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Site Reliability Engineer 3

Backend Developer • On-site • Full-time • 📍 Dublin

MongoDB's Site Reliability Engineering team designs and builds the global infrastructure on which the flagship MongoDB Atlas platform is deployed. As customers grow and globalize, the services must satisfy demands for low-latency requests around the globe and comply with various data sovereignty requirements. The team's mission is to build this increasingly complex infrastructure while continually lowering the operational burden and increasing internal visibility into system health, with strong beliefs in infrastructure-as-code and self-healing systems. The role is based in Dublin with a hybrid working model.

Responsibilities

  • Design and build the infrastructure for a global cloud service comprising hundreds of thousands of MongoDB clusters, processing a billion metrics per day and replicating tens of billions of database writes to the backup service
  • Design, implement, and troubleshoot the automation and monitoring of services spanning the globe, including several cloud providers
  • Become an expert in infrastructure performance, optimizing from the application level all the way through the firmware
  • Build for resilience and participate in a weekly on-call rotation
  • Improve infrastructure capabilities, optimizing for cost, simplicity, and maintainability

Requirements

  • 3+ years of experience running a mission-critical service at scale in a Linux environment
  • Firm grasp of at least one modern programming language, beyond basic scripting
  • Familiarity with web and network protocols and standards (HTTP, TLS, DNS, etc.)
  • Bachelor's degree in Computer Science or equivalent experience
  • Experience writing automation tools and eagerness to "automate all the things"

Nice to have

  • Experience building large applications from scratch, complete with CI/CD infrastructure
  • Experience in networking, security, hardware, or OS performance tuning
  • Experience with at least one of the major cloud providers (Amazon Web Services, Google Compute, Microsoft Azure)
  • Experience managing Kubernetes clusters or some other container orchestration infrastructure
  • Experience with observability of large-scale distributed systems

Soft skills

Eagerness to automate manual processes

What we offer

  • Employee affinity groups
  • Fertility assistance
  • Generous parental leave policy

About the company

MongoDB's mission is to empower innovators to create, transform, and disrupt industries by unleashing the power of software and data. Its developer data platform, MongoDB Atlas, is the only globally distributed, multi-cloud database, available in more than 115 regions across AWS, Google Cloud, and Microsoft Azure. With offices worldwide, over 175,000 new developers signing up every month, and over 67,000 customers including 75% of the Fortune 100, leading organizations like Samsung and Toyota trust MongoDB. MongoDB is an equal opportunities employer.

Education: Informatikai (számítástudományi) alapdiploma vagy azzal egyenértékű tapasztalat