
Bryant Castro
Verified Expert in Design
Designer
Bangkok, Thailand
Toptal member since October 19, 2022
Bryant is a designer and leader with nine years of experience building teams and products for startups and corporations. In the last three years, his designs have serviced over ten million users across Asia and Latin America, and he has helped companies shape and scale design culture. He works well with teams of all sizes and adapts to every project's unique context. Bryant's goal is to foster a collaborative team experience because he truly believes that teams build the product.
Portfolio
Work Experience
Product Designer
Helium Pte Ltd
- Built a new upsell platform from scratch in 48 days. It is now up and live in the Shopify marketplace.
- Enhanced the existing upsell platforms with new features and Polaris UX patterns.
- Revamped the shipping experience based on interviews with users on other platforms and streamlined shipping fulfillment for solo sellers and large teams.
- Designed a platform that combined all our existing apps into one place from scratch. Crafted a new UI, moving away from Shopify's default design system, allowing us to introduce 'non-code' UX interactions.
UX Designer
Mewt Ltd.
- Defined a mobile MVP user experience and UX metrics for iOS and Android B2B2C product, including onboarding, know your customer (KYC), transaction history, ledger, and rewards program.
- Delivered an audio assistive user interface to improve onboarding for non-digital savvy customers with our product motto of "enable users to onboard without having to ask help from their kids."
- Collaborated on defining future state service blueprints and UX for buy now pay later business (loan application to buy now pay later).
- Defined MVP and future state customer journey experiences for the rewards program.
UX Director for Consumer Products
Bitso
- Successfully launched Bitso Colombia, targeting a 20% increase in MAU. (around 1 Million users).
- Set up backdoor experiments to gather insights about future products and perceived value for our users. Such experiments allowed us to validate ideas without spending too many resources on product development and prioritize based on insights.
- Worked closely with designers to launch new features such as Bitso+ (Earning yields in BTC and stablecoins), Deposit and withdrawal, and Recurrent Conversions, resulting in higher customer satisfaction.
- Defined, implemented, and conducted quarterly OKRs and performance reviews for the design team, resulting in >70% employee satisfaction.
- Collaborated with other UX Directors to establish team operations and processes and introduced a lean hiring process resulting in more efficient and objective hiring of new contributors.
UX Manager
Casai
- Contributed to the improvement of our CSAT of 4.8 by launching two new products, Casa Extras, and Casai Club.
- Successfully implemented a new homepage UX strategy that contributed to customer acquisition.
- Optimized listing, registration, booking, and post-booking journeys, to maintain and improve our CSAT of 4.8.
- Created fundamentals for our design system and delivered the first 20 CodeReady components, reducing the time and cost of recurrent development.
- Discovered and validated user pain points through interviews, surveys, POCs, and customer usability tests.
- Created and implemented design execution processes and standards across web, iOS, and Android platforms to streamline handoff and increase employee efficiency.
- Designed and implemented the startup's first viable product design ops model to support roadmap and ad-hoc product requests.
- Defined in collaboration with the Head of Product monthly design goals and ensure a minimum of 75% completion rate.
UX Lead for Regional Products
Ascend - TrueMoney
- Overhauled 'phone top-up,' one of the company's top three customer-valued services with 6 million MAU.
- Defined user experience for a configurable B2C POS Android app that will be used by SME agents across multiple south-east Asian countries.
- Designed a viable user experience for a regional consumer wallet app that helped business owners obtain the permits and licenses needed to operate in the country.
- Led consumer and business-facing user research studies, resulting in crucial insights that informed business, product, and design decisions.
- Defined several projects' design foundations with stakeholders.
- Managed and mentored three UX Designers and one UX writer and oversaw their design process, increasing cross-team collaboration, better-scoped projects, better-designed projects, and faster design handoff.
Senior UX Designer
Wizeline
- Provided client-facing consulting services and contributed to the design team's strategy and processes. Was an advocate and evangelist of Wizeline Academy, our internal education program for non-designers.
- Improved Thailand's biggest TelCo B2C payments services.
- Redesigned Thailand's media and entertainment product, TrueID sports, to support and enhance its Premier League content.
- Facilitated and set product foundations with the biggest budget airline in Asia for their first B2C trip planner.
- Defined and ran POC experiments for early customer validation for an Australian series-C-funded startup.
- Worked with America's fourth-largest media conglomerate on DevSecOps, VOD ops, AD ops, and distribution management platforms.
- Gave more than nine lectures and talks at top-tier educational institutions and local events in Latin America and South East Asia.
Senior UX Designer
VMLY&R
- Defined POCs for instant loan application and approval for kiosks and ATMs.
