Senior Full Stack Engineer – .NET, React

Jobtailor; Milwaukee (WI); On-site; USD 90,000 - 130,000; Full time

Job summary

Jobtailor in Milwaukee, WI is seeking an experienced software engineer to design, build, test, and maintain enterprise web applications and integrations using .NET, Node.js, React, and SQL. You will translate business requirements into technical designs, collaborate across teams, and contribute to CI/CD and container-based architectures while mentoring teammates.

You will also work with AI-assisted development approaches, evaluate options, and help establish development standards to ensure

Qualifications

• 4 years of relevant application development experience required; 6 years preferred.
• Experience developing and supporting enterprise applications, web applications, APIs, workflows, integrations, or platform-based solutions preferred.
• Hands-on experience with modern development technologies, preferably including .NET, Node.js, React, TypeScript or JavaScript, SQL, and API development.
• Experience working across multiple projects and technologies in a collaborative team environment.
• Experience with source control, automated testing, CI/CD practices, and modern cloud or container-based application architecture.
• Experience using AI-assisted development tools or agentic development approaches preferred.
• Bachelor’s degree required; combination of experience, education, and training may be accepted in lieu of degree.

Responsibilities

• Design, develop, test, debug, document, maintain, and enhance complex web-based applications, integrations, APIs, workflows, and components.
• Build maintainable solutions using .NET, Node.js, React, TypeScript, JavaScript, Python, SQL, APIs, Git, automated testing, and CI/CD practices.
• Design and support containerized architectures, data models, transformations, integrations, and connections to enterprise systems, databases, files, and APIs.
• Translate business requirements into technical designs, identify risks, recommend solutions, and help establish development standards.
• Perform unit testing and contribute to test planning, implementation, upgrades, production support, and documentation.
• Monitor application performance and reliability, troubleshoot complex issues.
• Estimate project effort, define tasks, meet deadlines, and communicate risks and dependencies.
• Collaborate with product owners, architects, developers, and stakeholders to clarify requirements, evaluate options, and demonstrate functionality.
• Utilize AI-assisted development approaches and agentic coding frameworks to improve efficiency.
• Mentor team members, share knowledge, and contribute to continuous improvement.

Skills

Collaboration

Communication

Problem-Solving

Risk Management

Continuous Improvement

Education

Bachelor’s degree

Tools

.NET

Node.js

React

TypeScript

JavaScript

SQL

API Development

Automated Testing

Unit Testing

Data Modeling

Git

AI-Assisted Development Tools

Agentic Development Approaches

Cloud-Based Architecture

Integration Tools

Job description

• Design, develop, test, debug, document, maintain, and enhance complex web-based applications, integrations, APIs, workflows, and application components
• Build maintainable solutions using .NET, Node.js, React, TypeScript, JavaScript, Python, SQL, APIs, Git, automated testing, and CI/CD practices
• Design and support containerized application architectures, data models, transformations, integrations, data-quality checks, and connections to enterprise systems, databases, files, and APIs
• Translate business requirements into technical designs, identify risks, recommend solutions, and help establish development standards
• Perform unit testing and contribute to test planning, implementation, upgrades, production support, and architectural and code-level documentation
• Monitor application performance and reliability and troubleshoot complex technical issues
• Estimate project effort, define technical tasks, meet deadlines, and communicate risks, blockers, and dependencies
• Partner with product owners, architects, developers, business users, leaders, vendors, and stakeholders to clarify requirements, evaluate options, and demonstrate functionality
• Use modern AI-assisted and agentic development approaches, including large language models, Model Context Protocol concepts, and agentic coding frameworks
• Mentor team members, share technical knowledge, and contribute to continuous improvement

Requirements

• 4 years of relevant application development experience required; 6 years preferred
• Experience developing and supporting enterprise applications, web applications, APIs, workflows, integrations, or platform-based solutions preferred
• Hands-on experience with modern application development technologies, preferably including .NET, Node.js, React, TypeScript or JavaScript, SQL, and API development
• Experience working across multiple projects and technologies in a collaborative team environment
• Experience with source control, automated testing, CI/CD practices, and modern cloud or container-based application architecture
• Experience using AI-assisted development tools or agentic development approaches preferred
• Bachelor’s degree required
• Combination of relevant experience, education, and training may be accepted in lieu of degree

Core Competencies

Demonstrates expertise in designing, developing, and maintaining complex web-based applications and integrations using .NET, Node.js, React, and SQL. Proficient in translating business requirements into technical designs while mentoring team members and utilizing modern AI-assisted development approaches.

Highest-signal resume keywords

• Application Development
• API Development
• CI/CD Practices
• Containerized Application Architecture
• Mentoring Team Members

Hard Skills

• .NET
• Node.js
• React
• TypeScript
• JavaScript
• SQL
• API Development
• Automated Testing
• Unit Testing
• Data Modeling

Soft Skills

• Collaboration
• Communication
• Problem-Solving
• Risk Management
• Continuous Improvement

Industry Keywords

• Enterprise Applications
• Web Applications
• Workflows
• Integrations
• Development Standards

Tools & Technologies

• Git
• AI-Assisted Development Tools
• Agentic Development Approaches
• Cloud-Based Architecture
• Integration Tools