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Your product, built properly.
Not just built fast.

Whether you're starting from zero or extending what exists — we design, build, and ship web and mobile products that are made to scale. No demos that fall apart when real users arrive.

Built for and trusted by
MaxonBodygeeHirncoachZortify
What we build
🌐
Web Applications
React, Vue, Node — full stack, production-ready
📱
Mobile Apps
iOS, Android, React Native
⚡
MVPs & Prototypes
Validate fast before you scale
🔧
Existing Product Extensions
New features, rebuilds, performance
Is this for you?

You're the right fit if this sounds like your situation.

We work with founders, product owners, and CEOs who have a clear vision but need a technical partner to execute it — whether that's building something new or fixing what already exists.

✓
You have an idea but no technical team to build it
We become your technical partner — from architecture to first launch.
✓
You have a product but your current team is too stretched to move fast
We embed alongside your existing team and accelerate delivery without disrupting what's working.
✓
You've used an agency before and got something you couldn't maintain
We build with handover in mind. Clean code, full documentation, your repo from day one.
✓
You have a product built with AI (vibe coding) that needs to be rebuilt or scaled properly
Vibe coding tools are great for quick prototypes — but the codebases they produce rarely hold up to real growth. We take what you have, assess it honestly, and build it so it scales.
What we build

Greenfield or existing — we build for scale.

We don't do copy-paste development. Every product is architected for the scale you're aiming for, not just the version you need today.

🌐

Web Applications

Full-stack web products built to handle real traffic. From customer-facing platforms to internal tools your team actually uses.

ReactVueNode.jsNext.jsTypeScript
📱

Mobile Applications

Native and cross-platform mobile apps. We build for the platform your users are on — iOS, Android, or both.

React NativeiOSAndroidFlutter
⚡

MVPs & Proof of Concepts

Validate your idea with real users before you invest in scale. We help you build the smallest version that tells you the most.

FastLeanUser-tested
🔧

Extensions & Rebuilds

New features on existing products, performance overhauls, legacy rebuilds — we work with what you have and make it better.

RefactoringPerformanceNew features
How we work

Product first. Then code.

Building the wrong thing fast is still building the wrong thing. Our process starts with understanding your goal — not jumping to implementation.

1
Product Scoping Session
We start by understanding your goal, your users, and what success looks like. Not your spec — your outcome. This shapes everything that follows.
1–2 sessions
2
Architecture & Stack Decision
We choose the right stack for your scale and team — not ours. If you have existing tech, we respect it. If you're starting fresh, we advise honestly.
Before a line of code
3
Agile Delivery
Working software every sprint. You see progress every two weeks — not a big reveal after six months. Changes mid-project are expected, not a problem.
Bi-weekly sprints
4
Handover or Ongoing
Full documentation, clean repos, your code from day one. We can hand off completely or stay on for ongoing support — your call.
You own everything
What makes us different

We say things other agencies won't.

🚫

We'll tell you if your idea won't work

Before you spend money on it. An honest conversation upfront saves months of building the wrong thing. We'd rather lose a deal than waste your budget.

🔑

Your IP, your code, your repo — from day one

No shared ownership. No proprietary frameworks that lock you in. Everything we build belongs to you, with no strings attached when the engagement ends.

👥

No account managers between you and engineers

You talk directly to the people writing your code. Decisions are faster, feedback is more accurate, and nothing gets lost in translation.

"
Partnering with apeirum transformed how we operate. Their analysis provided insights that improved our operations and led to real growth. We now make data-driven decisions with confidence.
FM
Dr. F. Mercadé
Business Owner, Clínica Dental Palacio

Want proof we ship real products? See Mola — a live analytics SaaS we built end to end →

FAQ

Questions before you reach out.

The things founders and product owners usually ask before the first call.

Do we need a spec before talking to you?
No. In fact, coming in too early with a detailed spec can sometimes work against you — it can lock you into an approach before you've validated the right problem to solve. Come with your goal and we'll help shape the rest together.
How do you handle changes mid-project?
We work in short sprints with a shared backlog, so changes are a normal part of the process rather than a problem. Scope changes are discussed openly, prioritised together, and reflected in the roadmap — no surprise invoices.
What happens to the code when the project ends?
Everything is yours. Full codebase, repositories, documentation, and all IP transfer to you upon creation — not just at the end. If you want to take development in-house or switch teams afterwards, there are no obstacles.
Can you work alongside our existing internal team?
Yes, and we do it regularly. We integrate into your existing tools, standups, and processes — not the other way around. If you have engineers already, we complement them. If you don't, we work autonomously with regular check-ins.
How do you price product development engagements?
We typically work on a time-and-materials basis with a defined sprint structure, so you always know what you're paying for and what you're getting. For clearly scoped projects, we can also agree a fixed-price milestone structure — we'll recommend what makes sense for your situation.
Let's build it

Tell us about your product.

Whether it's a rough idea or a half-built codebase — tell us where you are and we'll tell you how we'd approach it.

1
You send this formTakes 2 minutes. No brief required.
2
We call within 24 hoursA direct conversation about your product.
3
You get a clear answerCan we help, how, and what it would cost.
Tell us what's going on
We reply within 24 hours. You'll hear from Anja directly.

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