16+ years turning ideas into production systems — from the data model to the last pixel. Today:
Not just frontend, not just backend. I care about how the whole system is designed, integrated, deployed and kept healthy in production.
Node.js and TypeScript services on serverless, event-driven AWS architectures — Lambda, SQS with dead-letter queues and redrive, RDS.
Angular, React and framework-agnostic design systems with Lit and Web Components that every app can share.
PostgreSQL, SQL Server, MySQL, Oracle, MongoDB, DynamoDB. Schema design, complex SQL, ETL pipelines and data warehouses.
LLM applications that do real work: AI agents, tool calling against live systems, RAG over documents, WhatsApp channels.
Understand the business, then design the data and the boundaries.
Backend, frontend and integrations, reviewed and tested.
Deploy on AWS, GCP or Linux servers with Docker.
Monitor, support and keep improving what's live.
Helped build the ecosystem of AI agents that book sales and service appointments automatically. Node.js microservices on serverless, event-driven AWS. Contributor to a framework-agnostic design system in Lit and Web Components.
Part of the team that rewrote VitalCDM, the main application in its mid revenue cycle suite. Angular and NgRx on the front, Node.js and C# services on Google Cloud.
Architected and built a multi-tenant SaaS platform with an LLM assistant, a BI layer and integrations with physical devices. End-to-end ownership: requirements, architecture, deployment and production support.
Product features with React, Node.js and MySQL; before that, SQL and Metabase dashboards for KPIs, marketing ROI and customer behavior.
Built an e-learning platform for driving schools with live WebRTC video classes.
On-site ERP implementations, training and support, working directly with customers.
Agents that talk to dealership customers and book sales and service appointments on their own, at Impel.
An assistant platform wired into each organization's own data and operations, answering members 24/7.
Shared UI components built once and used from Angular and React apps alike, at Impel.
Per-client PostgreSQL warehouses that give operations teams the reporting their core systems never had.
A modular suite for social, country and sports clubs: CRM, events and ticketing, elections, point of sale.
Chargemaster management that helps hospitals keep billing codes and charges accurate, at Health Catalyst.
Juan's diligence, attention to detail, and positive upbeat attitude allowed him to excel and do great work with our team.Steve Kinyon · Software Architect & Manager, Health Catalyst — direct manager
Turning scattered business data into decisions, and where AI actually helps.
Trade-offs of delivering business software as a service.
Adopting and extending open-source CRM in real organizations.
Building a product, scaling a platform or looking for a senior engineer who can own a system end to end? Tell me about it.