AWS

OpenAPI

OAuth 2.0

JWT

Agile/Scrum

CI/CD

Tools

Apigee

Azure DevOps

Jenkins

GoCD

Kafka

RabbitMQ

Kubernetes

Job description

Caterpillar Inc. is seeking a Lead Software Engineer in Chicago to design and deliver enterprise-scale REST APIs and microservices using Java 21+ and Spring Boot, hosted in AWS.

You will guide API contracts, ensure security with OAuth 2.0/JWT, and own the end-to-end software lifecycle with a focus on reliability and performance. You will work closely with product owners, UI teams, and architects to drive scalable, customer-focused cloud solutions and implement best practices across CI/CD,