Juan Cruz Roldan

Hi, I'm Juan Cruz

Full-stack developer from Buenos Aires with 3+ years of experience building for the web.

Work Experience

  1. Full Stack Developer

    Depay
    • Developing the real-time payment rails of Latin America.

    Tech Stack

    • NestJS
    • TypeScript
    • TypeORM
    • MySQL
    • Swagger
    • AWS

  2. Full Stack Developer

    Taktiful
    • Led the development of a software similar to Canva, integrating Meta's AI model “Segment Anything Model (SAM)” to generate SVG masks from images and produce ready-to-print PDF files for embellishment workflows. The MVP was showcased at the PRINTING United Expo 2025 in Las Vegas, attracting interest and initiating business opportunities with companies such as Staples and Shutterstock.

    Tech Stack

    • Angular
    • React
    • Group 28 Copy 5Created with Sketch. Ant Design
    • Bootstrap
    • TypeScript
    • PHP
    • MySQL
    • AWS

  3. Full Stack Developer

    Zite
    • Developed end-to-end features for a SaaS platform designed to streamline investment workflows, particularly in private markets where assets like stocks, debt, and real estate are traded privately.

    Tech Stack

    • Next.js
    • React
    • ShadCN UI
    • Tailwind CSS
    • TypeScript
    • Drizzle ORM
    • PostgreSQL
    • Supabase
    • Azure

  4. Marketing Web Developer

    Gainapp
    • Developed Gain's main website and blog. Implemented digital marketing technologies. Designed and built marketing and product dashboards using event-based analytics tools like Mixpanel and Hotjar.

    Tech Stack

    • Gatsby
    • React
    • TypeScript
    • HTML
    • CSS
    • Sanity

Projects

Hardy

Hardy

  • Astro
  • Tailwind CSS
  • Motion
  • JavaScript
  • Vercel

Hardy is a website for a peanut butter company. The website showcases the products, recipes, the brand story, and provides an easy way for potential customers to get in touch. It was designed with a focus on the brand's visual identity, emphasizing warmth and simplicity in the user experience.

Walletly

Walletly

  • Next.js
  • React
  • ShadCN UI
  • Tailwind CSS
  • Zod
  • Zustand
  • TypeScript
  • Vercel

Walletly is a fully functional demo of a modern onboarding experience for digital wallets. It focuses on creating smooth, validated, multi-step signup flows — ideal for fintech and finance-related products where regulatory and KYC compliance is required.

Buno

Buno

  • Gemini Gemini
  • Next.js
  • React
  • ShadCN UI
  • Tailwind CSS
  • Drizzle ORM
  • PostgreSQL
  • TypeScript
  • Firebase
  • Vercel

Buno is an AI-powered platform that connects clients with attorneys. It offers a seamless way to find, hire, and collaborate with qualified attorneys for legal services. It also allows attorneys to offer their services and increase their client base.