UI/UX Design Services USA | Silicon Valley Design Excellence

Transform your digital products with world-class UI/UX design services crafted for the competitive US market. Big0 delivers design solutions that combine Silicon Valley innovation with rigorous ADA compliance, helping American businesses from venture-backed startups to Fortune 500 enterprises create exceptional user experiences that drive conversion and growth.

Our US-based design team understands the unique demands of the American market—from ADA/WCAG 2.1 accessibility requirements to the data-driven design culture of Silicon Valley. We've helped companies across San Francisco, New York, Austin, and Seattle launch products that users love and regulators approve.

Why US Companies Choose Big0 for Design Services

Silicon Valley Design Standards We bring Silicon Valley's design excellence to every project, employing the same user-centered methodologies used by leading tech companies. Our designers have worked with venture-backed startups and established enterprises across the US technology ecosystem.

ADA & WCAG 2.1 Compliance Navigate US accessibility requirements with confidence. We ensure every design meets ADA Section 508 and WCAG 2.1 Level AA standards, protecting your business from accessibility lawsuits while expanding your addressable market to 61 million Americans with disabilities.

Enterprise SaaS Design Expertise Specialized in designing complex enterprise software for US B2B markets. We understand the procurement process, compliance requirements, and user expectations of American enterprise buyers, from mid-market companies to Fortune 500 organizations.

Fintech & Healthcare Design Deep expertise in highly regulated US industries. Our designers understand HIPAA requirements for healthcare applications and financial industry standards, delivering compliant designs that don't sacrifice user experience.

Comprehensive Design Services for USA Market

Product Design & Strategy

Strategic Design Consulting Partner with our design strategists to define product vision, conduct market research with US consumers, and create design roadmaps aligned with American market expectations. We help you validate product-market fit through rapid prototyping and user testing with diverse US audiences.

End-to-End Product Design From initial concept to production-ready designs, we handle the complete product design lifecycle. Our process includes competitive analysis of US market leaders, user journey mapping, wireframing, high-fidelity UI design, and design system creation—all optimized for American user preferences and behaviors.

Design for Venture Funding Presentation-ready designs that help secure VC funding in competitive markets like Silicon Valley, NYC, and Austin. We create compelling product demos and pitch deck visuals that resonate with American investors and showcase your product's potential.

UI/UX Design Excellence

Web Application Design Responsive, accessible web applications designed for the US market. We optimize for American browsing habits, device preferences (52% mobile usage), and performance expectations. Every design includes ADA compliance, mobile-first responsive layouts, and conversion-optimized user flows.

Mobile App Design (iOS & Android) Native iOS and Android designs that feel at home on American users' devices. We follow Apple Human Interface Guidelines and Material Design principles while incorporating US-specific patterns like Apple Pay integration, Face ID authentication, and accessibility features expected by American users.

Enterprise Dashboard Design Complex data visualization and dashboard design for US enterprise users. We transform overwhelming data into actionable insights through intuitive information architecture, customizable views, and role-based interfaces that serve diverse stakeholder needs in American organizations.

E-commerce Design Conversion-optimized e-commerce experiences for the $1.1 trillion US online retail market. Our designs incorporate trust signals Americans expect, streamlined checkout flows, mobile commerce optimization, and integration with popular US payment methods (Apple Pay, Google Pay, Shop Pay).

Design Systems & Scalability

Custom Design Systems Build scalable design systems that accelerate your product development across US time zones. We create comprehensive component libraries, design tokens, usage guidelines, and documentation that enable distributed teams from coast to coast to maintain design consistency.

Accessibility-First Components Every component built with ADA compliance from the ground up. We incorporate ARIA labels, keyboard navigation, screen reader optimization, and color contrast compliance to ensure your product is accessible to all Americans, reducing legal risk and expanding your market.

Multi-Platform Consistency Unified design language across web, iOS, Android, and emerging platforms. We ensure your brand delivers consistent experiences whether users interact via desktop in San Francisco offices or mobile devices in NYC subways.

User Research & Testing

US Consumer Research In-depth user research with American audiences across demographics, regions, and use cases. We conduct interviews, surveys, and ethnographic studies to understand the needs, preferences, and pain points of your target US market segments.

A/B Testing & Optimization Data-driven design decisions through rigorous A/B testing. We help you establish testing frameworks, define success metrics, and continuously optimize designs based on real user behavior from your US traffic, improving conversion rates by 25-40% on average.

Usability Testing & Accessibility Audits Comprehensive usability testing with diverse US users, including accessibility testing with Americans who use assistive technologies. We identify usability issues, accessibility barriers, and opportunities for improvement before launch.

Industry-Specific Design Solutions

Fintech & Banking Design

Secure, compliant design for US financial services. We understand the regulatory landscape (SOX, SEC requirements) and user expectations for financial applications, delivering interfaces that build trust while simplifying complex financial operations. Our fintech designs have processed over $500M in US transactions.

