Web apps and sites

Professional web development in Argentina

We build web apps, portals, dashboards, and internal systems with performance, technical SEO, and maintenance.

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Clarity on web project types

“Web development” spans marketing sites, complex web apps, and internal tools. We clarify the type before estimating.

•Marketing sites and landings with conversion and tracking.
•Web applications and portals with auth and live data.
•Dashboards and internal systems for operations.
•Performance, technical SEO, and ongoing maintenance.

What we deliver

Marketing and acquisition

Fast, indexable, measurable landings and sites. We also offer a Landing Sprint.

Web applications

SPA/SSR with Next.js, APIs, and complex business flows.

Portals and dashboards

Interfaces for customers or internal teams with roles and reporting.

Maintenance

Updates, security, Core Web Vitals, and content/product evolution.

Web development process

Goals and architecture
We define audience, SEO, integrations, and stack (typically Next.js).
Design and implementation
UI, basic accessibility, data, and CI-backed deploy.
Measurement and improvement
Analytics, performance, and an iteration backlog.

Technologies we use

Ruby on Rails
Next.js / React
TypeScript
Flutter
React Native / Expo
Swift (native iOS)
Kotlin (native Android)
PostgreSQL / Redis
Vercel
Railway
Render
GCP / Docker / CI/CD

Industries and contexts

•Startups and scale-ups that need speed with engineering quality.
•Companies modernizing processes with proprietary software or integrations.
•Product teams that need senior reinforcement without hiring overhead.
•Technical and non-technical founders looking for a reliable execution partner.

Web with engineering judgment

Not just “make a page”: we care about indexing, speed, and operability.

•Unique metadata and SEO-ready structure.
•Modern stack aligned with the rest of the Fixe ecosystem.
•Measurable CTAs on every service landing.
•Natural bridge to custom software when the site becomes a product.

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Frequently asked questions

Do you only build landings?

No. We build landings (including a fixed sprint) and full web applications.

Do you include technical SEO?

Yes: canonicals, performance, semantic structure, and indexing best practices.

Can you take over an existing site?

Yes — migration, redesign, or stabilization depending on project state.

What technologies do you use?

Primarily Next.js, TypeScript, and Rails/Node APIs as needed.

Related services

Need serious web development?

Tell us if it is marketing, an app, or an internal system. We propose scope and a measurable CTA.

Talk to Fixe See reference pricing

Contact

Let’s align on the next step

Tell us what you need to build or stabilize and where things stand today.

Professional Web Development in Argentina | Fixe