OnZe13. SOFTWARE, BUT HUMAN.

Technology with Soul. Products built to endure.

We build high-quality SaaS platforms, mobile applications, and AI-powered tools for teams that care more about craft than shortcuts.

Founder-led · 10+ years shipping real products · Selective openings per quarter

Start a project →Explore what we do

Good software pays for itself.

We build technology that outlives launch days: clear, precise, and accountable.

A decade shipping SaaS and platforms at scale. Architecture first, clean code, and observability by default, so teams can trust what ships.

Fewer features, higher standards. No vanity metrics, no rushed releases. Work with us and you get senior attention, honest scope, and results you can keep.

What we do

Expert systems, built to last.

Not agency fluff. Just the things that actually move a product forward.

Product Engineering

Smart architecture. Clean code. Real impact.

We design and ship systems that feel effortless and hold under scale. From backend to frontend, we craft reliable products that evolve cleanly as your business grows.

Smooth launches · Fewer bugs · Lower maintenance

SaaS & Platform

Multi-tenant. API-first. Observable by default.

Security, reliability, and pricing models that make sense. We help you architect SaaS platforms that are scalable, cost‑efficient, and simple to operate.

Secure accounts · Scales with demand · Clear analytics

Mobile Applications

Native & cross-platform. Performance-first.

Fluid UX, offline‑ready, built to live on the homescreen. We merge native feel and cross‑platform performance for apps that users love and keep.

Fast feel · Offline‑ready · Native features

AI & Automation

Applied AI, not gimmicks.

Less busywork, better decisions. We leverage AI where it counts and apply it pragmatically to simplify operations, not to chase trends.

Less manual work · Faster ops · Better decisions
Start a project →See selected work →
"We don't chase trends.We build what lasts."

OnZe13. Software, but human.

How we work

Make it work. Make it clear. Make it last.

No buzzwords. No theatrics. Just product engineering that holds up in the real world.

Clarity first.

Straight scope, real constraints, shared ownership. Clear beats clever.

Senior by default.

You work with the people who build. Founder‑led, hands‑on, accountable.

Measure what matters.

We instrument from day one so performance, reliability and costs stay honest.

Selected Work

Real products. Real impact.

From scalable SaaS to AI platforms, built to last, perform, and make sense.

Mozrest

Smart Channel Manager connecting restaurant RMS with major booking platforms like MICHELIN, Tripadvisor, Google, Instagram, Quandoo, Ambl and more.

  • Centralized availability and bookings across channels.
  • Real‑time sync between RMS and channels for higher occupancy.
  • Trusted by 30k+ restaurants across multiple regions.

B2B · SaaS · Hospitality

Mediavalue

Free B2B SaaS for pharmacies to digitalize internal operations and supplier communication.

  • Tasks, calendar, training, campaigns and messaging in one place.
  • Direct channel for labs/suppliers to run segmented promotions efficiently.
  • Marketplace of paid addons to extend and customize pharmacy intranet features.

B2B · SaaS · Pharma

ThreeAngular

All‑in‑one SaaS for hospitality operations, communication, mobile apps, and guest experience.

  • 360° view of reservations, teams and guests.
  • Automation for planning, tasking and real‑time coordination.
  • Offline check‑in, digital keys, payments and direct comms.

Hospitality · SaaS · Mobile Apps

Let's build something that matters.

We work with founders and teams who care about what they create. If that's you, we should talk.

Start the conversation

or write to hello@onze13.com

OnZe13 — Technology with Soul