07/20/2025 updated

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100 % available

Full Stack Developer and DevOps Engineer with AWS Serverless Expertise

Las Vegas, USA
Worldwide
B.S. in Aeronautics
Las Vegas, USA
Worldwide
B.S. in Aeronautics

Profile attachments

Mario_Sandoval_Resume_2025.pdf

Application Programming Interfaces (APIs)Amazon Web ServicesAmazon CloudfrontData AnalysisContinuous IntegrationData IntegrityDevOpsAmazon DynamoDBPayment SystemsFinancesGitHubLaravelPostgreSQLMySQLNode.jsOAuthPrometheusWeb ApplicationsWorkflowsMetricsReact.jsGrafanaAWS LambdaPayment ProcessingBackendStripeAngularJSFront End Software DevelopmentReact ReduxServerless ComputingDatabase AdministrationDocker
Serverless Architecture
AWS Lambda and CloudFront implementation for scalable applications, including serverless React sites for financial dashboards.

Backend Development
Node.js and Laravel expertise for building secure APIs with OAuth/JWT authentication and integration with payment systems like Stripe and Plaid.

DevOps & CI/CD
GitHub Actions workflows for automated deployments and Docker container management, ensuring consistent and reliable software delivery.

Frontend Development
React, Redux, and Angular implementation for dynamic user interfaces, including custom web applications and dashboard solutions.

Database Management
MySQL, PostgreSQL, and DynamoDB optimization for high-traffic workloads, reducing query times and ensuring data integrity.

Monitoring & Analytics
Prometheus and Grafana setup for tracking service performance and reliability metrics across applications.

Payment Processing
Integration of payment platforms including Stripe, Plaid, and Paytronix to improve transaction reliability and security.
 

Experience

Professional experience5 - 10 years
Freelancer since2024

Languages

EnglishNative speakerSpanishNative speaker

Project history

Full Stack Developer - Freelance

Various Clients
Delivered fleet dashboards, POS systems, and analytics tools with React and Laravel, and built secure APIs and mobile apps integrated with Stripe and Mapbox.

Cloud & DevOps Engineer

CFUSA Corp
Designed serverless React sites on CloudFront, built secure Laravel & Node.js APIs with OAuth/JWT, automated CI/CD pipelines with GitHub Actions, and implemented Prometheus/Grafana monitoring.

Full Stack Developer

TIX4.COM
Integrated Ticketmaster, AXS, and NLIVEN APIs for dynamic seat-map applications, developed payment flows with Stripe and Paytronix, led CI/CD and GitHub cleanup for Blade/Laravel platform, and managed AWS EC2 instances and database administration.

Application Developer

K16 Solutions
Built Angular dashboard with Google Maps integration, consolidated multi-source content via Node.js/DynamoDB, and created APIs and web scraping services for ed-tech platform data migration.

Software Engineer

Fresh Technologies
Developed microservices in Laravel and Node.js for restaurant SaaS, reducing DB query times by 30%, integrated POS and payment systems, and optimized PostgreSQL and MongoDB performance for high-traffic workloads.

Software Engineer

Marker Trax
Built casino credit applications with Ionic and Node.js for bank-to-wallet transfers, integrated Equifax scoring and geolocation compliance checks, and created custom React web apps per client requirements.

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