Xneelo | Web Application Firewall Engineer 2021

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Xneelo | Web Application Firewall Engineer 2021

Job description

About xneelo https://xneelo.co.za/about-us/ and our journey from Hetzner to xneelo https://xneelo.co.za/Hetzner/

Joining our Abuse Mitigation team, you will put your skill, experience and innovative energy into making the Web a safer place for our growing Web hosting customer base. We are looking to evolve our current WAF architecture into one which gives our customers increased peace of mind about their website, helping them to focus on their core business.

Providing WAF services at scale, with a “hands-off” approach for customers spanning over half a million websites is a challenge worth your investment!

The role can be office based at the company’s head office in the Tygervalley area in the Western Cape or can be remote.


The ideal candidate will have a passion for:

  • High quality and standards – you get the false economy of interim solutions
  • Technology to serve operational and client requirements
  • System engineering and open source technologies and mindset
  • Optimal systems and simple procedures
  • Self-organising and purpose-driven team environments
  • Transparency, candid feedback and sharing ideas and innovation
  • Learning rapidly and at times independently

What you’ll do

  • In collaboration with the Product Owner and stakeholders, understand the needs of the customer in order to deliver innovative, robust website security solutions
  • Build and design tooling to support and evolve our Trust & Safety team, e.g. dashboards, scripts and automation
  • Trend monitoring, analysis and development of mitigation strategies for website vulnerabilities
  • ModSecurity Rules for managing web application vulnerabilities
  • False-positive detections and patching

High level of proficiency in the following

  • Web Application Firewall technologies, including ModSecurity
  • Open source Web server design and management
  • Database design and management
  • Linux system engineering
  • Backend software development & scripting

Qualifications and Experience

  • 5+ years Linux system administration experience, in mission-critical environments
  • A proven track record in the WAF arena using open source technologies to engineer innovative solutions


  • Debian Linux administration experience
  • A degree or diploma in Computer Science and/or Cyber Security
  • Experience working within large scale operations
  • Currently subscribed to malware and Internet abuse mitigation mailing lists
  • Experience with anti-spam solutions and spam mitigation

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