Experience

6+ years of production-grade delivery

Sep 2025 – current

Full-Stack Developer

Babio

Los Angeles, California, United States · Remote

Delivered a short, high-impact modernization cycle for core portal and backend services.

  • Rebuilt portal modules with Svelte 4 and Laravel backed by MongoDB, improving UX and long-term maintainability.
  • Built and maintained FastAPI microservices containerized with Docker and deployed on DigitalOcean.
  • Established GitLab CI/CD pipelines and standardized PR/review practices across the engineering team.
SvelteLaravelMongoDBFastAPIDockerDigitalOceanGitLab CI/CDPython
Apr 2024 – Aug 2025

Full-Stack Developer

Kloov

Barcelona, Catalonia, Spain · Remote

Built a green-field music-tech platform spanning low-latency microservices, media-heavy frontend workflows, and monetization flows.

  • Architected a green-field NestJS + GraphQL backend with Redis on AWS and DigitalOcean, reaching sub-100ms API latency for artist, event, and storefront data.
  • Shipped a responsive Next.js + Tailwind web platform with FFmpeg-based media workflows and interactive data visualizations, consistently scoring 90+ in Lighthouse audits.
  • Enabled monetization by integrating Stripe end-to-end (checkout + secure webhooks) and prototyping web3 payments for future NFT drops.
  • Cut release time by 60% via GitHub Actions CI/CD + Cypress E2E and mentored a 3-engineer squad with coding standards and sprint execution practices.
NestJSGraphQLRedisAWSDigitalOceanNext.jsTailwind CSSFFmpegStripeGitHub ActionsCypressTypeScript
Sep 2024 – Jan 2025

Rust ML Engineer

5e Creative Labs

San José, Costa Rica · Remote

Part-time AI engineering engagement focused on scripting and experimentation support for model training pipelines.

  • Created and modified training scripts in Rust, Go, Python, and TypeScript to support end-to-end AI training workflows.
  • Standardized execution scripts and environment automation to improve repeatability across training jobs.
RustGoPythonTypeScript
Aug 2023 – Aug 2024

Full-Stack Engineer

Opratel

Buenos Aires Province, Argentina · Remote

Modernized a multi-country carrier-billing SaaS platform and scaled real-time observability, payments, and operational automation.

  • Modernized the carrier-billing admin dashboard by migrating Vue 2 to Vue 3 + Vite, reducing bundle size by 35% and first-load time by 45%.
  • Delivered multi-country payment gateway services (Express.js, Fastify, and PHP services) that process 1.5M+ micro-transactions monthly.
  • Automated reconciliations, health checks, and data cleanups with Python and Java scripts, reducing manual ops workload by ~30%.
  • Built a real-time monitoring and log console with Socket.IO/WebSockets aggregating 20+ microservices and cutting debug time by 40%.
  • Implemented multi-tenant RBAC dashboards with Redis queues and live updates, sustaining <300ms end-to-end latency at 2k TPS peaks.
  • Instituted Dockerized delivery plus GitHub Actions CI/CD and Cypress E2E quality gates, halving release cycles and reducing production bugs by 40%.
Vue 3ViteNode.jsPythonJavaExpressSocket.IORedisWebSocketAWSDockerGitHub ActionsCypress
Mar 2023 – Aug 2023

Full-Stack Developer

TowerHouseStudio

Montevideo, Uruguay · Remote

Delivered mobile and web products for multiple clients, combining payments, performance optimization, and cloud cost control.

  • Delivered three cross-platform apps with React Native and Flutter, reducing MVP time-to-market from 12 to 6 weeks.
  • Optimized Node.js + Laravel APIs, reducing median response latency by ~40% and improving reliability with Jest/PHPUnit suites.
  • Integrated Stripe and PayPal flows (checkout, webhooks, subscriptions), supporting PCI-DSS compliance reviews.
  • Reduced infrastructure spend by ~25% by off-loading heavy processing jobs to AWS Lambda and S3.
  • Built responsive SPAs with React, Angular, and Vue while mentoring junior developers and driving sprint delivery cadence.
React NativeFlutterNode.jsLaravelJestPHPUnitStripePayPalAWSAWS LambdaAmazon S3ReactAngularVueTailwind CSS
Jul 2021 – Aug 2023

Full-Stack Engineer

Vendible

United States · Remote

Built high-throughput Web3 and fintech infrastructure across wallet, identity, and multi-chain transaction systems.

