FULL STACK ENGINEER

Full-StackEngineeringAI,BlockchainandCloudServices

I'm Enrique Ibarra. I design and ship scalable backend APIs, database architectures, and full-stack applications — from financial SaaS platforms and mobile apps to automation services and smart contract integrations. Architecture-first. Production-grade. End to end.

/ Technology Stack

Built with Modern Tools

Solidity·
Rust·
TypeScript·
React·
React Native·
Next.js·
Tailwind CSS·
Python·
Node.js·
FastAPI·
Solidity·
Rust·
TypeScript·
React·
React Native·
Next.js·
Tailwind CSS·
Python·
Node.js·
FastAPI·
PostgreSQL·
AWS·
Docker·
Redis·
Prisma·
Sanity·
Supabase·
Streamlit·
Wagmi·
Ethers.js·
Viem·
Foundry·
Anchor·
PostgreSQL·
AWS·
Docker·
Redis·
Prisma·
Sanity·
Supabase·
Streamlit·
Wagmi·
Ethers.js·
Viem·
Foundry·
Anchor·
0+

Production Projects

0+

Tests Written

0+

Years Building

0

Cloud Platforms

/ Capabilities

What I Build

Three domains. One engineer.Production-grade, end to end.

01

Full Stack Development

End-to-end applications with Next.js frontends, FastAPI backends, PostgreSQL and Supabase databases, and AWS cloud infrastructure.

TypeScriptReactReact NativeNext.jsPythonNode.jsSQLPrisma
02

AI Agent Infrastructure

On-chain payment gateways (x402), autonomous agent marketplaces, SDK tooling for predictions markets, and NLP-driven payment orchestration.

x402TypeScriptSolanaERC-4337
03

Security & Observability

Foundry test suites, Slither static analysis, event-driven indexers, Grafana monitoring dashboards, and multi-sig Timelock governance.

SlitherGrafanaTimelockviem
04

Smart Contracts & DeFi

ERC-4626 vaults, isolated lending markets, DEX infrastructure, and flash loan systems. Solidity and Rust deployed across EVM-compatible chains.

SolidityFoundryEVMRust
/ Selected Work

Full Stack Projects

Rebroker

B2B real estate collaboration platform for Spain & LATAM. React Native mobile app with multi-role portals (brokers, developers, service providers), AI-powered property search, NDA signing flow, commission-split engine, and real-time chat. Express + PostgreSQL + Redis backend deployed on Railway.

STATUS

IN PROGRESS

STACK

React Native + Express

DATABASE

PostgreSQL + Redis

DEPLOY

Railway · EAS

React NativeExpoExpressPostgreSQLRedisClaude AI

River Labs

AI-powered platform for autonomous agent infrastructure and tooling. Full-stack Next.js application with a production-grade interface.

STATUS

LIVE

STACK

Next.js + Tailwind

TYPE

AI PLATFORM

LANGUAGE

TypeScript

Next.jsAI AgentsTypeScriptTailwindCSS

Lenda Finance

Full-stack lending platform where users deposit real-world collateral (property, crypto, vehicles), borrow credit against it, and track their financial position in real time.

STATUS

LIVE

STACK

FastAPI + Next.js 16

DATABASE

PostgreSQL / AWS RDS

AUTH

NextAuth.js

FastAPINext.js 16TypeScriptTanStack QueryPostgreSQLAWS RDS

SwitchFi

Decentralized exchange frontend with token swaps, liquidity management, and real-time on-chain interactions. Built with Next.js, TailwindCSS, wagmi, and viem.

STATUS

PRODUCTION

STACK

Next.js + Tailwind

LIBRARY

wagmi + viem

TYPE

DEX FRONTEND

Next.jsTailwindCSSwagmiviemTypeScript

Weigsding Investments

Luxury Mediterranean real estate advisory platform for high-net-worth clients. Sanity CMS-powered property listings with domain-driven architecture, 4-language i18n (ES/EN/PT/FR), and advanced property filtering across Barcelona, Ibiza, Brazil, and Miami.

STATUS

LIVE

STACK

Next.js 16 + Sanity CMS

I18N

ES · EN · PT · FR

MARKETS

Barcelona · Ibiza · Miami

Next.jsSanity CMSnext-intlTypeScriptResend

Washdog

Pet grooming booking platform for a dog grooming business in Santiago, Chile. Multi-step booking wizard backed by Google Calendar availability, real-time Google Places ratings, an interactive grooming frequency calculator, and automated email confirmations.

STATUS

LIVE

STACK

Next.js 16 + TypeScript

INTEGRATIONS

Google Calendar + Places

INFRA

Vercel KV · Nodemailer

Next.jsGoogle Calendar APIGoogle PlacesVercel KVTypeScript
/ Contact

Let's build something together.

Building a production app and need a backend-focused engineer? Open to full-stack and backend roles. Let's talk.