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Senior Full Stack Engineer with 9+ years of experience designing and scaling web and mobile products for fintech and AI-powered platforms. Specialized in the React/Next.js ecosystem — App Router, Server Components, TypeScript — with production-grade Node.js, GraphQL, and PostgreSQL backends. Proven track record of owning frontend architecture end-to-end: architected a design system adopted across teams that increased delivery speed by ~30%, and redesigned rendering strategies that cut First Contentful Paint by ~40% on high-traffic financial dashboards. Comfortable making independent technical decisions and collaborating within cross-functional, distributed teams. Fluent in English, fully remote, and looking to join a product-driven company where engineering quality and user experience go hand in hand…Senior Full Stack Engineer with 9+ years of experience designing and scaling web and mobile products for fintech and AI-powered platforms. Specialized in the React/Next.js ecosystem — App Router, Server Components, TypeScript — with production-grade Node.js, GraphQL, and PostgreSQL backends. Proven track record of owning frontend architecture end-to-end: architected a design system adopted across teams that increased delivery speed by ~30%, and redesigned rendering strategies that cut First Contentful Paint by ~40% on high-traffic financial dashboards. Comfortable making independent technical decisions and collaborating within cross-functional, distributed teams. Fluent in English, fully remote, and looking to join a product-driven company where engineering quality and user experience go hand in hand

Manuel Alejandro Cabriales Toledo

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

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Senior Full Stack Engineer with 9+ years of experience designing and scaling web and mobile products for fintech and AI-powered platforms. Specialized in the React/Next.js ecosystem — App Router, Server Components, TypeScript — with production-grade Node.js, GraphQL, and PostgreSQL backends. Proven track record of owning frontend architecture end-to-end: architected a design system adopted across teams that increased delivery speed by ~30%, and redesigned rendering strategies that cut First Contentful Paint by ~40% on high-traffic financial dashboards. Comfortable making independent technical decisions and collaborating within cross-functional, distributed teams. Fluent in English, fully remote, and looking to join a product-driven company where engineering quality and user experience go hand in hand…Senior Full Stack Engineer with 9+ years of experience designing and scaling web and mobile products for fintech and AI-powered platforms. Specialized in the React/Next.js ecosystem — App Router, Server Components, TypeScript — with production-grade Node.js, GraphQL, and PostgreSQL backends. Proven track record of owning frontend architecture end-to-end: architected a design system adopted across teams that increased delivery speed by ~30%, and redesigned rendering strategies that cut First Contentful Paint by ~40% on high-traffic financial dashboards. Comfortable making independent technical decisions and collaborating within cross-functional, distributed teams. Fluent in English, fully remote, and looking to join a product-driven company where engineering quality and user experience go hand in hand

Available to hire

Senior Full Stack Engineer with 9+ years of experience designing and scaling web and mobile products for fintech and AI-powered platforms. Specialized in the React/Next.js ecosystem — App Router, Server Components, TypeScript — with production-grade Node.js, GraphQL, and PostgreSQL backends. Proven track record of owning frontend architecture end-to-end: architected a design system adopted across teams that increased delivery speed by ~30%, and redesigned rendering strategies that cut First Contentful Paint by ~40% on high-traffic financial dashboards. Comfortable making independent technical decisions and collaborating within cross-functional, distributed teams. Fluent in English, fully remote, and looking to join a product-driven company where engineering quality and user experience go hand in hand

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Spanish; Castilian

Fluent

English

Advanced

Work Experience

Senior Full Stack Engineer at DSpot

December 1, 2021 - Present

Led frontend architecture for Fusion, an asset-management platform handling real-time financial data; redesigned SSR/CSR rendering strategy to mitigate high-latency external APIs, achieving ~40% faster First Contentful Paint and improved load on critical dashboards. Built UI for a document-intelligence platform converting unstructured PDFs/Word into structured, queryable data; Architected and maintained the Powerhouse Design System (TypeScript + Tailwind + Storybook) to deliver reusable, accessible components and increased team delivery speed ~30%. Implemented SWR revalidation and caching to stabilize UX against high-latency financial APIs; built an internal QA/evaluation framework with visualization and human-readable reporting interfaces.

Software Developer at DSpot

November 1, 2019 - September 1, 2021

Shipped production React Native apps for industrial clients with real-time inventory, logistics tracking and offline-first data sync. Redesigned GraphQL schemas and resolvers in Node.js, cutting API payload size ~50% and improving mobile responsiveness on low-bandwidth networks. Standardized complex multi-step forms with React Hook Form, reducing validation bugs and improving maintainability across the app.

AdTech Developer at E-planning

August 1, 2018 - November 1, 2019

Built dynamic rich-media advertising components in vanilla JS with advanced DOM manipulation for major advertising clients. Integrated Prebid.js header bidding, increasing auction competitiveness and directly lifting client ad revenue.