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Hello, I'm

Sean McNary

Full Stack Engineer

Building scalable SaaS and enterprise applications across logistics, retail, and cloud-native platforms with experience in .NET, React, Angular, and cloud services.

Core Expertise

Full Stack Engineer with experience building scalable SaaS and enterprise applications. Specialized in system architecture, CI/CD, data visualization, and modernization of legacy systems.

Full Stack Development

Expert in C#, PHP, JavaScript, Python with .NET Core, React, Angular, and Symfony frameworks

Cloud Architecture

AWS (Lambda, DynamoDB, Aurora, S3, Athena) and Azure (PaaS, IaaS) cloud services expertise

Database Design

SQL Server, PostgreSQL, MySQL with optimized data pipelines and multi-tenant APIs

DevOps & CI/CD

Microservices, REST APIs, CI/CD pipelines with GitHub, Azure DevOps, and Docker

Featured Projects

Showcasing D3.js data visualizations and interactive charts demonstrating expertise in data analytics, business intelligence, and modern web development.

D3.js Chart Visualization 1

D3.js Data Visualization

Interactive charts and analytics dashboard

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D3.js Chart Visualization 2

D3.js Analytics Dashboard

Real-time data visualization and reporting

View Repository
D3.js Chart Visualization 3

D3.js Performance Metrics

Advanced charting and data analysis

View Repository
D3.js Chart Visualization 4

D3.js Business Intelligence

Interactive business analytics platform

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D3.js Chart Visualization 5

D3.js Financial Analytics

Financial data visualization and trends

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D3.js Chart Visualization 6

D3.js Market Analysis

Market trends and competitive analysis

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D3.js Chart Visualization 7

D3.js Operational Metrics

Operational performance and KPI tracking

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D3.js Chart Visualization 8

D3.js Strategic Analytics

Strategic planning and decision support

View Repository

Technical Skills

Comprehensive expertise in modern development technologies, cloud services, and enterprise architecture.

95%

C# & .NET

90%

React & Angular

85%

AWS & Azure

92%

SQL Server & PostgreSQL

Professional Experience

A proven track record of delivering enterprise solutions and leading technical initiatives across diverse industries.

McNary Technical LLC

Full Stack Engineer
2014 – Present
  • Delivered SaaS and SEO platforms for logistics and legal clients
  • Built React + Symfony + PostgreSQL dashboard for real-time shipment tracking
  • Implemented D3.js visualizations for SEO performance trends and logistics analytics
  • Developed multi-tenant APIs and AWS data pipelines for SEO automation

Alliance Resources

Senior Developer
2022 – 2024
  • Migrated enterprise systems to .NET Core and Azure DevOps CI/CD
  • Refactored financial reporting tools, improving speed and reliability
  • Implemented modern development practices and automated testing

QuikTrip

Senior Developer
2018 – 2022
  • Supported 140+ .NET applications across retail operations
  • Designed Azure services and led contractor team in CI/CD adoption
  • Optimized system performance and implemented monitoring solutions

AAON, Inc.

Senior Engineer
2016 – 2018
  • Rewrote contractor system as modern React web app
  • Migrated legacy VB6 systems to .NET/JavaScript
  • Improved system reliability and user experience

Contract Roles

Software Engineer
2012 – 2016
  • Delivered enterprise solutions using .NET, Angular, React, SQL Server
  • Designed APIs and optimized databases for logistics and marketing clients
  • Built scalable solutions for diverse industry requirements

Core Skills

Languages & Frameworks

C#, PHP, JavaScript, Python, .NET Core, React, Angular, Symfony, D3.js

Cloud & Infrastructure

AWS (Lambda, DynamoDB, Aurora, S3, Athena), Azure (PaaS, IaaS)

Databases

SQL Server, PostgreSQL, MySQL

Practices & Tools

Microservices, REST APIs, CI/CD, Agile/Scrum, GitHub, Azure DevOps, Docker, SonarQube

Ready to Build Something Amazing?

I'm available for enterprise projects, consulting opportunities, and full-time positions. Let's discuss how I can help architect and build your next scalable solution.

Get In Touch

Have an enterprise project or consulting opportunity? Let's discuss how I can help architect and build your next scalable solution.

Email

smcnary@live.com

Phone

786-213-3333

Location

Tulsa, Oklahoma