Lead Full Stack Developer

Lead Full Stack Developer

ColdSpring

Cold Spring, MN

• ONSITE Requirement
• Do you take pride in architecting scalable solutions and leading teams to deliver high-impact applications?
• Are you passionate about working across the stack—from crafting intuitive front-end experiences to optimising back-end performance?
• Ready to mentor developers and drive best practices that shape the future of our technology?
  
  

ABOUT ColdSpring

A family-owned business since 1898, Coldspring is a leading quarrier and fabricator of natural stone and bronze for architectural, memorial, residential, and industrial markets. Headquartered in Cold Spring, Minnesota, with a primary manufacturing facility and bronze foundry, the company employs 800 people nationwide, operating 30 quarries and multiple fabrication sites. Coldspring’s success stems from the dedication of its team, a commitment to innovation, and a focus on meeting and exceeding customer expectations while upholding corporate sustainability. 

Job Description

We're looking for a highly experienced and dedicated Lead Full Stack Developer to take ownership of a custom suite of software developed in house. This is a critical dual-role position, requiring an accomplished technologist who is also a proven people manager. You will lead a small, focused team of developers and QA specialist, driving development across the full Microsoft stack and modern web technologies. This requires a balance of hands-on coding, architectural oversight, and direct management responsibility for team performance and growth.

JOB DETAILS

Starting salary: $95K with comprehensive benefit package

Regular onsite requirement

EDUCATION AND EXPERIENCE:

• Minimum 10 years of professional software development experience
• Minimum 5 years of direct experience managing and mentoring software development teams
• While we have set high standards for this role, we recognize that great talent comes in may forms. We encourage exceptional candidates with 8 years of total development experience and proven informal leadership who may not meet the full 5-year people management requirement to apply for the title of Senior Full Stack Developer, with a clear, performance-based path to the Lead role
• Exceptional proficiency in Microsoft C# development stack, including ASP.NET (MVC and API), Entity Framework, and TSQL
• Expertise in modern front-end development using Angular, TypeScript, JavaScript (ES6 ) and advanced HTML/CSS
• Proven track record of managing project deadline and driving technical standards for a team
• Deep understanding of object-orientated design, N-tier architecture, and enterprise application integration patterns
• Experience with integrating with or developing applications that tie into large ERP systems (familiarity with JDE is a plus)
  
  

Responsibilities

• Serve as the technical authority and primary hands-on developer, contributing to all layers of the application and setting a high standard for code quality
• Lead the design and implementation of responsive user interfaces using angular, TypeScript, JavaScript, and HTML
• Navigate and develop complex server-side logic in C#, including API endpoints and traditional MVC controllers attached to views
• Develop and maintain the C# Business Logic Layer (BLL) and the Data Access Layer (DAL), utilizing Entity Framework as the ORM
• Expertly manage and optimize data interactions within our Microsoft TSQL environment across various SQL databases
• Collaborate on and contribute to the development of application features that include graphical aspects, utilizing web technologies such as Canvas
• Develop and maintain C# middleware and backend services responsible for integrating application data with our ERP system and JD Edwards
• Define the technical vision, architectural standards, and enforce development best practices across the team
• Directly manage a team of developers and the QA specialist, including being responsible for performance reviews, discipline, hiring, and career growth
• Be directly responsible for project deadlines and ensuring the activities of the development team align with business priorities
• Lead the teams flexible Agile (Scum-ban) process, driving ticket tracking using Jira, facilitating planning, and ensuring smooth workflow
• Serve as the key technical liaison within a larger cross-functional group, including the Product Owner and Marketing team, translating business needs into technical requirements
• Ensure the team effectively utilizes Visual Studio, VS Code, and Git for development and revision control
  
  

Coldspring is an Affirmative Action Employer, including Veterans and Individuals with Disabilities.

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