1&1 Versatel Tech Stack

German fiber-optic telecom provider for enterprise connectivity

Telecommunications Düsseldorf, Nordrhein-Westfalen 1,001–5,000 employees Self-Owned

1&1 Versatel operates one of Germany's largest fiber networks (48,500 km across 250+ cities) serving mid-market and enterprise customers. The tech stack reveals a traditional telecom infrastructure focus—Cisco, Avaya Aura, RingCentral, SD-WAN, VoIP—paired with internal-facing tools (C#, PHP, Java, Azure). Hiring skews heavily toward sales (11 open roles) over engineering (8), with intern-level dominance in the pipeline, suggesting rapid onboarding for a sales-led growth phase.

Tech Stack 34 technologies

Core StackC# PHP Java Cisco Ansible Python Azure Functions n8n Ruby Linux Microsoft Office HTML SQL Avaya Aura RingCentral VoIP SIP Excel PowerPoint R Stata Azure OpenAI Service SD-WAN Bash PowerShell Yara SIEM SOAR Windows

What 1&1 Versatel Is Building

◆Challenges

Improving process transparency
Optimizing call routing
Forecasting sales pipeline
Strategic expansion of new customer business
Gathering asset license contract info
Maintaining high service availability
Digitalizing pod structures
Improving organizational culture
End-of-life hardware management
Security issues in cpe firmware

▲Active Projects

Developing modern office communication environment
Optimizing call routing solutions
Optimizing internal it processes
Developing inventory reports
Researching asset license contracts
Digitalizing pod structures and processes
Developing organizational culture
Cpe release dashboard development
Cpe testing automation
Test lab environment design

Hiring Activity

Steady30 roles · 8 in 30d

Department

Sales

Engineering

Ops

Data

Finance

Security

Seniority

Intern

Mid

Senior

Junior

Lead

Director

Manager

Notable leadership hires: Head of Sales

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About 1&1 Versatel

1&1 Versatel is a German telecommunications specialist providing data, internet, and voice services to business customers, operating as a subsidiary of publicly traded United Internet AG. The company has deployed fiber infrastructure across more than 250 German cities and reports over 50,000 implemented customer solutions spanning all industries and company sizes. The organization employs more than 1,000 staff and actively maintains one of Germany's largest and most capable fiber-optic networks. Current operational focus includes modernizing communication systems (call routing, voice platforms), automating testing and release pipelines for customer premises equipment (CPE), and improving internal process transparency and sales forecasting.

HeadquartersDüsseldorf, Nordrhein-Westfalen

Company Size1,001–5,000 employees

Hiring MarketsGermany

Frequently Asked Questions

What telecom technologies does 1&1 Versatel deploy?

Cisco network equipment, Avaya Aura and RingCentral for telephony, SD-WAN, VoIP/SIP protocols, and proprietary fiber-optic infrastructure spanning 48,500 km across Germany.

What is 1&1 Versatel's main business focus?

B2B delivery of gigabit-speed fiber-optic internet, data, and voice services to German enterprises across 250+ cities, with over 50,000 implemented customer solutions.