Cloud Ops Engineer (DBA Focused)

About the Role:

As a Cloud Ops Engineer at Wrike, you have advanced skills in supporting cloud and on-prem data center infrastructure with security in mind. You know how to work with containers, networking, monitoring, automation, and debugging a reasonably complex infrastructure. You feel comfortable defining your own work based on the team OKRs. You can also help others do so when necessary. You are used to proposing meaningful improvements to the existing infrastructure in alignment with architects and tech leads, and you can drive the execution

For this specific position, we are seeking for a DBA focused Ops Engineer, your primary strength lies in PostgreSQL, where you excel in designing, managing, and optimizing internal database systems. Your advanced skills extend to cloud and data center infrastructure, emphasizing security, containers, networking, monitoring, automation, and debugging. You proactively define tasks based on team objectives, guide others, and propose impactful infrastructure improvements.

You would have the opportunity to engage in high-end technical projects, development of an internal database management system built on PostgreSQL, and collaboration on command and control systems within an international team.

Your Impact:

• Become owner/main contributor to PostgreSQL stack
• Maintaining and upgrading of our DB infrastructure
• Managing the Wrike product infrastructure
• Implementing reliable solutions to ensure a product uptime SLA of 99.9%
• Working with GCP, AWS and other cloud providers in the IaC paradigm
• Introducing and supporting new infrastructure services
• Actively participating in incident response and management, including on-call duties
• Developing and maintaining professional connections within and outside of the team

Your Qualifications:

• PostgreSQL: Deep understanding of PostgreSQL architecture, Multi-Version Concurrency Control (MVCC), DB sharding, Write-Ahead Logging (WAL), and VACUUM processing, etc
• Query & Scripting: Strong proficiency in writing and troubleshooting complex SQL queries.
• Understanding of Kafka and rabbitmq for messaging
• Kubernetes and ArgoCD (Service-oriented architecture)
• Nginx, HAproxy and Istio for load balancing
• GCP, AWS and Cloudflare are our main cloud providers
• Puppet, Ansible and Terraform for defining everything as a code
• Python to automate everything
• Prometheus (VictoriaMetrics) and Zabbix for monitoring
• Graylog, Logstash, Fluentd for logging
• Jenkins and Gitlab-CI for building pipelines
• Upper Intermediate English skills

Standout Qualities:

• A suitable candidate must have extensive hands-on experience supporting and optimizing the Observability stack
• Intermediate knowledge of the following areas: Data networks, Security, Databases, Cloud providers, Process automation, Kubernetes
• Advanced experience with any Cloud Provider management using IAC (AWS/GCP/Azure).
• Advanced Linux administration skills with experience in maintaining highly available infrastructure for web application stack

Team Dynamics:

• Your manager will be Henrikas Dapkus, SysOps Team Lead
• We have two dozen folks in the SysOps Department, consisting of four teams distributed in Prague, Nicosia, Rennes, Vilnius and Tallinn

Our Work Style:

• Scrum based processes (daily standups, biweekly plannings, quarterly plannings)
• Hybrid mode (1-2 days per week) / Remote depending on location
• On-call shifts in production and development environments

What’s Next?

• Introduction Call with a Recruiter
• Technical interview
• Cultural interview