99x - Nearshore Full-Stack Engineers for Product Teams

Customer Reviews

5/5

"The service has been excellent."

99x develops custom software for an ML software solutions firm. The team implements an order management system for bulk buyers, including testing and implementing user stories

Managing Director, BettercallPaul

5/5

“Overall, 99x’s velocity, code quality, cost, and efficiency have been great.”

99x provides frontend and backend development resources for a crowdfunding company. They’ve assigned three engineers that work on the client’s React, Python, and Django development projects and platform.

Mike Marian

CTO & Co-Founder, Spotfund Technologies

5/5

"What impressed us most about 99x was their combination of technical expertise and strong communication skills."

99x has augmented a loans and financing solutions company's in-house development staff. The team handles React.js web components development, webpack configuration, frontend solutions, and maintenance.

Manoj Mathew

CTO, LendingUSA

4.5/5

"They were able to effectively vet candidates before the second round of interviews."

99x provides staff augmentation services for a domain name management services company. The team is supporting the client with the manpower for their product development initiatives.

Gareth Jehu

CTO, Com Laude

5/5

"The resource from 99x has great communication skills. It’s important for us to be proactive and not reactive, and he’s been truly engaged with our team."

Data Scientist Resource for Operational Intelligence Company.

Felix Lipov

VP Software Engineering, Enertiv

We are 99x

We believe great products are built where expertise, culture, and innovation come together. With 20+ years of experience, we bring together talented teams across Norway, Sweden, Portugal, Brazil, Sri Lanka, and Malaysia. Today, 600+ professionals collaborate daily to deliver real value for clients across Scandinavia, Europe, and North America.

Talk to our team

Services

Build products from scratch or augment existing ones. A glimpse of our expertise:

Custom Software Development

End-to-end engineering for scalable solutions; or staff augmentation with A+ engineers aligned to your industry and tech stack.

Quality Engineering

Ship reliable software using manual, automated, or AI-assisted testing, based on what makes sense for your product and stage.

Data Science & AI

Apply data science and AI to solve real product and business problems, from analysis to production, only where it adds real value.

Mobile App Development

Design and build mobile apps that are fast, secure, reliable, scalable, and easy to maintain long term.

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Why choose us

More than an outsourced tech team. Our experts don’t just code, they understand your context, challenge assumptions, and help you make the right tradeoffs to deliver strong products faster.

Flexibility

Scale your team with individual engineers or full teams, based on your needs.

Talent Quality

Work with senior engineers who’ve been vetted for technical depth, communication, and product thinking. Interview them, run a trial, and make the call with confidence.

Communication

Fluent English is expected. We focus on clear, direct communication and high responsiveness by default. Our engineers integrate seamlessly with your team, and you can expect replies in minutes, not hours.

Timezone Aligned

Eliminate friction by working with engineers in your timezone, enabling real-time collaboration during your and your team's working hours.

Smarter teams, smarter products with AI

We embed Artificial Intelligence across the product lifecycle, using Generative AI, agentic workflows, and MCP to deliver smarter software, web solutions, and mobile apps. Whether you’re building high-performing digital products, scalable web platforms, or e-commerce solutions, or looking to boost engineering productivity with AI-driven development, our AI-enhanced approach gives you the tools and talent to accelerate development, improve quality, and scale effectively.

Project cases

Explore how we keep transforming the digital landscape side by side with our visionary clients.

Varda Care & 99x - Revolutionizing Healthcare with Advanced Monitoring Technologies

Varda Care: Revolutionizing Healthcare with Advanced Monitoring Technologies

Big Data and Analytics Vehicle Development

Enriching Vehicle Development with Big Data and Analytics

A Flourishing E-commerce Solution for Interflora

Furniture Platform Manual and Automated Testing

Optimizing Furniture Platform Stability & Performance with Manual and Automated Testing

Human-Led Talent Acquisition

We hand-pick and vet the right talent for you.

Let's talk about your tech needs

We love engaging with new clients and our community. Whether you're looking to build a digital product or want to explore business opportunities with us.

Submit your inquiry Book a call

Thiers Santos

EVP, 99x Americas

ThiersS@99x.io