Sergey Valiev

[email protected]

Work experience

DevOps Team Lead

Joom Dec, 2022 - now

Main responsibilities:

• Manage and keep motived talented team of 6 engineers
• Build short/long-term team goals and plans
• Track projects execution
• Maintain hiring process

Main achievements

• Significantly streamlined and improved team processes (daily stand-ups not running out of time, planning mostly focused on quartarly goals, every sprint has a mandatory demo)
• Projects progress is tracked now, increased the ratio of successfully delivered projects
• Designed and implemented SLO for crucial infrastructure components
• Reworked and simplified pipeline for building AMIs. Migrated to "service approach", so external teams could managed their AMIs with using CT/CD pipelines.
• Significant cost optimizations:
  • Supported ARM workloads in our K8S-clusters
  • Increased the ratio of inter-AZ traffic for EKS-clusters
  • Increased the ratio of inter-AZ traffic for in-house logs infrastructure
  • Continuous cost review process
• Lead the process of migration to the new CDN-provider with 0 downtime and smooth customer experiences
• For the first time in company provided coverage for ALL hosts and provided metrics for security team
• With the team eliminated tech debt and migrated from outdated K8S-clusters and old Ubuntu versions

DevOps Engineer

June 2019 - Dec, 2022

Main responsibilities:

• Maintain in-house deployment and tools for IaaC and automated CM approaches
• Visualise company spendings on infrastructure
• Streamline and automate company on-boarding routine

Main achievements:

• Streamline and automate from scratch company on-boarding process and implemented inter-component integration (back-end, BambooHR, Google Accounts, FreeIPA, etc.)
• Support and maintain in-house IaaC-tools
• Make transparent company spendings on infrastructure via Cost Dashboards
• Automation for visualization on infrastructure spendings (via AWS CUR)
• Develop dashboard-as-a-code automation for company spendings visualization
• Build continuous process for IaaC drift detection

DevOps Team Lead / Engineering Manager

Align Technology February 2018 - June 2019

Main responsibilities:

• Team growth
• Team development
• Hiring

Main achievements

• Reorganize "devops" teams to make increase dev-teams velocity (and reduce TTM)
  • embed "devops" engineer into project teams
• Increased headcount from 7 to 14 engineers
• Raised 3 engineers to lead-level positions

DevOps Engineer / Senior DevOps Engineer

Align Technology March 2013 - January 2018

Main activities:

• Coordinate with Dev and SQA teams
• Point of contact for Dev and Staging environment
• Chef deployment automation from scratch
• Automated deployments via Bamboo build plans
• Application deployment migration to Docker (and Rancher 1.x) for Linux-based applications
• Migration to Cloud (AWS)
• SQA Environment build out and maintenance (AWS)
• Infrastructure automation, IaaC-approach

SQA Automation Engineer

Align Technology September 2012 - March 2013

Main activities:

Responsible for in-house python "Swiss-army knife" framework, which was used as the following:

• CMDB
• Deployment automation
• Automation for application backup / restore

QA Automation Engineer

Parallels November 2009 - September 2012

Main activities:

• Automated testing for company products
• Maintain in-house python-based QA framework

Education

MSU 2003 - 2010

Graduated from Moscow State University with degree in Math and Applied Math.

Useful links

• CV: https://github.com/Valiev/cv
• GitHub pet project with more than 80+ stars: https://github.com/Valiev/almostontop
• Auto-generated documentation fan: https://github.com/Valiev/config/blob/master/docs/vimrc.md