BLACKFEX / ENGINEERING STUDIO
We build production-ready software, rescue stalled projects, and automate business workflows with AI.
Independent studio · Brazil / Worldwide
From first idea to the difficult last mile, we make complex software feel manageable.
Software built around your business, not the other way around.
Web and mobile apps, APIs, internal platforms, and MVPs — from architecture to production.
Explore serviceLess repetitive work. More room to grow.
Practical AI solutions and connected workflows that give your team time back.
Explore serviceBuilt a prototype and hit a wall? Let’s get it live.
We fix bugs, complete integrations, and make AI-built apps ready for real users.
Explore App RescueSenior technical judgment, right when you need it.
Architecture, technical strategy, code reviews, infrastructure, and leadership.
Explore service
From architecture and integrations to deployment and ongoing reliability.
Photo: Eric Stoynov / Unsplash
Blackfex is an independent engineering studio founded by Matheus Pires, a software engineer with over 8 years of experience building digital products.
Selected founder work and concepts. These are not Blackfex client engagements.
A workspace for notes, team activity, contacts, and performance at a glance.
A banking interface concept with clear accounts, spending, and recent activity.
A mobile marketplace experience designed to make discovery and buying feel effortless.
Full-stack engineering · Mobile apps · Real-time systems · Cloud infrastructure · Applied AI
A FOCUSED SERVICE
From broken authentication and missing integrations to production readiness, we turn promising prototypes into dependable products.
Explore App RescueA straightforward process, direct communication, and no mystery about what happens next.
We understand your business, goals, constraints, and technical challenge.
We define a clear scope, realistic timeline, and concrete deliverables.
We implement the solution with regular updates and direct communication.
We validate, deploy, and help you move forward confidently.
04 / COMMON QUESTIONS
New digital products, existing software that needs attention, technical roadblocks, and workflows that could be automated. The first conversation is for understanding whether we can help.
Yes. We can review an existing codebase, fix specific issues, improve reliability, or help take a prototype into production.
Yes. Blackfex is based in Brazil and works remotely with clients worldwide.
We start with a short conversation, then agree on the next useful step. That could be a technical assessment, a scoped project, or ongoing advisory work.
LET’S MAKE PROGRESS
Tell us what you’re building, what’s holding you back, or what you’d like to automate.
No pressure. Just a conversation about your project.
