Lead Software Engineer – React/Java

American Unit, Inc; Omaha (NE); On-site; USD 120,000 - 160,000; Full time

Job summary

American Unit, Inc. in Omaha, NE is seeking a Lead Software Engineer to drive hands-on architecture and team leadership across Java, Spring Boot, and React.

This role focuses on building secure, scalable enterprise applications and guiding engineering teams in delivery. You will lead enterprise app design, shape microservices and REST APIs, and collaborate with stakeholders to translate requirements into robust technical solutions.

Qualifications

• 10+ years of software development experience.
• 3+ years in Technical Lead or Architect role.
• Hands-on with Java, Spring, and React.
• Experience with microservices, REST APIs, and containerization.
• Strong debugging, analytical, and collaboration skills.
• Onsite in Omaha, NE five days weekly.

Responsibilities

• Lead design and development of enterprise applications using Java, Spring/Spring Boot, and React.
• Design and scale microservices and REST APIs.
• Provide hands-on technical leadership and mentorship.
• Partner with business and technical stakeholders to translate requirements.
• Oversee containerized apps with Docker and Kubernetes.
• Conduct design/code reviews to ensure quality.

Skills

Technical leadership

Mentorship

Stakeholder management

Problem solving

Communication

Education

Bachelor’s degree in Computer Science or related field

Tools

Docker

Kubernetes

React

Spring

Spring Boot

REST APIs

CI/CD

Azure DevOps

Job description

Title: Lead Software Engineer – React/Java

Location: Omaha, NE (Onsite – 5 Days a week)

Job Description:

This role is ideal for a hands‑on Technical Lead or Architect with strong expertise in Java, Spring/Spring Boot, React, microservices, REST APIs, Docker, and Kubernetes.

In this role, you will lead enterprise application design and development, make key technical decisions, guide engineering teams, and partner closely with business and technical stakeholders to deliver secure, scalable, high‑performing solutions.

Responsibilities

• Lead the design and development of enterprise applications using Java, Spring/Spring Boot, and React.
• Design, build, and enhance scalable microservices and REST APIs.
• Apply microservices architecture principles, design patterns, and modern engineering best practices.
• Provide hands‑on technical leadership, guidance, and mentorship to development teams.
• Participate directly in development activities and resolve complex technical challenges.
• Define application, component, API, integration, and solution design approaches.
• Support modernization, enhancement, and rewrite initiatives for legacy applications.
• Design and support containerized applications using Docker and Kubernetes.
• Conduct design reviews and code reviews to ensure engineering quality, maintainability, and consistency.
• Partner closely with business, product, architecture, and engineering teams to translate requirements into technical solutions.
• Create technical design documents, architecture diagrams, and implementation plans.
• Ensure solutions meet performance, scalability, security, resiliency, and maintainability expectations.
• Champion strong development practices, continuous improvement, and overall engineering excellence.
• Work onsite in Omaha, Nebraska, five days per week to support collaboration, delivery, and team alignment.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, Information Technology, or a related field.
• 10+ years of software development experience.
• 3+ years of experience in a Technical Lead or Architect role.
• Strong hands‑on experience with Java, Spring, and Spring Boot.
• Strong hands‑on experience with React and modern front‑end development.
• Strong understanding of microservices architecture, design principles, and patterns.
• Experience designing and developing REST APIs and microservices‑based applications.
• Strong knowledge of application architecture, software design principles, and design patterns.
• Hands‑on experience with Docker, Kubernetes, and containerization.
• Experience with CI/CD and modern software engineering practices.
• Experience with relational databases and enterprise application development.
• Strong troubleshooting, analytical, and problem‑solving skills.
• Demonstrated ability to provide technical leadership and guide development teams.
• Excellent communication and stakeholder management skills.
• Ability to work onsite in Omaha, Nebraska, five days per week.
• Experience with Azure, Azure DevOps, and Identity and Access Management is a plus.