Outsourcing and Nearshore IT Services for US Companies

Scale your engineering team with AI-enabled nearshore engineers, powered by AI workflows, agents, and AI-automated QA.

We are engineering partners

We're a curated Brazilian software development partner, working with US companies for over 15 years.

Our roster isn't broad, it's handpicked: 60+ senior engineers, designers, and product leaders, each vetted for technical mastery, communication, and an ownership mindset.

We work as an extension of your team, not an outside vendor, in your timezone, so you spend less time managing and more time shipping.

Our services

Flexible engagement models tailored to your needs

IT Staff Augmentation

Extend your team with vetted engineers who feel in-house, communicating in real-time and shipping with quality and speed.

Web Application Development

Build secure, scalable, and user-friendly web apps using modern frameworks like React, Vue, Node.js, and Django.

Custom Mobile App Development

From MVPs to enterprise-grade apps, we design and build for iOS, Android, and cross-platform.

AI & Data Solutions

Building intelligent systems that learn, adapt, and scale: Machine Learning, Deep Learning, LLM, Generative AI, Computer Vision, and Data Analytics.

We have:

4.9

Rating out of 5 from 50+ testimonials

In-depth verifiable reviews on Clutch.co.

eNPS

A testament to our strong culture and employee engagement.

15+

Years of Experience

Helping global brands build successful tech solutions.

startup-business-people-group-working-as-team-to-f-2025-01-15-14-37-48-utc

AI @99xAmericas

Future-proof engineering with AI

We're a software development company first. AI is a powerful enabler, but when misapplied it creates fragile systems: inconsistent architectures, hidden dependencies, security gaps, and growing technical debt.

At 99x, we use AI deliberately, inside a specs-first, modular architecture, with human-in-the-loop review, to get speed gains without losing control.