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Whalebone Tech Stack

DNS-layer cybersecurity for ISPs and telcos protecting millions without client software

Computer and Network Security Brno 51–200 employees Founded 2016 Privately Held

Whalebone operates a network-based security platform deployed at ISP and telco infrastructure layers—protecting end users from malware, phishing, and ransomware without requiring local installation. The tech stack (Python, Go, Kafka, ClickHouse, Elasticsearch, Kubernetes, multi-cloud) reflects an engineering-heavy org building real-time threat detection and observability at scale. Active projects signal a transition from vendor-managed deployments toward SaaS—alongside efforts to move large government contracts from proof-of-concept to national rollouts.

Tech Stack 44 technologies

Core StackPython Elasticsearch ClickHouse Kafka Redis RabbitMQ Kubernetes Docker Go PHP Java Vue Grafana Prometheus gRPC Node.js Helm AWS OpenShift Celery VirusTotal MISP NATS C Logstash REST Argo CD HashiCorp GCP Bash+14 more

What Whalebone Is Building

◆Challenges

Expanding global teams
Leadership support
Adopting cybersecurity solutions by isps
Transitioning product to scalable saas model
Scaling secure cloud platform
Operating multi-cloud infrastructure
Protecting millions of users
Post-poc momentum to national-level adoption
Compliance with international standards
Preparing for external audits

▲Active Projects

Backend services and apis
Transforming how isps adopt cybersecurity solutions
Transitioning product to scalable saas model
Cloud infrastructure for core cybersecurity platform
Multi-cloud deployment
Observability stack
Large-scale government cybersecurity deals
Public tender and rfp strategy
Content creation workflows
Abm content production

Hiring Activity

Steady15 roles · 5 in 30d

Department

Engineering

7

Security

3

Sales

2

HR

1

Marketing

1

Product

1

Support

1

Seniority

Senior

6

Mid

5

Manager

3

Junior

1

Lead

1

Notable leadership hires: R&D Team Lead

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About Whalebone

Whalebone develops network-based cybersecurity for telecom operators, ISPs, enterprises, and government institutions across Central Europe and globally. The platform intercepts and analyzes DNS and web traffic at the ISP level, blocking threats before they reach end devices—eliminating the need for per-user client installation. The company operates a multi-cloud infrastructure (GCP, AWS, OpenShift) and serves over 400 customers. Founded in 2016 and based in Brno, Czechia, Whalebone is expanding engineering and security teams across Czechia, India, and Thailand while simultaneously scaling go-to-market motion around large public-sector deals and SaaS adoption by smaller carriers.

HeadquartersBrno

Company Size51–200 employees

Founded2016

Hiring MarketsCzechia, India, Thailand

Frequently Asked Questions

What tech stack does Whalebone use?

Python, Go, Kafka, ClickHouse, Elasticsearch, Kubernetes, Docker, Redis, RabbitMQ, GCP, AWS, and OpenShift. The stack emphasizes real-time data processing and multi-cloud deployment.

How many customers does Whalebone have?

Over 400 customers globally, primarily telcos, ISPs, enterprises, and government institutions. The company is actively pursuing large-scale government cybersecurity deals.