Available in 6 days

Sander van der Kolk

Boterdiep 63

9712 LK Groningen

The Netherlands

Parking →
sander@konstruktiv.nl +(31) 6 47 38 82 08 LinkedIn →

CoC 56093187

Two Maps

Idea → Platform.
Rocksteady Development.

Jamr
sander@konstruktiv.nl LinkedIn Instagram Spotify Last.fm
Today 28-02-2026 · 08:33 — 13:21
It Comes Creeping — Deadletter

It Comes Creeping

Deadletter
Live Music Infrastructure

Jamr

Developing Embeds
All Night — LAMMER

All Night

LAMMER
Don't Stop — DJ HEARTSTRING, southstar

Don't Stop

DJ HEARTSTRING, southstar
Matchingplatform

Statement

Meeting
Working on my inner child

Konstruktiv

Internal projects
The Parting Glass — boygenius, Ye Vagabonds

The Parting Glass

boygenius, Ye Vagabonds
The Lumineers (Deluxe Edition) — The Lumineers

The Lumineers (Deluxe Edition)

The Lumineers
050

Martini Ziekenhuis

Hospital donation platform
At Night EP — Upper90, Baron Von Trax

At Night EP

Upper90, Baron Von Trax
Walking On A Dream (Marlon Hoffstadt Remix) — Empire Of The Sun, Marlon Hoffstadt

Walking On A Dream (Marlon Hoffstadt Remix)

Empire Of The Sun, Marlon Hoffstadt
Why Can't We Live Forever? — DJ HEARTSTRING, Narciss

Why Can't We Live Forever?

DJ HEARTSTRING, Narciss
Consulting

Obeya Foundation

Development Nuxt platform
Project

INB

Don't Stop — DJ Heartstring

Don't Stop

DJ Heartstring
Like This — Pegassi

Like This

Pegassi
Why Can't We Live Forever? — DJ Heartstring

Why Can't We Live Forever?

DJ Heartstring
Project

ADE

Against All Odds — Funk Tribu

Against All Odds

Funk Tribu
Forensics Platform

DigiForensics

UX/UI AI powered
Live Music Infrastructure

Jamr

Developing Embeds
Walking On A Dream (Marlon Hoffstadt Remix) — Empire of the Sun

Walking On A Dream (Marlon Hoffstadt Remix)

Empire of the Sun
At Night EP — Upper90

At Night EP

Upper90
Matchingplatform

Statement

Meeting
Emergency / Acid Indigestion — Dart

Emergency / Acid Indigestion

Dart
Working on my inner child

Konstruktiv

Internal projects
The Parting Glass — boygenius

The Parting Glass

boygenius
Roses — The Paper Kites

Roses

The Paper Kites
050

Martini Ziekenhuis

Hospital donation platform
Wouldn't Come Back — Trousdale

Wouldn't Come Back

Trousdale