Y Combinator
Blinka
Banking platform for global companies: USD accounts, global payments, cards and treasury.
Software engineering for ambitious startups
Software that holds up when it matters most.
We are the engineering team behind fintechs, AI products, web platforms and games. From the first line of code to production.
Teams building with us
- Blinka
- Coink
- Plataform
- Q-Mission
- 7Gems
- Civil Intelligence
- Aventuras Bonitas
- Martin Brainon
- Magno
- Guru
- Raz Consulting
What our clients have achieved
Facts published by each client.
- Blinka
- Backed by Y Combinator
- Q-Mission
- Platform used by military clients
- Coink
- Regulated digital banking in Colombia
- Hender's Castle
- On Steam, launching Q2 2027
Work
Real products in the hands of real people.
A selection of what we have built and shipped together with our clients.
Services
What we build for you.
Small senior teams that own the whole product: design, engineering and infrastructure.
- 01
Fintech and open banking
Credit, factoring, digital banking and banking APIs. Financial products built with security from day one.
- 02
Applied AI: products, agents and MCP
AI products, from scoring and analysis to agents. We design architectures with agents and MCP servers, and vector databases for semantic search and RAG, to take AI to production and scale it across your business.
- 03
Web platforms and SaaS
Scalable web applications, from idea to launch and beyond.
- 04
Mobile apps
Native and cross-platform apps with a carefully crafted experience.
- 05
Games and 3D
3D games and interactive experiences, all the way to a Steam release.
- 06
Software architecture
We design the architecture of complex, distributed systems: data, integrations, security and cloud infrastructure, for platforms that have to scale and run in demanding environments.
- 07
Blockchain
Smart contracts and secure data transfer, without intermediaries.
- 08
Team extension (outsourcing)
Senior engineers who join your team to expand its capacity: you set the priorities, we bring talent, method and continuity.
How we work
A simple process with no surprises.
Discovery
We understand the business, the users and the constraints before writing code. We leave with a scope, the risks and a clear roadmap.
Architecture
We design the system to grow: data, security, integrations and infrastructure.
Build
Frequent deliveries with real demos. Clean code, tests and automated deployments.
Launch and scale
We go to production with monitoring and keep evolving the product with you.
Success stories
Trusted by people building the future.
QueryBlocks transformed our infrastructure entirely. Their focus on security and scalability allowed us to launch with confidence in a highly regulated market.
Alberto RoncalloCEO & Founder · Q-Mission
The speed of delivery was impressive. They understood our business model from day one and delivered a product that exceeded our expectations.
Matias MendiondoCEO & Founder · Atua
A true technology partner. They didn’t just write code; they helped shape our product strategy and user experience from day one.
Hender TrixelCOO & Co-Founder · Aventuras Bonitas
The QueryBlocks team deeply understood our people-centered vision. They built data engineering and simulation solutions that allow us to analyze psychological profiles and human behavior with scientific rigor, without sacrificing usability or real-world impact.
Noemi AlvaresCEO · Martin Brainon
Team
Meet the team behind the code.
Senior engineers, designers and strategists obsessed with getting things right.
Have a product in mind? Let's talk.
Tell us what you want to build. In a 30-minute call we leave with a diagnosis and a first plan.