Senior Backend Engineer

re-zoo-me; Waukegan (IL); On-site; USD 140,000 - 190,000; Full time

Job summary

re-zoo-me in Waukegan, IL is seeking a Senior Software Engineer to help evolve a cloud-native platform and microservices architecture. You’ll work on scalable systems that support mission-critical operations across North America.

You will design, build, and maintain Java/Spring Boot microservices, deploy to Kubernetes/OpenShift, and provide technical leadership. You’ll improve observability, monitoring, and CI/CD practices while collaborating with cross-functional teams.

Qualifications

• 10+ years of professional software engineering experience.
• Strong expertise in Java development and SQL.
• 5+ years building and supporting microservices using Spring Framework / Spring Boot.
• Hands-on experience with Kubernetes platforms, ideally OpenShift.
• Experience building and scaling distributed, cloud-native applications.
• Strong understanding of software architecture, system design, and best engineering practices.
• Bachelor's degree in Computer Science, Information Technology, or a related field.

Responsibilities

• Design, build, and maintain scalable cloud-native applications using Java and Spring Boot.
• Help drive the transition to a resilient, always-on microservices architecture.
• Deploy and manage applications within Kubernetes/OpenShift environments.
• Provide technical leadership and mentorship to other engineers.
• Improve system monitoring, observability, and performance across distributed services.
• Contribute to modern CI/CD and GitOps deployment practices.
• Collaborate with cross-functional teams to deliver high-impact software solutions.

Skills

Java development

SQL

microservices

cloud-native architectures

system design

leadership

Education

Bachelor's degree in Computer Science/IT

Tools

Kubernetes/OpenShift

Spring Framework / Spring Boot

CI/CD

GitOps

Observability tools

Job description

Senior Software Engineer

Location: Waukegan, IL (Onsite)

I'm partnering with a large, established organization seeking a Senior Software Engineer to help drive the evolution of their cloud-native platform and microservices architecture. This is an opportunity to work on highly scalable systems, modernize infrastructure, and contribute to a growing engineering organization that supports mission-critical business operations across North America.

What You’ll Do

• Design, build, and maintain scalable cloud-native applications using Java and Spring Boot
• Help drive the transition to a resilient, always-on microservices architecture
• Deploy and manage applications within Kubernetes/OpenShift environments
• Provide technical leadership and mentorship to other engineers
• Improve system monitoring, observability, and performance across distributed services
• Contribute to modern CI/CD and GitOps deployment practices
• Collaborate with cross-functional teams to deliver high-impact software solutions

What We're Looking For

• 10+ years of professional software engineering experience
• Strong expertise in Java development and SQL
• 5+ years building and supporting microservices using Spring Framework / Spring Boot
• Hands-on experience with Kubernetes platforms, ideally OpenShift
• Experience building and scaling distributed, cloud-native applications
• Strong understanding of software architecture, system design, and best engineering practices
• Bachelor's degree in Computer Science, Information Technology, or a related field

Nice to Have

• Experience with observability and monitoring tools such as Grafana, Elastic Stack, or Dynatrace
• Exposure to GitOps practices and CI/CD tools such as Argo CD or Tekton
• Experience supporting large-scale, high-availability systems

Additional Details

• Full-time, permanent position
• Onsite in the Waukegan, IL area
• Competitive compensation, bonus potential, and comprehensive benefits package
• Sponsorship is not available for this position

Desired Skills and Experience

• 10+ years of professional software engineering experience
• Strong expertise in Java development and SQL
• 5+ years building and supporting microservices using Spring Framework / Spring Boot
• Hands-on experience with Kubernetes platforms, ideally OpenShift
• Experience building and scaling distributed, cloud-native applications
• Strong understanding of software architecture, system design, and best engineering practices
• Bachelor's degree in Computer Science, Information Technology, or a related field