R
Robin D Castro
Robin D Castro

Portfolio

Projects

Product design case studies spanning UX research, interaction design, and usability testing.

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2026

Card Issuance & Management

End-to-End Card Product Design

Owned the entire card surface — issuance, activation, controls, top-up, copy, and specification handoff. One designer, entire product area. 42 prototype flows mapped against business requirements.

Product DesignFintechUX Copy
2025

Regulated Wallet Onboarding

UAE Central Bank-licensed Prepaid Wallet

Designed the onboarding flow for a licensed prepaid wallet where every KYC step is legally mandated. The design work lived in ordering, explanation, and recovery — not removal.

Product DesignFintechUX Research
2025

Icon Usability Testing

Three Rounds of Comprehension Testing

Tested an icon set across three rounds — on paper and on screen — because an icon in a financial product is the difference between a user believing a payment is pending and believing it failed.

UX ResearchUsability TestingDesign System
2024

Ocean Students Community

Nonprofit Website — osc.org.in

Designed and built the website for a youth-led nonprofit using AI-assisted development — powered by Next.js, Tailwind CSS, and Framer Motion. Empowering coastal students through mentorship, marine conservation, and community programs.

UXUI DesignWeb Development
SGM Web
2023

SGM Web

Sakaria Global Migration

A consultancy website designed and built on Wix for a global migration firm — covering UX strategy, visual design, content architecture, and Wix development to simplify complex visa processes and build user trust.

UXUI DesignWeb Design
Auder
2021

Auder

Audio Tour App

A UX case study for an audio tour app designed to help users hear audio tours about artworks in an art gallery based in Mumbai, replacing the need for expensive guided tours.

UX ResearchUI DesignPrototyping