Digital product studio · est. 2023

Digital products people love. Designed & built.

Vertex Devs is a design-led studio of 15 partnering with founders and product teams to ship web, mobile and SaaS that move metrics — not just look good.

Trusted by teams backed by
Sequoia-backed·Y Combinator·Index Ventures·EU Horizon
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Product strategy UX / UI design Web development Mobile apps MVPs for startups Design systems Product strategy UX / UI design Web development Mobile apps MVPs for startups Design systems

(About the studio) We’re a tight, senior team that treats your product like our own. Three years in, thirty-plus launches later, we’ve learned that great products come from sharp strategy, obsessive craft and shipping fast.

3 years on the market
30+ products shipped
15 people in the studio
12 industries served
02 — Capabilities

Everything to take a product
from idea to scale.

  • 01

    Product strategy

    Workshops, research and roadmapping that turn fuzzy ambition into a sharp, fundable product plan with clear bets and metrics.

    DiscoveryRoadmapsPositioning
  • 02

    UX / UI design

    Interfaces that feel inevitable. We sweat flows, motion and detail until the product is intuitive, distinctive and a joy to use.

    UXUIPrototyping
  • 03

    Web development

    Fast, accessible, beautifully engineered front-ends and full-stack apps. Next.js, React, TypeScript — performance baked in from day one.

    ReactNext.jsHeadless
  • 04

    Mobile apps

    Native-feeling iOS & Android products with React Native and Swift. Smooth, offline-ready, and crafted for the App Store top charts.

    iOSAndroidReact Native
  • 05

    MVPs for startups

    Zero to launch in weeks, not quarters. A dedicated squad gets your first version into users’ hands ready to learn, raise and iterate.

    0→1SprintsLaunch
  • 06

    Design systems

    Scalable component libraries and tokens that keep teams shipping consistently — documented, themeable and engineered to last.

    TokensComponentsDocs
03 — Selected work

Products we’re proud of.

A slice of 30+ launches across SaaS, fintech, consumer and AI.

01 B2B SaaS · Logistics

Northbeam

A real-time operations dashboard for a freight-tech scale-up drowning in spreadsheets.

Problem
Dispatchers juggled 6 tools; decisions lagged hours behind reality.
What we made
A unified live dashboard with predictive ETAs and role-based workflows.
Role
Strategy, UX/UI, Design system, Front-end
Tech
React · TypeScript · WebSockets · D3
  • +38% daily active dispatchers
  • −4.5h avg. decision lag
  • 6→1 tools consolidated
02 Consumer · Health & Habits

Lumi

A calm, gamified habit app that turns daily routines into a streak worth keeping.

Problem
Habit apps felt like nagging chores — retention fell off a cliff at day 7.
What we made
A warm, motion-rich iOS & Android app with adaptive nudges.
Role
Product strategy, UX/UI, Mobile development
Tech
React Native · Reanimated · Supabase
  • 4.8★ App Store rating
  • +61% D7 retention
  • 120k installs in 5 months
03 Fintech-adjacent · Payments

Settle

A web app that makes splitting and settling group expenses feel effortless.

Problem
Onboarding was a 9-step maze; 70% dropped before the first transaction.
What we made
A radically simplified flow with instant balances and shareable links.
Role
UX research, UI, Front-end, Design system
Tech
Next.js · Stripe · Postgres · Tailwind
  • +52% activation rate
  • 9→3 onboarding steps
  • −40% support tickets
04 E-commerce · DTC Fashion

Atelier Nord

A full storefront rebuild for a heritage DTC brand stuck on a slow legacy stack.

Problem
4.2s loads and a clunky checkout were quietly bleeding revenue.
What we made
A headless, lightning-fast storefront with an editorial feel and 1-page checkout.
Role
Art direction, UI, Front-end, Performance
Tech
Shopify Hydrogen · Remix · Sanity
  • +27% conversion rate
  • 0.9s median load time
  • +19% avg. order value
05 Design system · Enterprise

Helix DS

A unified design system for a 90-person product org shipping across 5 apps.

Problem
Five teams, five visual languages, endless rework and inconsistency.
What we made
Tokenized, themeable component library with living docs and Figma parity.
Role
Design systems, Front-end architecture, Docs
Tech
React · Storybook · Style Dictionary · Figma
  • −63% UI build time
  • 140+ components shipped
  • 5 apps on one system
06 AI-powered · Productivity

Brieff

An AI tool that turns messy meeting notes into structured briefs and action items.

Problem
Teams lost decisions in walls of notes; follow-through was patchy.
What we made
An MVP web app with LLM summarization, smart tasks and shareable briefs.
Role
Product strategy, UX/UI, Full-stack MVP
Tech
Next.js · OpenAI API · Vercel · Prisma
  • 9 weeks idea to launch
  • $1.2M pre-seed raised
  • 2.3k waitlist sign-ups
04 — How we work

A process built to ship.

  1. 01

    Discover

    We dig into your users, market and goals — a focused sprint that aligns the team on the right problem before a pixel is drawn.

  2. 02

    Define

    We shape the strategy, scope and product architecture, turning insight into a clear, prioritized plan everyone believes in.

  3. 03

    Design

    Flows, interfaces and motion come to life in rapid, testable prototypes — refined with you in tight feedback loops.

  4. 04

    Build

    Senior engineers ship production-grade code in two-week cycles, with quality, performance and accessibility built in.

  5. 05

    Scale

    We launch, measure and iterate — staying on as a long-term partner to keep your product growing.

05 — The studio

Fifteen people.
One obsessive standard.

Meet a few of the leads who’ll be in the room.

Mara Ellison

Founder & Creative Director

Sets the bar for craft. 14 years designing products people can’t put down.

Tomas Reyes

Head of Engineering

Turns ambitious designs into fast, resilient code. Ex-fintech platform lead.

Anika Bose

Design Lead

Lives in the details — motion, type and the 1% that makes products sing.

Felix Hartmann

Head of Product Strategy

Keeps every decision tied to outcomes. Former startup founder, twice over.

Yuki Tanaka

Mobile Lead

Ships buttery iOS & Android experiences. Three apps featured by Apple.

Priya Nair

Studio Director

Makes the machine hum — delivery, partnerships and a happy, senior team.

06 — Kind words

What partners say.

“Vertex Devs felt like our own product team from day one. They shipped our MVP in nine weeks and it helped us close our pre-seed.”
Daniel KorhonenCo-founder & CEO, Brieff
“The redesign paid for itself in a quarter. Conversion up 27%, and the brand finally looks like the premium product it is.”
Sofia MarchettiVP Digital, Atelier Nord
“Rare to find a studio this senior that also moves this fast. Our dispatchers actually love using the dashboard now.”
Marcus WebbHead of Ops, Northbeam
AwwwardsHonorable Mention ×3
CSS Design AwardsSite of the Day
FWAFWA of the Day
WebbyNominee 2025
ClutchTop B2B 2025
07 — Let’s talk

Got something
worth building?

Tell us about your product. We reply within one business day — usually faster.

LisbonRua do Século 12
BerlinTorstraße 84
RemoteWorldwide