Ship features 3x faster with design systems that scale
Design system development for B2B SaaS product teams drowning in design debt. We build component libraries, design tokens, and documentation that eliminate inconsistencies and speed up development.
Is Design Inconsistency Costing Your Saas Team Velocity?
Stop rebuilding the same UI components over and over
Your product is growing. New features ship weekly. But every designer does things differently, every developer reinvents buttons, and your UI feels like it was built by five different companies. Product velocity is suffering because simple features take too long to design and build.
Meanwhile, your engineering team is frustrated rebuilding UI components that should already exist. Your design team can't scale because there's no shared design language. Enterprise prospects notice the inconsistency and question your maturity.
A design system isn't just documentation — it's design infrastructure that lets your team build faster without sacrificing quality. In scaling SaaS products, a component library and design tokens are what separate teams shipping weekly from teams stuck in design debt.
Polybox builds production-ready Figma design systems for B2B SaaS — component libraries, design tokens, and documentation that become the foundation for everything you ship next.
The process
Current state assessment of your design system and code, stakeholder interviews, roadmap alignment, and scope definition. We identify what's broken, what's working, and what success looks like.
Design tokens (colors, typography, spacing, motion), core component architecture, responsive patterns, and accessibility guidelines. The foundation everything else builds on.
Figma design system library with variants and constraints, Storybook (or similar) for developers, usage guidelines with dos & don'ts, and migration notes for existing products.
Close collaboration with your dev teams, code samples with design tokens integrated, component integration support, and training sessions for designers and developers.
Continuous design system updates, new component additions, version management, and ongoing team training as your SaaS product grows.
Timeline: 8-12 weeks for most SaaS design systems. Enterprise design systems: 12-16 weeks.
Choose Your Design System Package
Foundations
Core design foundations and basic component library for early-stage SaaS products. Get design consistency and speed without enterprise complexity.
- Design tokens (colors, typography, spacing)
- Basic component library (buttons, inputs, forms, cards)
- Figma library setup
- Minimal documentation
- Usage guidelines
- Developer handoff basics
- Responsive patterns
Best for: SaaS startups or early-stage products with limited UI complexity who need design system foundations and faster development without heavy documentation overhead.
Production
Production-ready Figma design system with comprehensive components, detailed documentation, and full developer handoff and integration support.
- Full design token set (colors, typography, spacing, elevation, motion)
- 20-30 production components
- Figma library with variants & constraints
- Documentation for developers
- Responsive patterns & breakpoints
- Accessibility guidelines (WCAG 2.1)
- Detailed usage documentation with dos & don'ts
- Migration notes for existing products
- Developer handoff support
- Team training sessions
Best for: Seed to Series B SaaS companies with growing product teams who need a scalable design system that supports consistent, rapid feature development.
Enterprise
Comprehensive enterprise design system supporting multiple platforms, advanced theming, design token governance, and extensive integration across product teams.
- Everything in Production +Multi-platform support (web, iOS, Android, desktop)
- Advanced theming & white-labeling capabilities
- Accessibility audits & WCAG certification support
- Dark mode & multiple theme variants
- Complex component patterns (data tables, dashboards, workflows)
- Integration support across multiple product teams
- Version management & migration strategies
- Extensive documentation with governance model
- Ongoing collaboration & iteration support
- Executive stakeholder presentations
Best for: Series B+ SaaS companies with multiple products, distributed teams, or enterprise features requiring sophisticated design system infrastructure and cross-platform consistency.
All packages include:
Figma component source files • Design tokens in code • Implementation guidelines • Team training • 30 days post-launch support
What makes us different
We build design systems teams actually use.
Most design systems become shelf-ware—beautifully documented but ignored. We embed with your team during creation, ensuring adoption from day one. Your designers and developers co-create the system, so they own it.
We focus on velocity, not perfection.
Waiting months for the "perfect" design system kills momentum. We ship a working foundation fast, then evolve it based on real usage. You start seeing ROI on your design system in weeks, not quarters.
We bridge design and engineering.
Design systems fail when designers and developers speak different languages. We build in both Figma and code simultaneously, ensuring your UI components work exactly the same in design and production.
Is this right for you?
Your stage:
- Pre-seed to Seed: Foundation design systems
- Series A-B: Production-ready design systems
- Series B+: Enterprise multi-platform design systems
Industries we specialize in:
- B2B SaaS
- Fintech
- Healthcare Tech
- Developer Tools
- Data Platforms
- Technical products with complex interfaces and scaling product teams.
You're a good fit if:
- Your designers are rebuilding the same UI components repeatedly
- Feature development is slower than it should be
- Your UI feels inconsistent across products or features
- You're scaling your product team and need design system infrastructure
- Engineers are frustrated by unclear or inconsistent design specs
- You're preparing for enterprise customers who expect polish
- Your product has outgrown its Figma files and needs a proper component library
Common questions
A style guide documents how things should look. A design system is living infrastructure — reusable UI components in Figma that your team uses to build products consistently. It's the foundation for faster, more consistent product development.
A UI kit is a collection of pre-made screens and elements — useful as a starting point but not built for your product. A Figma design system is custom-built around your brand, your user flows, and your component needs. It includes variants, constraints, auto-layout, and documentation that make it a living tool your team uses daily — not a reference file they open once.
Foundation = basic component library for simple SaaS products. Production = comprehensive Figma design system for scaling teams. Enterprise = multi-platform, advanced theming, and organization-wide support. We'll help you choose based on your product complexity and team size.
A production-ready design system for SaaS typically includes: design tokens (color, typography, spacing), a component library in Figma with variants and constraints, responsive patterns, accessibility guidelines, usage documentation with dos and don'ts, developer handoff specs, and a governance model for how the system evolves. The scope depends on your product complexity and team size.
Design tokens are the foundational values of your design system — colors, typography, spacing, border radius, shadows, motion. They're stored as code-ready variables that both designers in Figma and developers in any framework reference. When you update a token, every component updates automatically. They're what make a design system scalable instead of just a collection of Figma files.
We design in Figma with comprehensive component libraries, variants, and documentation. We provide design tokens and specifications that your development team can implement in any framework.
Yes. We start with a design system audit of your existing product, extract patterns, identify inconsistencies, and build a system that works with what you have. Migration happens incrementally, not all at once.
Yes — most of our clients come to us with existing products, not blank slates. We audit what you have, extract reusable patterns, and build the system around your current codebase and Figma files. The system integrates incrementally so your team doesn't have to stop shipping features to adopt it.
Yes. We provide comprehensive documentation and specifications that make implementation straightforward for your developers. We collaborate closely during developer handoff to ensure smooth integration.
Most teams see velocity improvements within 4-6 weeks of adopting the design system. Full ROI (faster feature development, fewer design-dev cycles) typically happens within 3-6 months.
Adoption is built into our process. We train your team during development, involve them in component creation, and ensure the system solves real problems they face daily. Systems fail when built in isolation—we build with your team.
All packages include 30 days of post-launch support. After that, many teams opt for our support retainer for ongoing updates, new components, and design system governance as the product evolves.
Ready to build a design system that scales with your SaaS product?
Book a free 30-minute strategy call. We'll discuss your product complexity, team size, and whether a design system makes sense for you right now — no sales pitch, just honest advice.