VADIM KNIAZEV
DevOps Engineer
Nha Trang,34
Work Preference
Summary
DevOps Engineer with over 5 years of experience in managing CI/CD pipelines, Kubernetes orchestration, and cloud infrastructure, complemented by over 10 years in system administration. Proficient in implementing and optimizing scalable, automated solutions in cloud environments such as Yandex Cloud, AWS, and Google Cloud. Skilled in Infrastructure as Code (Terraform, Ansible) and containerization technologies (Docker, Kubernetes). Currently pursuing the Certified Kubernetes Administrator (CKA) certification.
Overview
15
15
years of professional experience
5
5
Languages
Work History
DevOps Engineer
Aya Games
03.2025 - Current
- Automated infrastructure provisioning using Ansible (Bare Metal) and Terraform (VMs), and streamlined deployment efficiency by building GitLab CI pipelines.
- Architected a Kubernetes monitoring cluster using the Kube Prometheus Metrics stack with Victoria Metrics and Victoria Logs and ArgoCD, providing real-time visibility into distributed infrastructure.
- Led critical incident response, restoring production databases after data loss events, and implemented an immutable disaster recovery strategy using Google Cloud Storage with Object Locking (WORM).
- Hardened bare-metal security by auditing network access, enforcing firewall rules, and deploying VPN gateways with static IP whitelisting. Engineered DDoS mitigation (Cloudflare/GCore) to protect high-traffic servers.
- Optimized high-load performance, tuning Nginx/MySQL for gaming traffic spikes, and reduced CDN costs by 40% through strategic caching adjustments.
- Designed containerization roadmap for legacy game servers using Agones, and prototyped Tailscale mesh networking to modernize inter-server communication.
DevOps Team Lead
SL Soft / Softline
08.2024 - 05.2025
- Led engineering teams across development and operations for all company projects.
- Promoted a positive work environment by fostering teamwork, open communication, and employee recognition initiatives.
- Trained new team members according to procedures and best engineering practices developed in the team.
- Managed a team responsible for the smooth operation of internal and external environments.
- Enhanced overall team performance by providing regular coaching, feedback, and skill development opportunities.
- Drove key infrastructure and automation projects to enhance system efficiency and reliability.
- Collaborated with other department leads to streamline workflows within agile development project, improve interdepartmental coordination, and achieve business goals collectively.
- Remained hands-on in deployment and maintenance of our applications in customer infrastructure, improving applications, optimizing CI/CD pipelines, and managing Kubernetes migration projects and infrastructure development.
- Successfully deployed and transitioned project logging to Graylog improving log management.
- Initiated and completed the migration of public services into a DMZ, enhancing security protocols.
DevOps Engineer
SL Soft / Softline
03.2019 - 08.2024
- Ensured smooth operation of development, testing, and production environments (VMware vSphere, Linux, PostgreSQL, JRE, Tomcat, nginx, Docker).
- Configured and maintained 150 virtual machines using VMware and VirtualBox.
- Created and improved continuous integration pipelines (BitBucket, Nexus, Jenkins, Ansible, Vagrant).
- Configured and deployed logging, monitoring, and alerting solutions (EFK Stack, Prometheus, Grafana).
- Deployed services for development and testing teams (Redis, Nginx load balancing, Kerberos authentication, TestIT automated testing platform).
- Managed network services including DNS, firewall rules, and authentication systems.
- Supported application deployment in customer infrastructures.
- Developed dashboards for monitoring project statuses and team workload (Pentaho, MS Project).
- Migrated environments from VMs to containers, reducing deployment times by 50% and improving stability.
- Established a pipeline for building DEB release packages and storing them in a local repository, streamlining customer deliveries.
- Deployed a private Docker registry (VMWare Harbor), reducing external dependencies and deployment times.
- Configured a fault-tolerant PostgreSQL cluster in the customer infrastructure (etcd cluster, Patroni), contributing to contract acquisition.
- Set up environments for automated testing and load testing in Yandex.Cloud, enabling independent testing by the QA team.
- Introduced vulnerability scanning to Jenkins pipelines (Trivy) enhancing release security.
- Deployed an integration of Rocket.Chat, Jitsi Meet and Nextcloud to improve team communication and collaboration.
- Led research on cloud migration and Kubernetes deployment, optimizing infrastructure and observability.
DevOps Engineer
Karfarol Games LLC
04.2023 - 04.2024
- Developed and implemented automated testing pipelines for mobile applications using LambdaTest and Appium, enhancing testing efficiency and reliability.
- Created data processing pipelines for CSV and Google Sheets using Google Cloud Functions, improving data handling and automation.
