Stack Developer C#

Aaron Sifuentes .NET Full Stack Developer

*****.***********@*****.*** +1-956-***-**** Edinburg, TX, USA linkedin.com/in/aaron-sifuentes-b54039348

SUMMARY

•Experienced Full Stack Developer with expertise in .NET, C#, Angular, and DevOps technologies, specializing in building and maintaining complex, high-performance web applications.

•Proven ability to develop custom backend solutions with .NET and C#, while creating responsive, user-friendly front-end experiences with Angular.

•Skilled in implementing DevOps practices to streamline development processes, automate deployments, and enhance application reliability.

•Adept at collaborating with cross-functional teams to deliver scalable, efficient solutions and integrating third-party services and APIs.

•Demonstrated success in driving user engagement, boosting revenue, and enhancing application functionality while reducing development time and maintaining high standards of code quality through effective DevOps strategies.

PROFESSIONAL EXPERIENCE

CMHWorks

Full Stack Developer (Remote)

10/2022 – 10/2024

Purcellville, VA, USA

•Led the design and implementation of a full-stack web application with Angular and .NET, achieving a 25% increase in user engagement and a 20% boost in revenue.

•Optimized system performance by 50% through the integration of RESTful APIs and third-party services, enabling real-time updates and enhancing responsiveness.

•Implemented CI/CD pipelines with GitHub Actions, enhancing collaboration and increasing deployment frequency by 50% while reducing lead time for changes by 40%.

•Enhanced development efficiency by adopting Agile methodologies and incorporating DevOps practices, resulting in a 20% reduction in project timelines and an 18% decrease in costs.

•Utilized Microsoft Azure for application deployment, automating resource provisioning with Infrastructure as Code (IaC), achieving a 70% reduction in deployment times. NeoTechAdmin

Full Stack Developer (Remote)

09/2020 – 09/2022 Reno, NV, USA

•Developed and deployed an .NET-based application with an Angular frontend, automating CI/CD pipelines using GitHub Actions, improving deployment speed by 30% and enhancing operational efficiency.

•Enhanced frontend performance using techniques like lazy loading and code splitting, reducing load times by 40% and improving responsiveness.

•Managed infrastructure as code with Terraform, automating server provisioning and reducing setup time by 40%.

•Monitored application performance and system health using Prometheus and Grafana, ensuring high availability and proactive issue resolution, leading to a 25% reduction in downtime.

•Optimized cloud resources on Microsoft Azure with services like Azure App Service, Azure Functions, and Azure Blob Storage, achieving a 15% reduction in infrastructure costs while maintaining application performance.

Ollie

ASP.NET Developer (Contractor)

08/2017 – 08/2020 Reno, NV, USA

•Improved ASP.NET application performance, reducing load times by 40% and optimizing server resource usage by 30%.

•Built secure authentication systems using OAuth2 and JWT, decreasing unauthorized access attempts by 20%.

•Enhanced database performance by fine-tuning queries in MSSQL, resulting in a 30% improvement in query speed.

•Integrated secure payment gateways (Stripe, PayPal) into ASP.NET applications, increasing transaction success rates by 15%.

•Automated deployment pipelines with Docker and Microsoft Azure, halving deployment times and ensuring consistent environments across development, staging, and production. Forefront Technologies

Web Developer (Contractor)

08/2014 – 08/2017

Edinburg, TX, USA

•Developed responsive web applications with Bootstrap and media queries, ensuring optimal performance across all devices.

•Created interactive front-end features using React.js and Angular, resulting in a 25% increase in user engagement.

•Optimized application performance by 40% through techniques like code splitting and lazy loading.

•Integrated RESTful APIs and GraphQL services, enhancing data communication and overall user experience.

•Improved SEO rankings by restructuring site architecture and optimizing content, driving a 15% increase in organic traffic.

AJ Network Solutions

Junior Web Developer (Contractor)

08/2013 – 08/2014

Edinburg, TX, USA

•Developed and maintained responsive web pages using HTML, CSS, and JavaScript, ensuring cross- browser compatibility and optimal user experience.

•Collaborated with senior developers to implement dynamic features with React, enhancing user interactivity and application performance.

•Assisted in building and integrating RESTful APIs with backend services, streamlining data communication and improving system functionality.

•Troubleshot and debugged front-end and back-end issues, improving application stability and reducing bugs by 15%.

•Contributed to version control and code reviews using Git, ensuring effective collaboration and adherence to coding best practices.

EDUCATION

Bachelor of Science in Computer Science

The University of Texas at San Antonio

08/2009 – 05/2013

San Antonio, TX, USA

HARD SKILLS

Programming Languages — C# (Expert) JavaScript (Advanced) TypeScript (Advanced) HTML5

(Advanced) CSS3 (Advanced) SQL (Advanced) PHP (Advanced) C (Advanced) Cloud Technologies — Azure App Service (Expert) Azure Functions (Advanced) Azure Blob Storage (Advanced) Azure Kubernetes Service (AKS) (Advanced) Azure SQL Database (Advanced) AWS Lambda (Advanced) RDS (Advanced) EKS (Advanced) Infrastructure as Code — Terraform (Expert) Azure Resource Manager (ARM) Templates (Expert) Pulumi (Advanced) AWS CloudFormation (Advanced) AWS CDK (Advanced) Ansible

(Advanced)

CI/CD — Jenkins (Expert) GitHub Actions (Expert) GitLab CI/CD (Expert) CircleCI (Acvanced) Azure DevOps (Advanced)

Frameworks/Libraries — ASP.NET (Expert) Entity Framework (Advanced) Angular (Expert) AngularJS (Advanced) React (Advanced) Bootstrap (Advanced) TailwindCSS (Advanced) Node.js (Advanced)

Version Control Systems — Git (Expert) GitHub (Expert) GitLab (Advaned) Bitbucket

(Advanced)

Datebases/ORM — MSSQL (Expert) Entity Framework (Advanced) PostgreSQL (Advanced) MySQL (Advanced) DynamoDB (Advanced) Django ORM (Expert) MongoDB (Advanced) Testing & Methodology — Selenium (Advanced) Unit Testing (Proficient) Test-Driven Development (TDD) (Proficient) Behavior-Driven Development (BDD) (Proficient) Agile Methodology (Expert) Scrum Framework (Proficient)

SOFT SKILLS

Teamwork — Collaborate effectively with others to reach project goals. Leadership — Mentor and guide team members to boost productivity and drive project success. Problem Solving — Analyze challenges and develop practical solutions. Organization — Prioritize tasks and manage time efficiently to ensure smooth project execution. Dependability — Deliver high-quality work consistently and meet deadlines. Flexibility — Adapt quickly to new technologies and changing project needs to achieve successful results.

Contact this candidate