Based in Utrecht, Netherlands

Software
that fits.

We design and build custom software, SaaS platforms and digital tools โ€” precisely tailored to how your business thinks, works and grows.

Custom Software
SaaS Products
Digital Transformation
99.9%
uptime SLA
slims.app/index.ts
// Slims Software ยท Utrecht
import { build } from '@slims/core'

const product = build({
  fit: 'perfect',
  scale: 'unlimited',
  team: 'Utrecht ๐Ÿ‡ณ๐Ÿ‡ฑ',
  delivery: 'on-time',
})

product.launch() // โœ“ shipped
Delivered
on schedule
What we build

From idea to shipped product

01

Custom Software Development

Bespoke applications built around your exact workflows and requirements. No off-the-shelf compromises โ€” software that works the way your business does.

Learn more
02

SaaS Product Development

We take your product idea from concept to a scalable, subscription-based software platform โ€” architecture, design, development, and launch included.

Learn more
03

System Integration

Connect your tools, platforms and data sources into a coherent, automated ecosystem. Eliminate manual data entry and fragmented workflows for good.

Learn more
04

Web & Mobile Applications

Fast, accessible web apps and native mobile applications โ€” built with modern frameworks, designed for real users, and optimised for performance.

Learn more
05

Data & Analytics Platforms

Turn raw data into clarity. We build dashboards, reporting tools and analytics pipelines that give your team the insight to make better decisions, faster.

Learn more
06

Digital Transformation

Audit, redesign and digitise your operational processes. We identify where technology can remove friction, reduce cost, and unlock new capability.

Learn more
About Slims

Built in Utrecht,
thinking globally

Slims Software is a software development studio based in Utrecht, Netherlands. We work with founders, scale-ups, and established businesses who need software built properly โ€” not fast-and-broken.

The name says it: slims means smart in Dutch. We believe the best software is the software that fits your reality precisely โ€” not the other way around.

NL
Based in Utrecht
EU
Serving clients across Europe
6+
Core service areas
โˆž
Scalable architecture
Why us

Software built to last

We don't ship and disappear. We build long-term partnerships with our clients โ€” maintaining, improving, and scaling what we build together.

Precision over speed

We take time to deeply understand your requirements before writing a single line of code. This saves months of rework later.

Built to scale

From day one, we architect for growth. Your MVP won't need to be rebuilt when you 10x โ€” it'll handle it.

Long-term partnership

We measure success by the outcome for your business, not the hours logged. Our clients come back because it works.

Dutch reliability

Based in Utrecht, we operate with clear communication, transparent pricing, and on-time delivery โ€” every time.

How we work

From brief to production

01

Discover

We listen, ask the right questions, and map your requirements into a clear technical scope. No assumptions.

02

Design

Architecture, UX, and technical design โ€” planned before code is written, reviewed with you before we build.

03

Build

Iterative development in sprints with regular demos. You see progress weekly, not just at the end.

04

Launch & Grow

Deployment, testing, handover โ€” and ongoing support. We stay involved as your product evolves.

Technology

Modern stack,
pragmatic choices

We choose the right tool for the job โ€” not the trendiest one. Here's what we typically work with:

React
Node.js
PostgreSQL
Python
TypeScript
Docker
AWS
Azure
Next.js
Tailwind
GraphQL
REST APIs

Got a project in mind?
Let's build it.

Whether you know exactly what you need or you're still figuring it out โ€” we're a good conversation to have early.