- Conducted weekly analyses of key application metrics using AppLovin, providing insights to optimize performance.
- Orchestrated and facilitated a seamless transition to Yandex.Metrika for in-app metrics tracking.
- Regularly analyzed key in-app metrics using Yandex.Metrika to inform decision-making and enhance user engagement.
- Led and managed the successful migration from Tenjin to Singular, enhancing marketing analytics capabilities.
Delivery Engineer
JettyCloud LLC
02.2022 - 04.2023
- Maintained test environments across AWS (EKS, EC2, S3, DynamoDB, ELB), vSphere, and bare-metal setups.
- Worked in an Agile team delivering updates using Kubernetes, ArgoCD, Flux, and Jenkins.
- Created new Kubernetes clusters in EKS using Terraform.
- Participated in on-call rotations as the first point of contact for environment issues.
- Developed and enhanced Grafana dashboards for improved monitoring.
- Initiated and conducted hardware cost analysis and optimization on AWS, reducing monthly expenses by 20%.
- Initiated review and optimized infrastructure by clustering segments and minimizing cross-region traffic, further reducing costs.
DevOps Engineer
MnoGoApps
01.2021 - 09.2021
- Configured monitoring of Kubernetes clusters (5 regions on Hetzner bare metal servers) deploying kube-prometheus-stack with Helm.
- Implemented parameterized Android Unity project builds in GitLab CI using GameCI, enhancing pipeline efficiency and improving build times.
- Set up comprehensive cluster monitoring and Telegram alerts using Prometheus, Grafana, and Alertmanager.
- Deployed Graylog for centralized log storage and analysis in the Kubernetes cluster.
- Configured Kubernetes RBAC for secure namespace access.
- Developed and optimized Kubernetes manifests and Grafana dashboards.
- Deployed Victoria Metrics for application metrics improving stability and reducing expenses.
- Deployed an image validation service based on the Yahoo Open NSFW project within the Kubernetes cluster.
Web Developer
Rusmininfo
11.2010 - 10.2017
- Developed from scratch and maintained company websites using Drupal CMS.
- Set up and managed Drupal backend on AWS (EC2 and S3), Acquia, and Omega8 Aegir.
- Handled frontend development with CSS and JavaScript.
- Set up production and development environments (LAMP stack, nginx, MariaDB, PHP-FPM, Apache Solr).
System Administrator
Ufanet
09.2013 - 06.2014
- Managed a network infrastructure supporting over 50,000 devices across multiple sites.
- Assisted customers with Internet and phone connectivity issues.
- Configured D-Link L2/L3 switches and resolved LAN issues remotely.
- Wrote Bash scripts for tasks including remote firmware updates on routers.
- Supported senior administrators with customer website hosting challenges.
Education
Teacher of the English and the German languages - English language, German language, Education science
Bashkir State Pedagogical University
06.2006
Skills
Cloud Computing
AWS
Yandex Cloud
Google Cloud Platform
CI/CD
Jenkins
GitLab
BitBucket
Sonatype Nexus
Infrastructure as Code
Terraform
Ansible
Vagrant
Containerization & Orchestration
Docker
Kubernetes
Kustomize
Monitoring & Logging
Prometheus
Grafana
Graylog
ELK/EFK
Victoria Metrics
Databases
PostgreSQL
MySQL
Redis
Passions
- Foreign languages and cultures
- Work optimization
Additional Information
HOW I SEE DEVOPS
- Care about the people
- Never assume
- Promote efficient communication
PASSIONS
- Foreign languages and cultures
- Work optimization
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
swipe to browse
Languages
Russian
Bilingual or Proficient (C2)
English
Advanced (C1)
French
Beginner (A1)
German
Elementary (A2)
Quote
How I see tech jobs: Care about the people, Never assume, Promote efficient communication. Ultimately, it's not about the tools
Interests
Foreign languages and cultures
Timeline
DevOps Engineer
Aya Games
03.2025 - Current
DevOps Team Lead
SL Soft / Softline
08.2024 - 05.2025
DevOps Engineer
Karfarol Games LLC
04.2023 - 04.2024
Delivery Engineer
JettyCloud LLC
02.2022 - 04.2023
DevOps Engineer
MnoGoApps
01.2021 - 09.2021
DevOps Engineer
SL Soft / Softline
03.2019 - 08.2024
System Administrator
Ufanet
09.2013 - 06.2014
Web Developer
Rusmininfo
11.2010 - 10.2017
Teacher of the English and the German languages - English language, German language, Education science
Bashkir State Pedagogical University