Nicholas Ruffin
Maryland Heights,MO
Summary
Seasoned Full Stack Developer with proven expertise in enterprise software development and technical team leadership. Demonstrated success in implementing Test-Driven Development practices, establishing robust SDLC processes, and driving Agile methodologies. Extensive experience architecting microservices-based solutions, implementing DevOps practices, and optimizing development workflows. Track record of delivering high-quality software solutions while maintaining 90%+ code coverage and streamlining development operations through automated testing and continuous integration practices.
Overview
15
15
years of professional experience
1
1
Certification
Work History
Lead Full Stack Developer
Nimble Solutions
08.2021 - Current
- Lead development on QUARC AR workflow solution utilizing microservices architecture built with .NET, C#, Mudblazor, and GraphQL
- Engineered integration of 50+ data sources into unified AR workflow application, achieving 32+ cases touched per representative
- Implemented code coverage metrics in Azure DevOps build pipeline, achieving over 90% coverage with 100% test pass rate
- Developed and maintained legacy Business Process Management (BPM) systems supporting Revenue Cycle Management operations
- Implemented Test-Driven Development using NUnit for unit testing, Playwright for integration testing, and Veracode for SAST/DAST security testing
- Developed C# Function Apps supporting data ingestion and patient claim status retrieval via Availity and WayStar REST APIs for clearinghouse data usage
- Configured Azure DevOps environment for sprint tracking, repository management, and pipeline integration
- Established standardized development workflows and deployment processes
- Implemented technical monitoring using Microsoft Application Insights for system performance and error tracking
- Managed sprint work and collaborated with PM and AR department product owner on backlog grooming and estimations
Full Stack Developer
Core & Main Corporate Office
06.2017 - 08.2021
- Developed enterprise applications using C#, .NET, and SQL
- Implemented authentication systems and data access layers
- Created and maintained stored procedures for efficient data management
- Collaborated with product owners and QA teams to enhance application functionality
Support Specialist/Contractor
Enterprise Fleet Management
02.2017 - 06.2017
- Managed SCCM deployments and Active Directory administration
Infrastructure & Support Roles
Enterprise Fleet Management
01.2010 - 12.2016
- Provided Tier II support and infrastructure management
- Implemented backup solutions and disaster recovery procedures
- Managed asset lifecycle and system deployments
Education
Bachelor of Science - Information Technology
University of Phoenix
Phoenix03.2017
Associate of Arts -
University of Phoenix
Phoenix, AZ03.2015
Skills
- ASPNET Core
- C#
- Reactjs
- Python
- JavaScript
- HTML5
- CSS3
- Mudblazor
- Nodejs
- Azure App Services
- Azure Functions
- GraphQL
- SQL Server
- PostgreSQL
- Azure DevOps
- Git
- Jira
- ServiceNow
- Fresh Service
- Windows Server 2019
- Active Directory
- Microservices Architecture
- Application Insights
Certification
- Advanced Software Development, University of Phoenix
- Database Administration, University of Phoenix
Timeline
Lead Full Stack Developer
Nimble Solutions
08.2021 - Current
Full Stack Developer
Core & Main Corporate Office
06.2017 - 08.2021
Support Specialist/Contractor
Enterprise Fleet Management
02.2017 - 06.2017
Infrastructure & Support Roles
Enterprise Fleet Management
01.2010 - 12.2016
Bachelor of Science - Information Technology
University of Phoenix
Associate of Arts -
University of Phoenix
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