Somnio Software Logo
What We Do
Services
Managed Product DeliveryCo-Managed Delivery TeamsStaff Augmentation
Product Solutions
Product Strategy & DesignCustom Software DevelopmentAI EnablementProduct Scaling & EvolutionProduct Security & ComplianceIndustry Solutions
Capabilities
Product StrategyProduct DefinitionProduct DesignProduct GrowthFlutter DevelopmentMobile DevelopmentWeb DevelopmentBackend DevelopmentQA AutomationDevOps & CloudAI EngineeringData & AnalyticsSecurity EngineeringProduct MaintenanceIT Recruiting Services
Explore everything we do →
Flutter
Flutter
Flutter EverywhereMigration & ModernizationGenUIFlutter Expertise
Explore Flutter →
AI
AI
AI Consulting & StrategyAI in ProductAI Agents & AutomationGenerative AI Solutions
Explore AI →
Our Work
Our Work
IndustriesSuccess Cases
Resources
Resources
Somnio SolutionsOpen SourceTutorials & TalksDownloadablesThe CTO Lounge
Explore resources →
About
About
CompanyPress & NewsCareers
Blog
Let’s talk
Web Development

Web apps that stay fast as they grow

We build front-end and full-stack web products with care: component architecture, design system implementation, accessibility and performance that holds up as your app, and your ambitions, get bigger.

Talk to an engineer
Somnio engineers working on laptops around a meeting table

What web application development covers

Product web applications, crafted with the same rigor as any product people rely on every day.

Front end architecture

Component structure, state management, routing and data fetching.

Design system implementation

Turning a design system into a component library with tokens.

Full stack web

Server rendering, API routes, authentication and session handling.

Performance

Bundle size, Core Web Vitals, lazy loading and caching.

Accessibility

WCAG conformance, semantic structure, keyboard navigation and screen readers.

Progressive web apps

Installable web apps, offline behavior and push.

*

Product Design designs what this implements. Backend Development builds the API it consumes.

What we work with

Languages

TypeScript
JavaScript
Dart for Flutter web

Frameworks

React
Next.js
Vue
Flutter web

State and data

TanStack Query
Redux Toolkit
Zustand
React Hook Form
Zod

Styling and systems

Tailwind
CSS Modules
design tokens
Storybook for component documentation

Testing

Vitest and Jest
React Testing Library
Playwright and Cypress for end to end

Performance

Core Web Vitals
code splitting
image optimization
edge and CDN caching
Lighthouse budgets in CI

Accessibility

WCAG 2.2 AA
semantic HTML
ARIA where needed
axe and screen reader testing

Build and deploy

Vite
Turborepo
Vercel
Cloudflare
containerized deploys

How we work it

01

Component contract first

Component API and design tokens agreed with design before implementation, so the system is built once.

02

Build with budgets

Performance and accessibility checks in CI from the first component, because both are cheap to hold and expensive to recover.

03

Document as you go

Storybook alongside the code, so the next developer doesn't rebuild what exists.

A web app with a component library and a performance budget

Who does this work

Card with a code devices icon

Front end and full stack Engineers

Senior and mid level, working in your repositories and standards.

Card with a team lead icon

Tech Lead

Architecture, state strategy and the framework decision.

Card with a brush icon

Product Designer

Involved during implementation, so component decisions are made with design intent intact.

Product Design

Where this capability fits

You are buying
Web development shows up as
Custom Software Development
The web application being built
Product Scaling & Evolution
Front end modernization, performance work and design system consolidation
Industry Solutions
Accessibility and compliance requirements specific to your market
You can also add web engineers to your team.
Staff Augmentation

Success cases

Wrist Goal
Entertainment

Wrist Goal

Wrist Goal is a smartwatch app delivering live football scores and match events to Huawei wearables, built by Somnio and launched natively on HarmonyOS NEXT with a template-based architecture ready to scale to future tournaments.

Read more
Mobile App Development
CAA Club Group of Companies (CCG)
Automotive

CAA Club Group of Companies (CCG)

We partnered with the Canadian Automobile Association (CAA) to elevate member services through technology, delivering a seamless experience across Ontario.

Read more
Full Product Development

What our clients say

Tosan Lee

“Their approach started with a Product Discovery phase, including user research, UI/UX design improvements, and technical assessments to ensure scalability. Their proactive work made a real difference in the project's success”

Read the whole review
Tosan Lee
Tosan Lee
Co-Founder, Tracer Golf
Auston Anon

“Somnio Software has delivered an MVP that meets the changing needs of AI users. They've communicated effectively, have been highly responsive, and their project management is excellent. Their developers have become thought partners.”

Read the whole review
Auston Anon
Auston Anon
CEO, Fusion AI

Ready to Start Your Journey?

Belén
Technical Business Developer

I would love to talk to you about your project or needs.

Fill in the form or send us an email to hello@somniosoftware.com

Schedule a call

Feel free to select a time at your convenience!

Let’s talk!

Got an idea? We’ve got the skills.

Fill out our contact form and we’ll get in touch!

Schedule a call

Feel free to select a time at your convenience!

Let’s talk!
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.

FAQs

Still have some doubts?
No worries, here are some frequently asked questions that may help you.

What is the difference between a website and a web application?

A website shares content. A web application is something people log into and do real work in, with state, permissions and data that's always changing. They're genuinely different engineering challenges, and the second one is exactly what we do here.

React or Vue or something else?

React and Next.js for most products, because the ecosystem and the hiring pool are deepest, which matters for a product you'll maintain for years. Vue where a team already knows it. Flutter web where you want one codebase across web and mobile. → Flutter Development

How do you handle accessibility?

WCAG 2.2 AA as the working standard, with semantic structure, keyboard navigation and screen reader behavior checked in CI rather than audited at the end.

Can you implement our existing design system?

Yes, and it's common. We build the component library against your tokens and tell you where the system is missing something the product needs.

How do you keep a web app fast as it grows?

Performance budgets in CI, code splitting, image optimization and caching. Speed is a thing you hold, and it degrades quietly without a gate.

Do you build marketing sites?

It's not where our depth is. If the site is part of a product, we do it. For a standalone marketing site there are better suited partners and we'll say so.

Send us the app

Or the design system, or the Lighthouse report you'd rather not look at. We'll tell you what we'd change.

Talk to an engineer
Somnio Software Logo
Services
Managed Product DeliveryProduct Strategy & DesignStaff AugmentationWhat We DoAll services
Our work
IndustriesFintechHealthcareEducationEntertainmentSuccess Cases
About
CompanyFlutter ExpertiseCareersPress & NewsPrivacy PolicyCompany Presentation Brochure
Resources
Open SourceTutorials & TalksDownloadablesBlogThe CTO Lounge Episodes
Office
José Ellauri 1142
Montevideo, Uruguay
11300
Contact
hello@somniosoftware.comjobs@somniosoftware.com
+1 305-203-1734 - US
Clutch Award Top B2B Company 2022
Clutch Award Top B2B Company 2022Clutch Award Top B2B Company 2022Clutch Award Top B2B Company 2022Clutch Award Top B2B Company 2022Clutch Award Top B2B Company 2023Clutch Award Top B2B Company 2023Clutch Award Top B2B Company 2023Clutch Award Top B2B Company 2023Clutch Award Top B2B Company 2022The Manifest Award Top Flutter Developers 2021Clutch Award Top 1000 Companies Global 2022Clutch Award Top B2B Company 2023