
Peter Perez Jr
Verified Expert in Design
Design Engineer and Designer
Los Angeles, CA, United States
Toptal member since June 6, 2019
Peter is a design engineer and startup founder with 14+ years of experience turning ideas into real, working products. He blends product strategy, UI/UX, branding, design systems, and AI-assisted full-stack prototyping to help teams move from blank canvas to polished, market-ready products.
Portfolio
Work Experience
Founder & Design Engineer
Perez and Company
- Founded and ran an independent design-engineering studio, designing, branding, and building digital products end to end for B2B and SaaS clients, from zero to shipped.
- Owned the full stack of the work, including UX/UI, brand identity, design systems, and front-end build (Figma to React), with no handoff lost between the mockup and what ships.
- Delivered product design, MVP design, design systems, branding, design audits, and prototyping across transportation, eCommerce, healthcare, and growth-stage products.
Lead Product Designer & Design Engineer
Boomerang
- Led product design for a brand-new lost-and-found platform founded by Shazam's co-founder, helping it raise $4.9+ million in funding and land clients like Universal.
- Built a production-ready design system in Figma that developers and the product team shipped directly, closing the gap between design and code.
- Designed and shipped a pixel-perfect product experience end to end, working hand-in-hand with the engineering team from concept to launch.
Product Designer
BEKO Technologies, Corp.
- Designed the controllers for the industrial manufacturer using Figma, ensuring a seamless and user-friendly interface.
- Created a comprehensive user flow to be implemented on the website, enhancing user experience and navigation.
- Communicated closely with developers to ensure accurate implementation of designs and user flows, fostering a cohesive team environment.
Senior Product Designer
B2B2C eCommerce Platform (Private)
- Worked on UX design, managed information architecture, and developed a heuristic analysis method.
- Implemented testing and performed wireframing and prototyping.
- Worked on UI design, operating a high-fidelity design, and contributed to branding.
Senior Product Designer & Design Engineer
Toptal Client
- Redesigned an entire CRM for a healthcare-sector client from end to end, encompassing requirements gathering, research, UX/UI design, and delivering a polished, production-ready interface.
- Worked end-to-end with the product team to gather requirements, frame the problem, and ship solutions built around real clinical workflows.
- Planned and ran interviews with the internal team and end users, grounding every design decision in real research.
- Researched, analyzed, designed, and iterated features hand-in-hand with engineering, from concept through to shipped.
- Created the initial wireframes, IA diagrams, storyboards, and experience and journey maps.
- Designed high and low-fidelity prototypes and a wide range of UX assets and deliverables.
- Worked closely with the development and product team to prioritize features.
Senior Product Designer & Design Engineer
Rasa.io
- Redesigned Rasa.io's AI-powered newsletter platform from the ground up, including product design, UX, and branding for a tool that auto-curates and sends articles to each subscriber.
- Partnered directly with the founder and engineering team, designing in fast iterative sprints and handing off build-ready work that shipped to production.
- Delivered the full design layer end-to-end, covering user flows, UX wireframes, UI, icons, and brand identity, for an AI product in the martech space.
- Designed high-fidelity, responsive UI and prototypes, turning research and user flows into a polished, build-ready product experience.
- Contributed to building the front end by writing production SCSS and React code, collaborating with the development team, and shipping via Git on Bitbucket.
- Took part in an internal company hackathon with a team of 12+ people.
Senior Product Designer
Job Elephant (Contract)
- Conducted user research and interviewed the team and power users.
- Worked closely with the founder, shareholders, and development team.
- Redesigned an entire job posting platform from the ground up.
- Designed wireframes in Balsamiq and presented in InVision to get feedback from team.
- Prototyped the platform on InVision and conducted user testing via Usertesting.com to get feedback before we continued on with full development.
- Designed the final product in XD and delivered the final design via Zeplin.
Product Designer | Founder
Qard
- Conducted intensive research on the freelance industry and interviewed LinkedIn users.
- Developed a white paper for the entire BaaS project.
- Designed UX wireframes based on research and through the iterative design process.
- Designed the branding from the ground up and designed the UI.
Product Designer
Hiregrowth.co
- Designed the branding and its elements from the ground up.
