OPEN KNOWLEDGE
openknowledge.de
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Tech stack
The technologies known for OPEN KNOWLEDGE, by layer.
Languages
Java
PHP
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People
Lars Röwekamp
Geschäftsführer
Jens Schumann
Geschäftsführer
Names and roles come from public filings, company registers and the company's own site. Is this you? Correct or remove · How we handle this data
Growth
Hiring Momentum
28/100
Slowing
Open positions
2
0 opened / 0 closed in 30 days
ATS activity
Every ~1 days
10/05/2026
Hiring Dynamics
0%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Backend
50% ▼
Early Careers
50% ▼
Offices
Where the company hires and what each office is for
Cities
2
Hiring now
2
Countries
1
Busiest office
Oldenburg
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Headquarters
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Oldenburg
Germany
Regional office
Unser Oldenburger Standort
4 open roles 50% engineering 10-50 est. staff
hires for Backend, Early Careers
26135 Oldenburg
Essen
Germany
Regional office
Unser Essener Standort
3 open roles 67% engineering 10-50 est. staff
hires for Backend, Early Careers
45127 Essen
Jobs
≈ $75k – $155k per year (Estimated) • In office • Full-Time • Oldenburg
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