Site Reliability Engineer

4 weeks ago

London, Greater London, United Kingdom loveholidays Full time

About us

We are a dynamic and rapidly growing online travel agency that places technology at the heart of our success. With millions of people trusting us for their dream holidays, our focus is on delivering exceptional customer experiences through cutting-edge technology.

We operate at scale, handling 100+ services and 8k requests per second while maintaining a p95 search latency of 150ms. Our observability captures and processes 1TB of logs a day and 350k metric samples a second.

We rely heavily on open source and give back to the community through contributions to public repositories and open sourcing our own projects.

Responsibilities

As our first Site Reliability Engineer, you will contribute to the evolution of SRE practices like incident management, blameless postmortems, SLOs and error budgets. You will also contribute to building reliable, performant, auto-scalable and highly available systems.

  • Apply our existing technology through a SRE lens.
  • Level up SRE practices across teams.
  • Improve reliability KPIs of the platform.
  • Help balance reliability with feature delivery using SLOs and error budgets.

Your responsibility will be to help engineering teams succeed at operations, not to run their services for them.

What you'll be working on

  • Kick-start our SRE function by evangelising reliability best practices and processes.
  • Exposing slow running code paths in critical applications using tools like Java Flight Recorder or Go's pprof.
  • Writing tools or modifying existing applications with reliability and performance in mind.
  • Ensuring our systems and their individual components can withstand x10 load by improving our scalability.
  • Shortening mean time to discovery and recovery with improvements to observability and alerting.
  • Exposing system weaknesses with regular monitoring.

Our runtime architecture is Service Based and hosted on cloud infrastructure. Our engineering teams provision and manage their services' infrastructure with using and .

We place a strong focus on observability, continually evolving our monitoring and alerting stack, currently centred around the () ecosystem. Our service mesh provides uniform observability of all production services at 10s intervals.

Performance and scalability are integral to our software and infrastructure development process, achieved by combining Computer Science fundamentals and cutting edge cloud technologies.

You should have a good understanding of

  • Software development principles.
  • Performance, scalability.
  • HTTP, web services, REST.
  • Containers, cloud.
  • Testing, reliability, monitoring.
  • Linux.
  • Low-level debugging and troubleshooting.

What we'll give back to you

  • Company pension contributions at 5%.
  • Training budget for you to learn on the job and level yourself up.
  • Discounted holidays for you, your family and friends.
  • 25 days of holidays per annum (plus 8 public holidays) increases by 1 day for every second year of service, up to a maximum 30 days per annum.
  • Ability to buy and sell annual leave.
  • Cycle to work scheme, season ticket loan and eye care vouchers.

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