How to implement PDF signing in React and Node.js
A simple approach to adding signature images and other data to PDFs using React on the client side and Node.js on the server
Hey, I'm Ángel Hodar
Full Stack Developer building modern web applications. I specialize in TypeScript, React and cloud infrastructure — turning ideas into polished, production-ready products.
Experience
Full Stack Developer
July 2025 — PresentDeveloping an IoT platform for monitoring electrical installations with real-time data visualization
Full Stack Leader
June 2022 — June 2025Led development of a platform connecting brands with microinfluencers across the full tech stack
Software Engineer
May 2020 — June 2022Built VR experiences with Unity and web platforms with React and Node.js
Latest Articles
Zipping files to AWS S3 in TypeScript using streams
How to efficiently create ZIP files in S3 from other S3 objects using a Lambda function and streams for minimal memory usage
A reusable useQueryParams hook in Next.js with built-in validation using Zod
Learn how to create a useQueryParams hook for Nextjs Pages Router and App Router with zod validation