Software development
End-to-end web, SaaS, MVP, mobile, and AI systems built by senior engineers in Argentina.
View serviceSerious technology to sell more and operate better
Senior software engineering for products that scale.
A team based in Argentina turning ideas and operations into software, with predictable delivery and a business focus.
Services
A senior team to solve what matters and ship faster
Pick the concrete need and we propose scope, timeline, and an execution plan.
Custom software development
Custom software for web, SaaS, MVP, and internal systems — with architecture and predictable delivery.
View serviceMobile development
Stable iOS and Android apps with the same quality bar as the rest of the product.
View serviceGenerative AI application development
We build generative AI applications and agents, ready for production.
View serviceAutomations
Flows and integrations that remove repetitive work and free the core team.
View serviceInvestment references
Clear pricing to start without friction
Reference values to decide the next step quickly. On a short call we refine scope and technical priority.
Landing
$500
Estimated delivery: 7 days
Ideal to launch with messaging, offer, and measurable conversions.
View packageAI stabilization
From $5,000
Estimated duration: ≈ 3 weeks
We tidy integrations and performance for a reliable production foundation.
View scopeMVP
From $10,000
Estimated duration: ≈ 6 weeks
A full path to validate the product with sustainable technology.
View scopeCustom project
Phased estimate
Technical and commercial plan by stage
For complex contexts that need prioritization by impact.
Request a proposalThe first three are entry packages. The fourth covers custom software, SaaS, mobile, or automation — estimated in phases.
What we build
Software solutions to operate and grow
We design and build systems to sell, operate, and scale — from first release to stable production.
Explore our software development services in Argentina →
Web applications
Custom web products and dashboards built for daily use and ready to grow with the business.
See details →SaaS
Multi-tenant platforms ready to operate, bill, and evolve without rebuilding the foundation.
See details →Internal systems
Back-office tools that organize processes and replace spreadsheets and manual work.
See details →APIs
Clear interfaces to connect products, partners, and data with stable contracts.
Integrations
Connecting existing systems — payments, CRM, ERP, or other tools — without operational friction.
See details →Mobile apps
iOS and Android apps aligned with the same stack and quality bar as the rest of the product.
See details →Automations
Flows that remove repetitive tasks, reduce errors, and free up the team's time.
See details →AI solutions
We take AI prototypes to stable production systems, with serious architecture and operations.
See details →
Case studies
Software already running in production
Real products we designed and built — from multi-tenant platforms to the stack that keeps them live.
Real Estate
The Inmo Factory
A multi-tenant platform that lets real estate agents manage leads, build their own websites, connect or buy custom domains, publish their properties, design social media content, and publish it directly from the platform.
Stack
- Postgres
- Ruby on Rails
- Next.js
- Vercel
- Firebase
- Resend
Not a Fit If
We work with a limited number of clients. If any of the following applies, we're likely not the right fit.
- •You’re looking for the lowest bid.
- •You need a large team overnight.
- •Your scope is undefined.
- •You want junior engineers handling core architecture.
Why Fixe
100%
Senior execution
Fixe is a senior engineering team based in Argentina, led by an engineer with over a decade of experience building, stabilizing, and scaling complex software systems.
Every engagement is led directly at the architecture level.
You work with experience — not layers.
Stack
Tools that already run in production
RailsNext.jsFlutterReact NativeExpoSwiftKotlinPostgresFirebaseGCPRailsNext.jsFlutterReact NativeExpoSwiftKotlinPostgresFirebaseGCP
TypeScriptReactNode.jsVercelRailwayRenderRedisGraphQLOpenAI APIDockerCI/CDTypeScriptReactNode.jsVercelRailwayRenderRedisGraphQLOpenAI APIDockerCI/CD
Contact
Let’s align on the next step
We reply in 24–48 business hours. Tell us what you want to unblock and where things stand today.