Hands-On Lead Java Backend Engineer - AWS Microservices Leader (Chicago)

Abundant Code; Chicago (IL); On-site; USD 91,000 - 124,000; Full time

Job summary

Robotics Technologies seeks a hands-on Lead Java Backend Engineer to design, develop, and scale enterprise APIs and microservices on an AWS-hosted platform. You will guide architecture, review designs, and mentor a team of ~12 engineers while remaining active in backend development.

The role requires extensive Java/Spring Boot experience, strong AWS skills, and API-first mindset. On-site work in Chicago is required on Mondays and Wednesdays, with a focus on delivering robust, scalable services.

Qualifications

• 10+ years of software engineering with hands-on Java backend.
• Java 17+ / Spring Boot
• Design and develop RESTful APIs and microservices.
• Strong AWS/cloud experience, production support.
• Technical leadership with architecture, design reviews, code reviews, and mentoring.
• Experience with API gateway (Apigee) preferred.
• Experience with CI/CD and automated testing.
• On-site in Chicago Mondays and Wednesdays.

Responsibilities

• Lead API design and architecture decisions for enterprise-grade services.
• Mentor engineers and participate in code reviews.
• Hands-on development of backend services and microservices in Java/Spring.
• Collaborate with product, QA, and DevOps to ensure quality and reliability.
• Drive scalable, resilient cloud deployments and performance tuning.

Skills

Java backend development

Spring Boot

API design

AWS cloud

Technical leadership

CI/CD

Testing

Tools

Apigee

OpenAPI/Swagger

Kafka

PostgreSQL

JWT/OAuth

Job description

Robotics Technologies seeks a hands-on Lead Java Backend Engineer to design, develop, and scale enterprise APIs and microservices on an AWS-hosted platform. You will guide architecture, review designs, and mentor a team of ~12 engineers while remaining active in backend development.

The role requires extensive Java/Spring Boot experience, strong AWS skills, and API-first mindset. On-site work in Chicago is required on Mondays and Wednesdays, with a focus on delivering robust, scalable services.