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Senior Site Reliability Engineer

optimizely.com Logo

Optimizely

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Location:
Vietnam , Hanoi

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

Not provided
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Job Description:

As a Senior Site Reliability Engineer at Optimizely, you will play a critical role in ensuring the reliability, performance, and scalability of our digital platforms. You will collaborate with cross-functional teams to design, implement, and maintain robust systems and processes that enhance the overall user experience.

Job Responsibility:

  • Design and implement reliable and scalable systems to support our digital platforms
  • Collaborate with software engineers to integrate reliability into the architecture
  • Develop and maintain monitoring solutions to ensure system performance and availability
  • Identify and resolve performance bottlenecks and optimize system performance
  • Lead incident response efforts, including troubleshooting, root cause analysis, and implementing corrective actions to prevent future incidents
  • Develop and maintain automation tools and scripts to improve system efficiency and reduce manual intervention
  • Implement infrastructure as code practices
  • Work closely with cross-functional teams to align on reliability goals and best practices
  • Communicate effectively with stakeholders to provide updates on system status and improvements
  • Stay updated with the latest industry trends and technologies related to site reliability engineering
  • Proactively identify opportunities for process and system improvements

Requirements:

  • Proven experience as a Senior Site Reliability Engineer or similar role in a fast-paced environment
  • Strong understanding of cloud computing, networking, and system architecture. Preferably AWS, GCP is a plus
  • Proficiency in scripting and automation tools (e.g., Python, Bash, Terraform, Chef)
  • Experience with observability tools (e.g., Datadog, Prometheus, Grafana, ELK Stack)
  • Kubernetes Expertise: Demonstrated experience in designing, deploying, and managing applications in Kubernetes environments. Proficiency in configuring and optimizing Kubernetes clusters for scalability, reliability, and performance. Hands-on experience with Kubernetes tools and technologies such as Helm, Kustomize, and Kubectl
  • Istio Proficiency (preferred): Familiarity with Istio service mesh architecture and its components is a plus
  • Experience (preferred) with message broker, preferably Kafka
  • Understanding (preferred) of coordination services such as Zookeeper
  • Proficiency in version control software, particularly Git, is required
  • Excellent problem-solving skills and attention to detail
  • Strong communication and collaboration skills
  • Proficiency in English is required.

Nice to have:

  • GCP is a plus
  • Familiarity with Istio service mesh architecture and its components is a plus
  • Experience (preferred) with message broker, preferably Kafka
  • Understanding (preferred) of coordination services such as Zookeeper

Additional Information:

Job Posted:
May 04, 2026

Employment Type:
Fulltime
Work Type:
On-site work
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