Healthcare & Medical Design

HIPAA-compliant designs for US healthcare providers, payers, and digital health startups. We create patient portals, EHR interfaces, telemedicine platforms, and health apps that meet strict privacy requirements while delivering exceptional user experience for patients and providers across the US healthcare system.

SaaS & Enterprise Software

Complex enterprise software made simple. We've designed SaaS platforms serving Fortune 500 companies, creating intuitive interfaces for workflow automation, project management, CRM, and business intelligence tools used by American enterprises.

E-commerce & Retail

Designs that convert browsers into buyers in the competitive US e-commerce market. We optimize for American shopping behaviors, seasonal patterns (Black Friday, Cyber Monday), and expectations for fast, secure checkout experiences.

Design Process & Methodology

Discovery & Research Phase

• Stakeholder interviews and business goal alignment
• Competitive analysis of US market leaders
• User research with target American demographics
• Technical constraints and platform assessment
• Accessibility requirements mapping (ADA, WCAG 2.1)

Design & Iteration Phase

• Information architecture and user flow mapping
• Low-fidelity wireframes and rapid prototyping
• High-fidelity UI design with brand integration
• Interactive prototypes for stakeholder review
• Usability testing with US users
• Design system development

Development Handoff & Support

• Detailed design specifications and style guides
• Component libraries for development teams
• Design QA during development sprints
• Accessibility testing and compliance verification
• Post-launch optimization and iteration

Success Stories Across USA

San Francisco FinTech Transformation

Redesigned a payment processing platform for a San Francisco fintech startup, resulting in: - 67% increase in user onboarding completion - $2.3M Series A funding secured with new design - 40% reduction in customer support tickets - Full ADA compliance achieved within 90 days

NYC Healthcare Platform

Created a HIPAA-compliant patient portal for a New York healthcare network: - 120,000 patients successfully onboarded - 85% user satisfaction score in first 6 months - WCAG 2.1 Level AA compliance certified - 50% reduction in administrative phone calls

Austin SaaS Dashboard

Designed an enterprise analytics dashboard for an Austin-based SaaS company: - 200+ enterprise clients adopted new interface - 92% user task success rate in usability testing - 35% increase in feature adoption - SOC 2 Type II compliant design system

Regional Design Expertise

Silicon Valley & San Francisco

Deep understanding of Bay Area tech culture, venture capital expectations, and the fast-paced innovation ecosystem. We speak the language of Sand Hill Road investors and understand the design standards expected by companies from Palo Alto to San Francisco.

New York City

Expertise in NYC's diverse market, from Wall Street fintech to Madison Avenue advertising tech. We understand the expectations of East Coast enterprises and the unique challenges of serving New York's sophisticated, fast-paced user base.

Austin & Texas

Growing presence in Austin's thriving tech scene. We help Texas companies compete on the national stage with designs that reflect both Southern hospitality and Silicon Valley sophistication, serving the booming Austin startup ecosystem.

Seattle & Pacific Northwest

Experience with Seattle's enterprise software giants and innovative startups. We understand the Northwest's focus on sustainability, accessibility, and user privacy, creating designs that resonate with Pacific Northwest values.

Boston & Northeast Corridor

Partnerships with Boston's education technology and healthcare innovation sectors. We bring academic rigor and healthcare compliance expertise to designs serving the Northeast's knowledge economy.

ADA Compliance & Accessibility

Legal Protection & Market Expansion

Accessibility isn't optional—it's required by law and expands your market. With ADA website lawsuits reaching record highs (over 4,000 cases in 2023), we ensure your designs are compliant from day one, protecting your business while serving 61 million Americans with disabilities.

WCAG 2.1 Level AA Compliance

• Proper color contrast ratios (4.5:1 for normal text)
• Keyboard navigation and focus indicators
• Screen reader optimization with ARIA labels
• Alternative text for all images and media
• Captions and transcripts for video content
• Responsive text sizing and zoom support

Section 508 Compliance

Full compliance with Section 508 requirements for federal contractors and organizations serving government clients. We ensure your designs meet all technical standards for electronic and information technology accessibility.

Investment & Pricing

Design Project Pricing

• Product Design (MVP): $45,000 - $85,000
• Web Application Redesign: $60,000 - $150,000
• Mobile App Design (iOS + Android): $50,000 - $120,000
• Design System Development: $75,000 - $200,000
• Enterprise Dashboard Design: $80,000 - $250,000

Ongoing Design Services

• Monthly Design Retainer: $15,000 - $45,000/month
• Dedicated Design Team: $25,000 - $80,000/month
• Design System Maintenance: $8,000 - $20,000/month

All pricing includes ADA/WCAG compliance, user research, testing, and design system documentation. Custom quotes available for enterprise projects and long-term partnerships.