- Completed UX research (iterative design process).
- Wrote copy/marketing slogans.
- Designed UX wireframes and designed the UI in Adobe XD.
UI Designer
Blockcards
- Designed a demanding UI dashboard.
- Worked with developers to properly execute my UI design elements.
- Worked in an Agile/Scrum environment.
- Designed the branding from the ground up.
- Designed a CSS-first graphical card in illustrator to work smoothly live.
Product Designer | Founder
Club Brando
- Designed the branding and copy for the entire website.
- Researched the industry and core market audience to execute the proper design via interviews, surveys, and attending trade shows.
- Optimized every page for every device to increase conversions.
- Designed the entire website from the ground up using HTML/CSS in Shopify.
- Developed the business model and pricing model for the subscription service.
Founder
Streetbox Club
- Designed the branding, UX, and UI from conception to market, and developed "The World's First Exclusive Streetwear Club."
- Attended trade shows and conducted surveys to find the proper solution for the streetwear subscription club.
- Reached #1 in Google search engine results under the phrase "streetwear subscription."
- Developed the business model and pricing.
- Designed fashion garments from paper to full development.
- Sold the startup to a private investor.
UX/UI Designer
Shopquest
- Interviewed a group of potential users to find the core problem and solution to determine the proper UX.
- Designed low-fidelity wireframes in paper/pencil.
- Designed the UI (user interface) in Sketch.
- Led a team of three developers to launch and deploy the app in Android and iOS.
- Handled the rebranding of the company's name.
Marketing Designer
RED (Real Estate Downtown)
- Designed marketing materials for real estate agents.
- Wireframed "squeeze pages" sales funnels to convert online traffic.
- Designed and managed real estate websites (Drupal, WordPress) using HTML/CSS.
- Designed and managed social media profiles.
- Designed branding for a variety of real estate agents.
Education
Progress towards a Degree in Cinematography and Film/Video Production (Screenwriting)
Orange Coast College - Costa Mesa, California
Certifications
UX Design
General Assembly
Skills
Tools
Adobe Experience Design (XD), Sketch, Balsamiq, Adobe Illustrator, InVision, Zeplin, Illustrator CC, InVision App, Miro, Claude
Platforms
Figma, Webflow, Shopify, Visual Studio Code (VS Code)
Languages
HTML, CSS, TypeScript
Industry Expertise
Social Networking
Other
Mobile App Design, User Interface (UI), Web UI, Mobile UI, CRM Design, Data Visualization, Web Design, User Experience (UX), Visual Design, Interaction Design (IxD), UX Design, UI Design, Iterative Design, User Research, Wireframing, Branding, UI Branding, Agile, Prototyping, MVP Design, Blockchain, Startups, Whiteboarding, Dashboard Design, SaaS, Responsive Web Design (RWD), Product Design, Mobile UX, Design Systems, Mobile Design, Mobile UI Design, Mobile UX Design, AI-Powered Design, LLM Design, Design Engineering, Brand Identity, Brand Strategy, Rapid Prototyping, Machine Learning, Front-end Development, Token Design, Component Libraries, Tailwind CSS, UX Engineering, User Testing, Enterprise, Web App Design, Platforms, Artificial Intelligence (AI), SaaS Design, Analytic Design, Kendo UI, Google Design Sprints, Job Boards, Landing Page Design, Landing Page Optimization, Conversion Rate, eCommerce Design, eCommerce UX, eCommerce, Mobile eCommerce, Responsive Design, Blockchain Platforms, Isometric Design, Mobile Web, Social Networks, Iterative Development, Field Studies, User Onboarding, Digital Marketing, Blockchain as a Service, Brand Guidelines, Business Development, Shopify Design, Bootstrap, React, Dashboards, Email Design, Lottie, Usability, UX Writing, Copywriting, B2B, B2B2C, Accessibility, Web UX, Cursor AI, Framer, Claude Code, Codex, Google Antigravity, AI Agents
Experience
- UX Design - 9 years
- UI Design - 9 years
- Product Design - 8 years
- Data Visualization - 7 years
- User Experience (UX) - 7 years
- Visual Design - 7 years
- Mobile App Design - 7 years
- SaaS - 7 years
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