Free expert review. Get UX insights for your SaaS. Book a Free 30-minute review
Free expert review. Get UX insights for your SaaS. Book a Free 30-minute review

Scale Your B2B SaaS

Scale Faster With a Design and Growth Partner

You have product-market fit. Now you need to move faster. We bring the design system, experiments, and analytics to help you scale.

Trusted by 80+ SaaS companies

Build the right things,
faster

  1. Problem

    No design system. Every team rebuilds components from scratch.

    Implication

    Shipping slows. UI gets inconsistent. Dev time wasted on rework.

  2. Problem

    No product analytics. Decisions run on gut feeling.

    Implication

    You ship features nobody uses. Churn stays high.

  3. Problem

    No experimentation. Changes go live without validation.

    Implication

    You don't know what's working. Onboarding stays broken.

Scale faster with the systems and experiments your team is missing

Design systems, product analytics, experimentation, and embedded design support. One partner.

You get a team that helps you design, measure, and improve what matters.

80+

B2B SaaS products we've worked on

10+

years of product design experience

4.9

stars on Clutch

What we can do for you

Design systems, analytics, experimentation, and extra design capacity for growth-stage SaaS

Design system setup

Build or repair the system your team needs. Ship faster without losing consistency.

Continuous experimentation

Design, run, and iterate on experiments that lift onboarding, adoption, and retention.

Why teams choose Donux

...and not generic agencies or freelancers

10 years building and scaling products

80+ SaaS companies. 15+ products launched. We've seen what works and what fails.

Specialized in B2B SaaS

B2B SaaS is different. You design for teams, not individuals. Critical flows, data-heavy dashboards, roles, permissions, workflows. This is our daily work.

Product mindset

Pretty screens are useless if they don't lead to action. Like a PM, we balance desirability, feasibility, and viability.

Worked with every startup stage

From first customers to rapid growth. Our design decisions are backed by what we learned on those projects — not by trends.

How we help you scale in 4 steps

An ongoing engagement built around your real constraints. Practical decisions your team can ship today.

Audit and discovery

1. Audit & Discovery

Map your current design, analytics setup, and team bottlenecks.

Foundation, design system and analytics

2. Foundation

Build or evolve your design system. Set up your analytics stack.

First experiments and A/B tests

3. First Experiments

Pick the highest-impact areas. Design and ship the first A/B tests.

Ongoing iteration and improvement

4. Ongoing Iteration

Run experiments, improve flows, and evolve the system on real usage data.

Audit and discovery Foundation, design system and analytics First experiments and A/B tests Ongoing iteration and improvement

What you get

You're not dependent on us after delivery. We set you up to scale on your own.

Deliverables
  • Design system with Figma library, tokens, and docs.
  • Analytics stack running on PostHog, Clarity, and GrowthBook.
  • Experiment design and A/B test specs with hypotheses and results.
  • Team training and handoff docs so you own it long term.
Magic Team Magic Team

Or scale your product with Magic Team

A managed team of AI agents and senior humans that ships real code. Connect your repo and get features, MVPs, or bug fixes delivered as PRs, reviewed by Donux senior designers and developers.

Discover Magic Team
PR #142 Add invoice export Magic Team
1 + function exportInvoices(
2 +   format: 'pdf' | 'csv'
3 + ) {
Scanner Fabbro Sasha · reviewing

Our clients say

They consistently push the project forward. Their work helped achieve an increase in downloads and positive feedback from users.

Nikos Kottaropoulos

Nikos Kottaropoulos

CEO , Balanced

Creating our SaaS website right away helped us with a better final conversion rate.

Hernán Solima

Hernán Solima

COO , Fluida

Case studies

F.A.Q.

Do we need a design system before starting experiments?
Not necessarily. We can start with analytics and experiments while building the design system in parallel. A design system makes it faster to implement changes from experiment results.
What analytics tools do you use?
We use open-source, privacy-friendly tools. PostHog for product analytics. Clarity for session recordings. GrowthBook for A/B testing. Zero cost up to 1M monthly events.
How long before we see results from experiments?
You'll have your first experiments running in 2-3 weeks. Results depend on your traffic, but most teams see actionable insights in the first month.
Do you replace our internal design team?
No. We augment your team during growth, or help you build the systems and processes to scale on your own. Our goal is to make your team more effective.
What if we already have analytics but don't use them?
Common situation. We audit what you have, clean it up, build the right dashboards, and set up an experimentation process. The data drives decisions.
What's the cost?
Scaling engagements are usually ongoing partnerships. We scope it together during discovery, based on your needs. Book a discovery call to discuss your situation.

We'll help you build the right product, faster

The first step is a quick chat.