El Observador
5e Labs · San José, Costa Rica
Your engineering team in Costa Rica.
Custom software, web apps, and AI products for SaaS companies that need to move faster. Same time zone as the US. Senior developers only. 11 years building, 100+ projects shipped.
Scroll to explore
Selected clients
Trusted by teams that need senior execution.
We work with product, marketing, and engineering teams that need experienced people shipping inside the work, not orbiting around it.
30+ active clients
teams currently working with us on product, design, and engineering
11+
years building software since 2015
100+
projects shipped across 4 continents
CST
time zone 1-2 hours from most US cities
Services
What We Do
One senior team from first sketch to production support — no handoffs between agencies, no junior benches.
Explore all servicesBuild
Custom web and mobile applications. MVPs for startups. SaaS platforms. E-commerce with local and international payment gateways.
Design
Brand identity, UX/UI, prototyping in Figma. Our designers and developers are the same team, so the handoff problem doesn't exist.
Scale
Need more developers on your existing project? We plug into your workflow, your tools, your standups. Your team, extended.
Selected work
Projects that shipped and stuck around.
Industries
The sectors we keep shipping in.
Not a logo wall — these are the client teams behind the numbers above, grouped by the problems they hired us to solve.
Got a project? Let's talk.
Tell us what you're building. We'll be honest about whether we're the right team.
