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Systems Engineer - Authoritative DNS

Hybrid or Remote
Software Development
Golang
C
C++
distributed systems
DNS

Available Locations: Amsterdam, Netherlands, Austin, TX, Lisbon, Portugal, London, United Kingdom

About the department

Cloudflare runs one of the largest DNS infrastructures in the world. We run DNS for over 25 million Internet properties globally.  We also operate the privacy and performance focused public DNS resolver 1.1.1.1 service. Many of our DNS systems are custom built internally, so we’ve developed a lot of proprietary technology that operates at scale, and we are iterating constantly to meet new scaling and reliability requirements.

In this role, you will be part of a small elite team that builds and maintains one of the core Cloudflare systems. You will maintain and expand our DNS infrastructure and implement features for our customers. We like to think outside the box and come up with novel approaches.

Job description

  • You will be required to research and implement various DNS RFCs
  • As part of the job you will be researching new tools and  technologies to  elegantly and efficiently solve problems
  • You will be responsible for creating and maintaining documentation on software installations, tools, and procedures
  • You will be working mainly with systems programming languages like Rust, Golang, C, C++ etc
  • You are expected to be versed in TCP/IP and Internet routing
  • You will be involved in designing and operating highly scalable distributed systems that power Cloudflare products
  • You will participate in open source projects that benefit the internet community

Bonus Points

  • Open source contributions is a big bonus
  • Knowledge of DNSSEC and various security extensions to DNS
  • Knowledge of HTTP, TLS and CDN Networks
  • Knowledge of building Data Analytics pipeline
  • Experience building Distributed Systems
  • Experience with large scale Monitoring Systems including metric collection, metric pipeline, visualization, trend/statistical analysis etc
  • Good communicator, we work with many other groups and like to tell others about what we do in blogs, talks, and meetups
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