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Hi, I’m Aaron Charley. I’m a results-driven Senior Software Engineer with over 12 years of experience building scalable, secure, and high-performance full-stack applications across cloud, SaaS, and fintech spaces. I’ve led cross-functional teams, architected modern web systems, and delivered reliable solutions using React, Node.js, .NET, and cloud platforms like Azure and AWS. I have a strong foundation in system design, DevOps automation, CI/CD, and API development. I’m passionate about clean code, performance optimization, and mentoring engineers. I enjoy turning complex business requirements into technical solutions that drive product value and user satisfaction.…Hi, I’m Aaron Charley. I’m a results-driven Senior Software Engineer with over 12 years of experience building scalable, secure, and high-performance full-stack applications across cloud, SaaS, and fintech spaces. I’ve led cross-functional teams, architected modern web systems, and delivered reliable solutions using React, Node.js, .NET, and cloud platforms like Azure and AWS. I have a strong foundation in system design, DevOps automation, CI/CD, and API development. I’m passionate about clean code, performance optimization, and mentoring engineers. I enjoy turning complex business requirements into technical solutions that drive product value and user satisfaction.

Aaron Charley

Full Stack Developer, Web Developer, Back-End Developer, +3

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Hi, I’m Aaron Charley. I’m a results-driven Senior Software Engineer with over 12 years of experience building scalable, secure, and high-performance full-stack applications across cloud, SaaS, and fintech spaces. I’ve led cross-functional teams, architected modern web systems, and delivered reliable solutions using React, Node.js, .NET, and cloud platforms like Azure and AWS. I have a strong foundation in system design, DevOps automation, CI/CD, and API development. I’m passionate about clean code, performance optimization, and mentoring engineers. I enjoy turning complex business requirements into technical solutions that drive product value and user satisfaction.…Hi, I’m Aaron Charley. I’m a results-driven Senior Software Engineer with over 12 years of experience building scalable, secure, and high-performance full-stack applications across cloud, SaaS, and fintech spaces. I’ve led cross-functional teams, architected modern web systems, and delivered reliable solutions using React, Node.js, .NET, and cloud platforms like Azure and AWS. I have a strong foundation in system design, DevOps automation, CI/CD, and API development. I’m passionate about clean code, performance optimization, and mentoring engineers. I enjoy turning complex business requirements into technical solutions that drive product value and user satisfaction.

Available to hire

Hi, I’m Aaron Charley. I’m a results-driven Senior Software Engineer with over 12 years of experience building scalable, secure, and high-performance full-stack applications across cloud, SaaS, and fintech spaces. I’ve led cross-functional teams, architected modern web systems, and delivered reliable solutions using React, Node.js, .NET, and cloud platforms like Azure and AWS.

I have a strong foundation in system design, DevOps automation, CI/CD, and API development. I’m passionate about clean code, performance optimization, and mentoring engineers. I enjoy turning complex business requirements into technical solutions that drive product value and user satisfaction.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

Aragonese

Intermediate

Work Experience

Senior Software Engineer at Microsoft

October 1, 2024 - April 1, 2026

Led development of Azure Usage Insights, a cloud analytics platform delivering near real-time visibility into Azure billing, resource utilization, and consumption patterns. Built scalable backend services in C#/.NET Core, integrated with internal Azure APIs. Implemented secure RESTful APIs with JWT authentication, RBAC, and input validation. Connected to Cosmos DB, Event Grid, and Blob Storage for high-throughput data ingestion and storage. Created CI/CD pipelines with Azure DevOps to automate builds, tests, and deployments across dev, staging, and production. Instrumented logging and telemetry via Azure Monitor and Application Insights. Collaborated with product managers and designers to define reporting features and performance SLAs. Mentored junior developers on .NET architecture and enterprise-grade application structure. Refactored legacy logic into modular components to improve maintainability and testing coverage.

Senior Full Stack Engineer at EverGreen Health

March 1, 2018 - October 1, 2024

Led the design and development of CareFlow, a healthcare operations and patient engagement platform focusing on care coordination, appointment management, provider workflows, and patient data accessibility across clinical and administrative teams. Built end-to-end features using React, Redux, and Node.js, connecting to AWS and Azure APIs for real-time infrastructure management. Reduced manual deployment overhead by 75% by introducing Terraform scripts and GitHub Actions workflows for infrastructure automation. Implemented HIPAA-compliant RBAC, SSO, OAuth 2.0, and Okta-based identity management to safeguard sensitive healthcare information. Designed reusable UI components and achieved frontend test coverage above 85%. Refactored legacy monolith into modular services to improve scalability. Collaborated with DevOps to enhance observability with Prometheus, Grafana, and CloudWatch.

Full Stack Developer at SummitPay

June 1, 2015 - February 1, 2018

Contributed to a fintech platform for digital payments, fund disbursement, and payroll operations. Developed responsive interfaces with Angular and implemented RESTful APIs in Java (Spring Boot) for secure financial transactions. Integrated with Plaid and Stripe for bank verification and transfers. Strengthened API security via token-based authentication, RBAC, and data encryption. Collaborated with designers to enhance onboarding, reducing client setup time by 40%. Built internal tools for transaction tracking and issue resolution. Introduced Spring Batch for high-throughput payroll workflows and authored unit/integration tests with JUnit and Jasmine.

Junior Web Developer at HawkSearch

August 1, 2012 - May 1, 2015

Contributed to HawkSearch Integration Suite – an e-commerce site search and recommendations product. Implemented UI components with jQuery, Bootstrap, and Razor for .NET MVC applications, created custom search widgets and dynamic filters, and assisted in migrating legacy ASP.NET Web Forms to a modern MVC architecture. Wrote SQL Server queries and stored procedures to support advanced search and analytics. Collaborated with QA to resolve client-reported issues and created internal docs for plugin development and deployment procedures.