Hire the Best UX Designers in San Diego, CA

I’m a senior UI/UX designer who specializes in helping startups build products that gain traction and scale. I have nearly a decade of experience working with early-stage companies and high-growth teams. I have co-founded my own startup and worked with many others, including Pickle AI, where my work played a pivotal role in their acceptance into Y Combinator. I understand startups because I have been on the inside. I have helped take products from early concepts to revenue-generating platforms by solving the right product problems at the right time. My focus is on designing features and experiences that attract new customers, improve activation and retention, and support clear business goals. Every decision is grounded in user insights, product strategy, and measurable outcomes. When we work together, you get a strategic design partner who can think like a founder. I help teams prioritize what actually matters, move quickly without sacrificing quality, and turn complex ideas into problem-solving products. My work is designed to accelerate growth, support fundraising conversations, and position products clearly in competitive markets. I offer end-to-end product design services tailored specifically for startups: ✅ User Experience Strategy/Design Defining user flows, feature priorities, and product structure to support rapid growth and clear value propositions. ✅ High-Impact UI Design Designing polished, conversion-driven interfaces that support acquisition, activation, and trust. ✅ User Research & Validation Running interviews, usability testing, and lightweight experiments to reduce risk and guide product decisions. ✅ Development-Ready High-Fidelity Designs Delivering fully spec’d designs, components, and systems that engineers can build quickly and confidently. ✅ Interactive Prototypes Creating realistic prototypes to test ideas, align stakeholders, and move faster toward launch. ✅ Customer Journey Mapping Identifying friction and opportunities across onboarding, core workflows, and retention moments. ✅ Competitive & Market Analysis Helping position your product clearly by understanding competitors, user expectations, and market gaps.

I'm a Senior UX/UI Designer with 16 years of experience. 🏆 Top-Rated Plus, Expert-Vetted & Top 0.3% of UX/UI Designers on UpWork. ⭐️ Happy Clients: Forbes, Intel, Uber, P&G, AirCanada, State Farm, Humana, and others 👉🏼 Capabilities Deck: bit.ly/hello-george 🚀 I'm best at designing: • Beautiful websites • Stunning landing pages that convert • Mobile Apps (iOS/Android) & Web Apps loved by millions • Complex Enterprise Software 💼 I work with Startups and Enterprise clients I specialize in designing outstanding iOS/Android Apps, Web Apps, and Websites that are user-friendly, visually captivating, and excel in conversion optimization. By delivering impactful UX/UI Design experiences, I cater to ambitious companies in the AI, Airline, Finance, Technology, and Innovative Solution sectors, ensuring their digital presence stands out in a competitive landscape. Building on my extensive background as a Senior UX/UI Designer, my approach is deeply rooted in a human-centered design process. This philosophy is central to creating simple, intuitive user experiences, developing websites, and landing pages that not only attract but also retain users through high conversion rates. My commitment to incremental improvements is aimed at optimizing results, ensuring that each project surpasses client expectations. Leveraging my 16 years of experience, I bring a unique blend of creativity, strategy, and technical expertise to every project. Whether working with startups or established enterprise clients, my goal is to deliver digital solutions that are not just visually appealing but are also engineered to drive business success. My portfolio showcases a range of projects, from UX/UI Design of mobile apps that have reached millions to complex enterprise software, all designed to provide seamless user experiences and elevate your brand in the digital space.

✨ Hi! I’m Vivian, a product designer who helps startups turn complex ideas into simple and engaging user experiences. I have 2+ years of experience in UX/UI and product design, working with AI coaching platforms, SaaS startups, and health tech. Recently, clients reached out to me on Upwork to redesign AI-based dashboards and landing pages that drive user engagement and growth. 🚀 What I can help you with: Product design from 0 to MVP (I work well with early-stage startups) User-centered web & mobile UI/UX Landing pages & marketing websites to attract and convert users SaaS and AI conversational tools design Health & wellness product design (I’m a former IVF coordinator!) 🌱 Special areas: AI SaaS platforms (chat-based, coaching, automation tools) Health tech & IVF/Fertility MVP & early product design I’m also working on my own AI-powered thinking tool, so I know how to balance business goals, user needs, and practical development limits. 💬 Let’s chat if you want a thoughtful, strategic designer to help you bring your product idea to life!

I help startups create top-of-the-line high-fidelity prototypes of their MVPs. I tailor and maintain Figma design systems to empower design teams. Let’s collaborate and get your ideas to market faster! I have formal education in conducting user research, usability testing, information architecture and UX Design which allows me to combine these passions to creatively solve problems and customize user-centered solutions that support the vision of your company. Please take a look at my portfolio. Education + Certifications: Bachelor of Science degree in Cognitive Science With a Specialization in Design and Interaction (University of California, San Diego) Certifications: Mobile User Experience (UX) Design from The Interaction Design Foundation User Research - Methods and Best Practices from The Interaction Design Foundation User Interface Design Patterns for Successful Software from The Interaction Design Foundation

✔ 24+ years of professional UX experience, and Corporate Management experience ✔ 7+ years of experience with Location Intelligence / Spatial Intelligence / Mapping & User Experience ✔ Lead UX efforts on projects for Fortune 50 companies, U.S. Federal agencies, and with budgets of over $12 million ✔ Principal Consultant / User Experience (UX) Strategist / Product Designer at Garofalo UX ✔ Certified Scrum Master (CSM) and Certified Scrum Product Owner (CSPO) ✔ Key UX consulting clients have included: Microsoft, Nissan, Indeed, Fastly, Esri, Frazer Ambulances, SecureAuth, several small businesses, and many tech startup companies ✔ Masters of Science degree in Computer Graphics Technology, for Ethnography (qualitative, usability research) Including but not limited to: ✔ Audits of your existing product to assess areas of improvement ✔ Product design (MVP, user stories, user flows, journey mapping, empathy mapping) ✔ Wireframing (from sketches to high fidelity mockups) ✔ Usability research & Accessibility analysis ✔ Rapid-Prototyping (Figma, Adobe XD, HTML/CSS/Javascript) Hello, I'm a San Diego, California USA based Principal User Experience Strategist and Creative Problem-Solver helping organizations create engaging and innovative experiences. I have worked in the web and interactive industry since 1999, and I have a Masters of Science degree from Purdue University in Computer Graphics Technology, for conducting an ethnographic (usability) research study for multi-user collaboration multi-touch devices.

5+ years of experience in UX/UI design, I help startups, small businesses, and growing brands create websites and apps that not only look great but actually convert users into customers. I specialize in: 🎯 User-centered wireframes & prototypes (Figma, Adobe XD) 💡 UX audits & redesigns for better usability 📱 Responsive UI design for web & mobile What you’ll get: ✅Clean, modern designs that align with your brand ✅ Fast communication & reliable delivery ✅ Revisions until you’re 100% satisfied Alex Caldwell President, Design 22, LLC alex-caldwell.webflow.io