Software Developer - Full Stack

Job Summary

Our client is seeking a Software Developer - Full Stack to support the design, development, testing, and maintenance of modern software applications. This role will be responsible for building scalable full-stack solutions across frontend, backend, and AI-powered services while collaborating closely with product teams and stakeholders. The ideal candidate is a hands-on engineer with experience in modern web technologies, microservices, cloud-native development, and AI-assisted development practices. This person will play a key role in delivering secure, high-performing applications while contributing to modernization and automation initiatives.

Contract Details

Duration: 10-week contract

Location: Brookfield, WI

Core Responsibilities Design, develop, test, and maintain full-stack applications utilizing React, Java/Spring Boot, Python, and backend services

Build and enhance scalable, secure APIs and microservices aligned with enterprise architecture standards

Develop AI-powered workflows and intelligent automation solutions using modern AI frameworks

Participate throughout the software development lifecycle from requirements gathering through deployment and support

Collaborate with Agile teams to deliver high-quality code and continuously improve engineering practices

Support CI/CD pipelines, DevOps initiatives, and deployment automation efforts

Lead modernization efforts by migrating legacy applications to cloud-native architectures

Utilize AI-assisted development tools to improve development efficiency and code quality

Troubleshoot and resolve application issues while supporting system performance and reliability

Develop technical documentation and maintain application configurations

Monitor, tune, and optimize applications to meet security, performance, and scalability requirements

Work cross-functionally with product, infrastructure, and business stakeholders to deliver business objectives

Required Skills/Experience (Must-Haves) Strong full-stack software development experience

Hands-on experience with React, TypeScript, and modern JavaScript frameworks

Experience developing applications using Java, Spring Boot, REST APIs, and microservices architectures

Python development experience, including API and service development

Experience working with relational databases and SQL development

Strong understanding of Agile software delivery methodologies

Experience with CI/CD pipelines and DevOps practices

Knowledge of application security, authentication, and authorization frameworks

Ability to troubleshoot, optimize, and support enterprise applications

Excellent communication and collaboration skills

Preferred Skills/Experience (Nice-to-Haves) React 19+, TypeScript, React Router, and Tailwind CSS

Java 21 and Spring Boot 3.x

FastAPI and asynchronous Python development

PostgreSQL development and performance tuning

Experience with LangChain, LangGraph, LLMs, and AI-powered application development

Docker and Kubernetes experience

Jenkins, GitLab, Rancher, and related DevOps tools

Experience with IAM, SSO, OAuth2, JWT, Active Directory, and enterprise security frameworks

Knowledge of workflow orchestration, state machines, and automation platforms

Experience leveraging GitHub Copilot, Claude, or similar AI-assisted development tools

Key Competencies & Behaviors Self-motivated and accountable

Strong analytical and problem-solving abilities

Collaborative team player with excellent communication skills

Ability to manage multiple priorities in a fast-paced environment

Quality-focused with strong attention to detail

Passion for learning emerging technologies and development practices

Commitment to delivering secure, scalable, and reliable software solutions

Work Environment Location: Brookfield, WI

Work Model: Hybrid

Compensation & Benefits Pay Range: The approximate pay range for this position is between $53.00 and $77.00. Please note that the pay range provided is a good faith estimate. Final compensation may vary based on factors including but not limited to background, knowledge, skills, and location. We comply with local wage minimums.

Medical, Dental, & Vision Insurance Plans

Employee-Owned Profit Sharing (ESOP)

401K offered

About KellyMitchell

At KellyMitchell, our culture is world class. We're movers and shakers! We don't mind a bit of friendly competition, and we reward hard work with unlimited potential for growth. This is an exciting opportunity to join a company known for innovative solutions and unsurpassed customer service. We're passionate about helping companies solve their biggest IT staffing & project solutions challenges. As an employee-owned, women-led organization serving Fortune 500 companies nationwide, we deliver expert service at a moment's notice.

Marketing Disclosure

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