  • Launched a non-custodial Algorand wallet with Next.js, Tailwind, Redux-Saga, and GraphQL, onboarding 50k+ users and passing third-party pentests.
  • Streamlined KYC by integrating identity verification workflows and decentralized identity support, reducing verification time to <2 minutes.
  • Built FastAPI microservices on DigitalOcean Kubernetes with automated PostgreSQL migrations, scaling to 10M blockchain calls per month.
  • Engineered multi-chain gateway services in Express.js for Ethereum, Polygon, and Solana flows with <300ms latency targets.
  • Containerized workloads with Docker Compose + Helm and automated Bitbucket/GitLab pipelines (tests, SCA scans, blue-green deployments), sustaining 99.9% uptime.
Next.jsReactReduxTailwind CSSGraphQLFastAPIPythonExpressNode.jsKubernetesPostgreSQLDocker ComposeHelmDigitalOceanBitbucket PipelinesGitLab CI/CDTypeScriptRustGo
Mar 2021 – Jul 2021

Full-Stack Engineer

Fidecorp

Madrid, Community of Madrid, Spain

Delivered fintech mobile products and redesigned backend architecture for lower latency and real-time financial workflows.

  • Released two React Native apps (iOS/Android) for multi-currency balances and fee calculations, reducing support calls by 30% in the first month.
  • Designed a hexagonal backend with NestJS, Django, FastAPI, and GraphQL, reducing average API latency from 450ms to <200ms.
  • Built event-driven microservices in Node.js, Python, and Java with Docker + RabbitMQ for near-real-time FX rate processing.
  • Integrated Stripe and PayPal payout flows under PCI-DSS SAQ A requirements and expanded instant deposits to additional markets.
  • Added real-time customer support channels using WebSocket and WebRTC.
React NativeNestJSDjangoFastAPIGraphQLNode.jsPythonJavaDockerRabbitMQStripePayPalWebSocketWebRTC
Oct 2020 – Mar 2021

Full-Stack Developer

TowerHouseStudio

Montevideo, Uruguay

Part-time engagement focused on rapid mobile MVP delivery and backend/API hardening for client projects.

  • Delivered two cross-platform mobile MVPs in React Native and Flutter, publishing to iOS/Android stores in under eight weeks.
  • Optimized Node.js + Laravel APIs, reducing average response latency by ~35% and improving test coverage.
  • Integrated Stripe and PayPal for one-off and subscription payments, reducing checkout abandonment.
  • Built and maintained Java Spring Boot APIs with Spring Data JPA and robust JUnit/Mockito testing.
React NativeFlutterNode.jsLaravelStripePayPalAWS LambdaJavaSpring BootSpring Data JPAJUnitMockito
Aug 2020 – Jan 2021

Full-Stack Developer

Easy MGT

Miami, Florida, United States

Built a real-estate SaaS product with configurable management dashboards, secure auth, and real-time communication.

  • Built a full-featured Vue 2 + Vuex + Vuetify dashboard for listings, leads, and analytics workflows.
  • Designed Django + PostgreSQL backend services with relational modeling and JWT-based authentication.
  • Enabled real-time buyer-agent messaging with WebSocket chat modules.
  • Optimized Django ORM queries and indexing, reducing catalog latency from ~450ms to <250ms.
VueVuexVuetifyDjangoPostgreSQLJWTWebSocket
Jul 2019 – Aug 2020

Full-Stack Engineer

Global Ratings

Caracas, Venezuela

Delivered investor-facing digital products and performance-focused data APIs for a risk-rating firm.

  • Delivered investor-facing websites with React and WordPress headless workflows, reducing content update cycles from days to under one hour.
  • Engineered secure Express + GraphQL APIs to serve real-time ratings data with 99.9% uptime.
  • Optimized MongoDB aggregation pipelines, cutting complex report queries from ~4s to <800ms.
ReactExpressGraphQLMongoDBWordPress