- Collaborated on more than six web and mobile B2C and B2B2C products, such as micro-loans, personal banking, money transfer, and POS payments.
- Contributed to a Mexican bank's digital transformation, whose customer sectors account for about 50% of the Mexican working-class population and whose digital products and services reach over three million users.
Designer
Brooklyn Digital Foundry
- Served as the art director for OMA's first residential building, 121 Lex. Defined branding, style guides, logo, and website.
- Contributed to the Netflix Media Center web redesign.
- Helped design the Olympic Day website for the International Olympic Committee.
- Defined brand and website for the business and sustainable development commission.
Certifications
User Research and Jobs to Be Done for Product Design
PuntoLab
Design Research and Tools for Exploration
PuntoLab
Chatbot Personality
PuntoLab
Plexic: IoT and Science Fiction
Centro Nacional de las Artes
Information Architecture
General Assembly New York
Graphic Design
Shillington School of Graphic Design
Skills
Tools
Sketch, Miro, MURAL, Jira, Zeplin, Illustrator CC, Photoshop CC, Google Sheets, Usertesting.com
Platforms
Figma, Android, Useberry, iOS, Web, Shopify
Industry Expertise
Consumer Products, Information Technology, Electronics
Other
UX Design, UX Research, Product Design, Facilitation, UX Leadership, UI Design, Monday.com, Service Design, Point of Sale, Electronic Payments, User Experience (UX), Customer Journeys, User Interface (UI), Proof of Concept (POC), Design Workshops, Remote User Testing, Behavioral Testing, Usability Heuristics, Interaction Design (IxD), Data Visualization, UI Research, User Personas, User Validation, User Research, Qualitative Research, Qualitative Reports, User Interviews, Jobs to be Done (JTBD), Internet of Things (IoT), Brand Design, Apps, Mobile App Design, Cryptocurrency Payments, Crypto, App UI, Responsive UI, Responsive Layout, Responsive Web Design (RWD), Mobile Apps, Visual Design, Web Design, Content Management Systems (CMS), Dashboards, Branding, SaaS Design, Web UX Design, Rapid Prototyping, Design Systems, Design Thinking, Mobile Design, Wireframing, Mockups, User Experience Design, Fintech, B2B, Web App Design, Interactive Prototypes, Design Leadership, Workshop Facilitation, User Flows, Prototyping, User Stories, Product Benchmarking, User Testing, Web App UI, Dashboard Design, Mobile Prototypes, Mobile UI Design, Mobile UX Design, Mobile App UI, Web App UX, UX Audits, App Design, Landing Page Design, Logo Design, Brand Guidelines, Brand Strategy, Logotype, Web UI Design, Web UX, Websites, Workflow, UX Documentation, UX Workshops, Style Guides, UX Wireframes, UX Branding, Pitch Decks, Cryptocurrency Wallets, Responsive, Web 3.0, Responsive Design, Mobile UX, Mobile Banking, Product Strategy Consultant, User Journeys, UI Components, UX Strategy, Feature Prioritization, Gamification, Design Sprints, Creative Direction, Fintech Design, MVP Design, Product Vision, Sitemaps, Design, Workshops, Roadmaps, Best Practices in Design, Validated User Research, Product Roadmaps, Responsive Web Apps, Consumer Banking, Consumer Finance, Product Strategy, Audits, Annotated Wireframes, Layout Design, Mobile Web Design, Design Libraries, Onboarding, Component Libraries, Admin Panels, Mobile UI, Scenarios, Product Ownership, B2B2C, Competitive Analysis, Interviews, Agile, Finance, Web UI, Design Consultation, BTC Wallet, Decentralized Finance (DeFi), Cryptocurrency, Trading Systems, UI Prototyping, Lean, Blockchain Platforms, Startups, UI Audits, WebApp, eCommerce, Banner Ads, Digital Marketing Design, Service Blueprints, User-centered Design (UCD), Design Documentation, Usability Testing, Navigation Design, Smart Homes, Smart Home Technology, iOS UI Design, Android UI Design, Team Management, Journey Mapping, SaaS, Software as a Service (SaaS), Layout, Marketplaces, User Workflows, Chatbot Conversation Design, Graphic Design, Strategic Design, Design Strategy, Blockchain, Maps, DevOps, Electronic Data Capture (EDC), Information Architecture (IA), Strategy, Tone of Voice, Brand Identity, Visual Identity, UX Metrics, Artificial Intelligence (AI)
Experience
- UX Design - 8 years
- UI Design - 7 years
- Facilitation - 7 years
- Product Design - 5 years
- UX Research - 5 years
- Figma - 5 years
- Miro - 4 years
- UX Leadership - 3 years
Tools
- Miro
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