Enterprise-grade
engineering for
US startups
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Proven Results
/ Impact delivered for leading companies
30% Delivery Velocity Increase
MileIQ - Team Leadership & Process Optimization
$10M+ ARR Monetization Platform
DataStax - Go, AWS, Kubernetes
20% Page Load Improvement
Walmart Labs - React, Node.js Microservices
Technical Expertise
/ Core competencies
SaaS Monetization & Billing
Stripe integration, subscription management, payment processing at scale
Cloud-Native Architecture
AWS (3x Certified), Kubernetes, microservices, event-driven systems
Full-Stack Development
Go, TypeScript, React, Node.js, GraphQL - frontend to backend
Growth & Experimentation
A/B testing, data-driven optimization, conversion rate improvement
Brazilian talent,
Silicon Valley
standards
Willis Brown Brasil brings enterprise-grade engineering expertise to US-based startups, combining cost efficiency with world-class technical execution.
Led by Daniel Santos, our team has delivered mission-critical systems for MileIQ, DataStax, and Walmart, handling millions of users and millions in ARR.
Ready to
build?
/ Let's discuss your project
ds@willis-brown.com
+1 (819) 919-5996
Brazil → US Timezone Friendly
linkedin.com/in/brasileiro
Let's discuss how we can help scale your startup with proven engineering expertise.
Reach out via email or WhatsApp for a direct conversation about your project needs. We typically respond within 24 hours.