Web & Mobile Apps
Custom applications from launch-ready MVPs to robust platforms handling millions of users. We deliver on time, every time.
Avg. 40% faster time-to-marketSoftwareengineeredinMexico.Shippedforthe US.
A TypeScript-first software studio in Hermosillo. We design, build, and support enterprise software with Silicon Valley quality at nearshore rates — with same-day overlap and zero agency layers between you and the engineers writing the code.
50+ companies trust us5.0 / 5.0
// What you getProduction systems.
Production systems.
Not prototypes.
Fixed pricing, real timelines, code that survives the third feature — not just the first demo. Domain-Driven Design as a default. Production observability from day one.
TypeScript
React
Next.js
NestJS
Node.js
PostgreSQL
Laravel
Vue.js
AWS
Docker
Kubernetes
Redis
OpenAI
Anthropic
TypeScript
React
Next.js
NestJS
Node.js
PostgreSQL
Laravel
Vue.js
AWS
Docker
Kubernetes
Redis
OpenAI
Anthropic
Fixed-price projects
Same timezone
2× faster delivery
85% client retention
Built in 🇲🇽
Bill in USD
Fixed-price projects
Same timezone
2× faster delivery
85% client retention
Built in 🇲🇽
Bill in USD
0+Projects
Delivered
0+Years
Experience
0%On-Time
Delivery
24/7Support
Available
// Pricing transparency
Fixed pricing. Real ranges.
No hourly chases, no scope-creep retainers. Most engagements fall in these brackets — we tell you the exact number on the discovery call, before any commitment.
Spec engagement$8K – $15K · 2 wks
MVP project$25K – $75K · 8–12 wks
Staff aug (per eng.)from $9K / mo
Advisory (fractional)from $4K / mo
01 · Why XelestaUS-quality engineering.
US-quality engineering.
Nearshore advantage.
Same timezone, same work ethic, better value. We're your extended engineering team — without the overhead, the layers, or the multi-week handoff cycles.
01 / Pricing
Fixed-price projects
Know your costs upfront. No hourly surprises, no scope creep, no hidden fees.
$0 surprises02 / Speed
2× faster delivery
Our experienced teams and proven frameworks ship in weeks what takes months in-house.
Avg. 40% faster03 / Overlap
Same timezone
Real-time collaboration from Mexico. No overnight handoffs, no miscommunication delays.
CST/MST aligned04 / Partnership
Long-term partner
We don't disappear after launch. 85% of clients work with us for 2+ years.
85% retention02 · ServicesEverything to
Everything to
launch and grow.
We handle the technology so you can focus on your business. Every service comes with transparent pricing and clear timelines.
Systems That Scale
Your software won't break when your business grows. Built for 10× growth without rebuilding from scratch.
99.9% uptime guaranteedAI-Powered Solutions
Automate tasks, extract insights from your data, and give your customers 24/7 intelligent support.
Up to 60% less manual workCloud Infrastructure
Reliable, secure, cost-optimized cloud setups. We handle the servers so you focus on your business.
30% avg. cloud cost savingsLegacy Modernization
Stuck with outdated software? We migrate and modernize without disrupting your operations.
Zero-downtime migrationsOngoing Support & SRE
We don't disappear after launch. Dedicated monitoring, incident response, and continuous improvements.
24/7 monitoring & response03 · ResultsReal projects.
Real projects.
Real impact.
We measure success by your business outcomes — not lines of code. Every metric below is a real number from a client running in production today.
500+
units managedCondominium platform handling access control, payments & communications for 500+ residential units across Mexico.
3,000+
appointments / monthAI WhatsApp assistant automating scheduling for healthcare clinics. Patients book 24/7 — zero missed appointments.
60%
faster processingCustom ERP modernization that cut invoice processing time by 60% and eliminated paper-based workflows.
Xelesta delivered what would have taken us a year to build in-house — in just 3 months. The quality exceeded our expectations and they've been a reliable partner ever since.Carlos P.CTO, PropTech Startup · Mexico City
— · The teamYou talk to
You talk to
the engineers.
No account managers between you and the code. The person writing the PR is the person on the call. Senior engineers with 10+ years building production systems for LATAM and US teams.
04 · ProductsReady-to-deploy
Ready-to-deploy
solutions.
Products we've built and battle-tested — already powering businesses across Mexico. You don't have to start from scratch.
YAWI
Community Management Made Easy
Everything condominiums need: access control, payments, communications, maintenance — all in one platform.
500+ units managedLearn more about YAWI EnterpriseCITABOT
Never Miss an Appointment
AI assistant on WhatsApp for healthcare scheduling. Patients book 24/7, you focus on patient care.
3,000+ appts / monthLearn more about CitaBotHOMMI
Condo Admin, Simplified
Transparent condo administration. Residents see where every peso goes. Admins save 10+ hours/week.
98% satisfactionLearn more about Hommi.mx05 · ProcessSimple. Transparent.
Simple. Transparent.
Effective.
No jargon, no surprises — here's exactly how we work together. Every step is documented, every deliverable is reviewed.
01
Free Consultation
We listen to your goals and assess feasibility — no strings attached.
02
Clear Proposal
Fixed pricing, timeline, and exact deliverables. You approve before we start.
03
Build & Review
Bi-weekly demos, your feedback, fast iterations. You see progress constantly.
04
Launch & Support
Production deploy, team training, 24/7 monitoring. We're here long-term.
// Let's talk
Have something real to build?
30 minutes, no pitch deck. Tell us what you're working on and we'll tell you honestly whether we're the right team to build it with you. Proposal within 48 hours, or we say no on the call.