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I architect highly performant, multi-tenant SaaS platforms and data-driven applications to empower global enterprises. My career centers on backend hardening, secure payments, and scalable systems that handle high-throughput transactional data and intricate user workflows. I leverage the React ecosystem and Node.js with modern cloud patterns (including serverless, microservices, and robust cloud infrastructure) to deliver resilient, compliant solutions with rich, data-driven user experiences. I thrive in cross-functional teams and mentor engineers to raise the bar on quality, security, and performance.…I architect highly performant, multi-tenant SaaS platforms and data-driven applications to empower global enterprises. My career centers on backend hardening, secure payments, and scalable systems that handle high-throughput transactional data and intricate user workflows. I leverage the React ecosystem and Node.js with modern cloud patterns (including serverless, microservices, and robust cloud infrastructure) to deliver resilient, compliant solutions with rich, data-driven user experiences. I thrive in cross-functional teams and mentor engineers to raise the bar on quality, security, and performance.

Will Garcia

Full Stack Developer, Back-End Developer, Front-End Developer, +2

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I architect highly performant, multi-tenant SaaS platforms and data-driven applications to empower global enterprises. My career centers on backend hardening, secure payments, and scalable systems that handle high-throughput transactional data and intricate user workflows. I leverage the React ecosystem and Node.js with modern cloud patterns (including serverless, microservices, and robust cloud infrastructure) to deliver resilient, compliant solutions with rich, data-driven user experiences. I thrive in cross-functional teams and mentor engineers to raise the bar on quality, security, and performance.…I architect highly performant, multi-tenant SaaS platforms and data-driven applications to empower global enterprises. My career centers on backend hardening, secure payments, and scalable systems that handle high-throughput transactional data and intricate user workflows. I leverage the React ecosystem and Node.js with modern cloud patterns (including serverless, microservices, and robust cloud infrastructure) to deliver resilient, compliant solutions with rich, data-driven user experiences. I thrive in cross-functional teams and mentor engineers to raise the bar on quality, security, and performance.

Available to hire

I architect highly performant, multi-tenant SaaS platforms and data-driven applications to empower global enterprises. My career centers on backend hardening, secure payments, and scalable systems that handle high-throughput transactional data and intricate user workflows.

I leverage the React ecosystem and Node.js with modern cloud patterns (including serverless, microservices, and robust cloud infrastructure) to deliver resilient, compliant solutions with rich, data-driven user experiences. I thrive in cross-functional teams and mentor engineers to raise the bar on quality, security, and performance.

Skills

Experience Level

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Work Experience

Senior Full Stack Engineer at Square

April 1, 2021 - Present

Led modernization of Square's omnichannel platform, migrating from a legacy monolith to a scalable, multi-tenant SaaS architecture for global merchants. Spearheaded multi-tenant backend adoption using Supabase with Postgres Row-Level Security to ensure strict data isolation and privacy compliance. Integrated Stripe Connect for complex subscription billing, including direct charges, payouts, and platform fees across a global user base. Engineered a robust Node.js/Express API layer and background jobs to process high-throughput POS event streams. Refactored AI-assisted code, improved performance, and established code quality standards across squads. Optimized data ingestion on AWS using Kafka and Lambda for near real-time processing, and implemented comprehensive monitoring with Datadog and CloudWatch. Championed TypeScript adoption, built a scalable Redis cache, and automated infrastructure with Terraform and GitHub Actions. Secured payments with tokenization and encryption aligned to P

Full Stack Software Engineer at BMW Group

May 1, 2018 - April 1, 2021

Led development of a digital clienteling and inventory management platform, delivering a highly responsive React/Redux frontend for showroom analytics and real-time availability. Implemented a custom authentication/authorization system with Node.js integrated with corporate identity provider, enforcing RBAC across a global dealer network. Modeled complex vehicle configurations and supply chain data in MongoDB for rapid querying and dynamic pricing across regions. Optimized frontend with code splitting, lazy-loaded components, and CDN caching to reduce load times for global users. ENforced OAuth 2.0 standards and securely managed API keys in AWS Secrets Manager. Authored ADRs and documentation to capture architectural decisions and supported cross-regional product alignment. Consolidated legacy tools into a single application and modernized testing with Cypress for regression prevention across launches.

Platform Engineer at GE Power

June 1, 2015 - June 1, 2018

Built core architecture for an energy asset monitoring and predictive maintenance platform, ingesting telemetry from thousands of sensors. Developed a high-throughput data ingestion pipeline in Node.js and constructed an interactive React/D3.js dashboard for real-time status, anomalies, and historical performance. Implemented Python-based data validation and calibration routines to ensure data integrity, and used InfluxDB for time-series storage. Enhanced observability with Grafana and real-time monitoring, and designed scalable data querying. Leveraged AWS for serverless processing and established secure data handling practices across the stack.