Custom software development company

Custom software and app development by a senior team that answers for what it ships.

An MVP in production in 6 weeks at a closed price from €10,000, or a 14-day Pilot Sprint with two senior engineers for €5,000 to start without a monthly plan. Web and mobile applications, AI integration and extended teams, from Spain.

Talk to a CTOSee the services

PRODUCT DEVELOPMENT

We transform ideas into digital products that drive impact

MVP Development

We validate your idea with a functional minimum viable product in weeks, not months. Architecture ready to scale from day one.

Full-Stack Product

Senior frontend, backend, and mobile teams to build complete digital products with the quality your market demands.

AI-Powered Product

We integrate generative artificial intelligence, LLMs, and RAG architectures into your product to differentiate you from the competition.

UX/UI Strategy

Data and research-driven user experience design, aligned with your digital product's business objectives.

ENTERPRISE ENGINEERING

Scale your engineering capacity without the costs of traditional hiring

Staff Augmentation

Integrate senior engineers into your existing team on a monthly retainer with 30-day operational notice — no 12-month lock-in.

  • Engineers pre-validated by active CTOs
  • Full integration into your stack and processes
  • Flexible monthly scaling
  • Direct management by your technical team
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Managed PRO Squads

Complete teams with tech lead included, aligned with your sprints and delivery metrics.

  • Full team: devs + QA + tech lead
  • Total ownership of deliverables
  • Shared productivity metrics
  • Dedicated Delivery Manager
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Fractional CTO

Executive-level technology leadership without the cost of a full-time CTO.

  • Strategic technical direction
  • Technology roadmap definition
  • Internal technical team mentoring
  • Direct C-level reporting
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APP DEVELOPMENT

Custom app and application development

Web apps, cross-platform mobile apps and the APIs behind them, built by senior engineers vetted by working CTOs. Fixed-price MVP in 6 weeks or a dedicated team on a flat monthly fee — the model fits the product, not the other way round.

Web apps and SaaS

React/TypeScript front ends over Node or Python back ends, with authentication, billing and multi-tenant data from day one.

Cross-platform mobile apps

One TypeScript codebase for iOS and Android, native where it matters, published to both stores and maintained after launch.

APIs, integrations and AI features

The back end your app runs on: REST/GraphQL APIs, third-party integrations and LLM features with evals and guardrails in production.

Budgeting first? How much does it cost to build an app in Spain in 2026

RESULTS

Numbers that back our experience

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Projects successfully delivered to companies of all sizes

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Average time to deliver validated technical profiles

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Top engineers who successfully pass the vetting process

CONSULTING & STRATEGY

Technical decisions with direct business impact

Technical Audit

We evaluate your architecture, code, and processes to identify technical risks and improvement opportunities with an actionable plan.

Technology Roadmap

We define the technical roadmap aligned with your business objectives, prioritizing investments with the highest return.

Cloud Migration

We migrate your infrastructure to the cloud with zero downtime, optimizing costs and improving system resilience.

Architecture & Scalability

We design architectures that support your business growth without compromising performance or maintainability.

OUR APPROACH

How we approach software development

1

Assessment

Comprehensive assessment of your development objectives, business goals, and existing digital infrastructure. We analyze everything from legacy architecture and cloud configurations to AI readiness and data architecture.

2

Design

We design for minimal disruption, preserving your existing governance posture and minimizing infrastructure changes. We combine your user knowledge with our expertise to create journeys and visuals aligned with your brand.

3

Development

After optional PoC/MVP creation, development kicks off with optimal tech stack selection based on existing architecture and modularity needs, with security and governance best practices built in.

4

Quality Assurance

Testing in parallel with development that scales from unit tests to functional, regression, integration, and performance testing. Comprehensive readiness checks before deployment.

5

Deployment

Carefully structured and staged production deployments with robust rollback mechanisms. Rigorous UAT, integration, and post-deployment operations testing.

6

Support

Knowledge transfer tailored to your internal capabilities with training and change management. Support models ranging from basic monitoring to strategic evolution.

HIRE BY ROLE

Who do you need on the team?

TALK TO A CTO

Tell a CTO what you need. You get a reply within 24 hours.

Message us on WhatsApp

A CTO reads it and replies in English or Spanish with a first take on scope, timing and the team it needs.

A CTO replies with a team and a price within one business day.

Need a technical team that understands your business?

Tell us about your challenge. A CTO from our team will contact you within 24 hours with a tailored proposal.

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