kununu Tech Stack

Employer review platform with 15M+ workplace insights across German-speaking markets

Internet Publishing Vienna, Austria 201–500 employees Founded 2007 Privately Held

kununu operates a review aggregation platform where employees and job seekers post salary data, culture assessments, and employer ratings—15M+ submissions across the German-speaking region. The tech stack shows a PHP + MySQL foundation with Elasticsearch/Solr search, Salesforce CRM integration, and emerging containerization (Terraform, provisioning for containerized apps). Hiring velocity is accelerating across sales, engineering, and finance, alongside active projects in microservices migration and React front-end modernization—indicating a shift from monolithic architecture toward scalable service-oriented design.

Tech Stack 69 technologies

Core StackSalesforce PHP MySQL Linux Elasticsearch Zendesk Intune Azure AD Python Terraform AWS GitHub Actions Redis DynamoDB Meta TikTok YouTube LinkedIn Symfony Solr Lucene Microsoft 365 Fortinet FortiGate Juniper Microsoft Defender for Endpoint PowerShell SAST DAST Teams Memcached+39 more

What kununu Is Building

◆Challenges

Implementing tax compliance tools
Preventing fake reviews
Maintaining review quality
Improving tech excellency
Improving development environment
Identifying bottlenecks and bugs
Maintaining platform stability
Process optimization for scalability
Migrating to microservice architecture
Improving tech stack

▲Active Projects

Infrastructure as code for kununu.com
Implementing tax compliance tools
Developing effective tax planning strategies
Provisioning tools for containerised applications
Interaktive community formate (q&a, umfragen)
User generated content campaigns
Engagement growth initiatives
New features for our platform
Improving microservices architecture
Universal front-end applications built on react

Hiring Activity

Accelerating25 roles · 15 in 30d

Department

Sales

Engineering

Finance

Support

Security

Legal

Marketing

Data

Seniority

Senior

Mid

Intern

Manager

Junior

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About kununu

kununu is a Vienna-based employer review platform founded in 2007, operating primarily across German-speaking markets. The platform aggregates employee-generated content—salary benchmarks, culture reviews, and workplace assessments—to help job seekers research companies and employers showcase authentic workplace attributes. With 201–500 employees and presence in Austria, Germany, and Portugal, kununu operates a two-sided marketplace: job seekers consume reviews and ratings, while employers use the platform for employer branding and talent attraction. Current operational focus includes infrastructure-as-code deployment, tax compliance, microservices architecture, and user engagement features like Q&A and polling.

HeadquartersVienna, Austria

Company Size201–500 employees

Founded2007

Hiring MarketsAustria, Portugal, Germany

Frequently Asked Questions

What tech stack does kununu use?

kununu runs on PHP + Symfony + MySQL, with Elasticsearch and Solr for search. Infrastructure uses Linux, AWS, and containerization tooling (Terraform). Data caching relies on Redis and Memcached; access management via Azure AD and Microsoft 365.

Where is kununu headquartered?

kununu is headquartered in Vienna, Austria. The company was founded in 2007 and is privately held, with current hiring in Austria, Germany, and Portugal.