Service
Fullstack web development with Angular, Spring Boot and PostgreSQL
I design and build complete web applications (data model, APIs, interface and deployment), so a single engineer owns the whole flow and nothing gets lost between layers.
Angular
Spring Boot
PostgreSQL
Docker
AWS
GitLab
What I do
What fullstack web development includes
One person accountable for the whole product: data, APIs, interface and deployment.
Product and data modeling
Turning the business problem into entities, flows and a PostgreSQL schema that can grow.
Angular frontends
Fast, accessible interfaces with Angular, TypeScript and Tailwind CSS.
Spring Boot APIs
REST APIs with validation, security and clear contracts.
Authentication and roles
Sign-in, roles and multi-tenant access with Keycloak.
CI/CD and deployment
Docker images and GitLab CI pipelines to AWS.
Weekly releases
Progress deployed every week, so you make decisions based on real software.
Process
How we work on your fullstack project
A short, predictable path from the first message to production.
A first message
Email or WhatsApp me about the problem or the role. I'll tell you honestly whether I'm a good fit.
A clear proposal
Scope, timeline and way of working, in writing.
Weekly deliveries
Progress deployed every week, so you make decisions based on real software.
Launch and handover
Production deployment, documentation and the code in your repository.
Who I work with
Who fullstack development is for
Remote from Colombia (UTC−5), with hours that overlap US business time.
Startups and founders
Turn an idea into a working MVP, scoped to launch fast and built to keep growing.
Product and engineering teams
Add a software engineer who owns complete features: frontend, backend and deployment.
Software agencies and studios
Extra capacity for Angular and Spring Boot projects, delivered in an orderly way.
Case study
KMApp: fullstack in production
Micro SaaS · 2025
KMApp
My own multi-tenant SaaS: a digital menu with ordering and delivery for small and mid-sized kiosks and restaurants. 60% less time answering WhatsApp by hand and zero order errors.
AWS · Docker · Angular · Spring Boot · PostgreSQL · Keycloak · GitLab
Read case study: KMAppFAQ
Questions about fullstack web development
Yes. I design, build and run KMApp, my own SaaS, end to end: product, frontend, backend, data and infrastructure.
Yes. I join existing teams, adapt to the stack and conventions, and work with your Git flow and code reviews.
Yes. The code lives in your repository from day one, together with the documentation.
Yes. I leave the app deployed with Docker and a GitLab CI pipeline, along with the documentation it needs. If you prefer, I can deploy it on your own terms and technologies.