Location: Ukraine, Kyiv

mail: alex@iv-ops.com
Telegram: @a1ex_iv

Summary

As a highly skilled Linux system engineer with specialized expertise in DevOps, I possess an impressive track record of over 7 years of experience in Linux system administration, including network administration and DevOps. Over the past few years, I have been working as a DevOps professional, successfully implementing this culture in various companies.

In my role as a DevOps professional, I have had to hone my skills in teamwork, technical writing, project planning, and problem-solving. I am dedicated to staying up-to-date with the latest technological advancements and continuously learning to enhance my abilities.

To ensure the success of each project I work on, I prioritize effective communication with clients to gain a clear understanding of their needs and project vision. This allows me to tailor my approach to meet the unique requirements of each project.

In my current role as a Team Lead in DevOps and SRE teams, as well as the Head of Infrastructure, I have acquired excellent management skills. These include managing teams, infrastructure budgets, and ensuring that all projects are delivered on time and within budget.

Overall, I am confident that my expertise and experience in DevOps and Linux system engineering make me an ideal candidate for any challenging role in this field.

Expectations from work

• Utilize at least 50% of my existing skill set
• Chance to expand and build upon my existing experience
• Appropriate work-life balance
• Engaging and challenging projects that allow for initiative
• Long-term projects that offer opportunities for growth and development

Technology stack

• Cloud Technologies: AWS, GCP, Azure, Hetzner
• Infrastructure as Code: Terraform, Helm 3.0, ArgoCD, Ansible
• Languages: Go, Python, Bash
• Databases: MongoDB, MySQL, PostgreSQL, Memcached, Redis
• Messaging: RabbitMQ, Kafka
• Monitoring and Logging: EFK/ELK stack, Grafana, Prometheus, Nagios, NewRelic
• Containerization: Docker, Containerd, Kubernetes
• CI/CD Tools: Jenkins, BitbucketCI, GitlabCI, Artifactory, Github Actions, CircleCI
• Security: Hashicorp Vault, DefectoDojo, trivy, OpenVPN, LDAP
• Web Servers and Load Balancers: Nginx, Apache2, Varnish
• Other Tools: crypto-nodes, jmeter, Redline13, Crashlytics

Languages

• English — upper intermediate
• Russian — fluent
• Ukrainian — native

Experience

Mar 2021 - Jul 2024. Team Lead DevOps/SRE. Head of Infrastructure at GeoZilla

Dec 2019 - Mar 2021. Senior DevOps at Geozilla

Used Technologies: AWS (EKS, EC2, Route53, CloudFront, RDS, DocumentDB, ElastiCache, VPC), Terraform, MongoDB, MariaDB, RabbitMQ, Kubernetes, Docker, Helm 3.0, Jenkins, EFK stack, Grafana, Prometheus, Vault, jmeter, Redline13.

Achievements:

• Infrastructure as code (Terraform, CloudFormation)
• Vault secrets management in Kubernetes
• Security practices
• Infrastructure load testing
• PHP services on kubernetes clusters
• Isolated kubernetes cluster in VPC

May 2019 - Dec 2019. Sr. DevOps at NymCard

Used Technologies: Kubernetes(GCP, Bare Metal), EFK stack, MongoDB, PostgreSQL, Bitbucket (git, CI), Memcached, Kafka, Prometheus, Docker.

Achievements:

• Settings Kubernetes clusters from scratch for banking
• Settings Kubernetes clusters without internet
• Custom alerting tool for Prometheus (Proxy to Google Chat)
• Deployment java services on kubernetes clusters

May 2018 - Feb 2019. DevOps at TecSynt Solutions / NYNJA

Used Technologies: Kubernetes, Docker, Istio, EFK/ELK stack, GCP/GKE, AWS(SES, EC2, Mobile Device Farm, etc.), SauceLabs, Jira, Jenkins, Artifactory, LDAP, OpenVPN, Helm charts, Crashlytics, Github, Terraform.

Achievements:

• Kubernetes infrastructure with CI/CD
• EFK/ELK stack for logging
• OpenVPN with LDAP for access to closed resources and user management
• Custom Crashlytics webhook with Jira integration
• A lot of custom Helm charts
• CI/CD with Jenkins
• Mobile testing farm (AWS MDF, SauceLabs)

Jun 2016 — May 2018. Linux system engineer and DevOps. Architechs

High-load hosting company

Used Technologies: Nginx, Apache2, Varnish, OnApp, SaltStack, iptables, Docker, Kubernetes, Nagios, NewRelic, Python, Bash, Redmine, Gitlab.

Achievements:

• Worked as problem solver
• Dockerization
• Written a lot of SaltStack rules
• Rewrote all Varnish code (from v.3 to v.4)
• Written a lot of custom checks for Nagios on Bash and Python
• Virtualization experience
• Configured OnApp cluster
• Configured Kubernetes cluster
• Served 300 VMs

Mar 2016 — May 2018. Linux system engineer. Marketlis

Small company with Linux servers

Used Technologies: Nginx, Apache2, Icinga, KVM, PostgreSQL, Postfix, Samba, OpenVPN, LUKS

Achievements:

• Fully automated systems
• Bot for Telegram that notify for alerts
• Fully configured firewall with failover
• Configured backups
• Configured crypto-volumes

Mar 2015 — May 2016. Senior linux engineer. NASOA

Business school

Achievements:

• Manager work
• Planned projects
• Planned shifts
• Have been tested new software

Feb 2015 — May 2015. Linux engineer. NASOA

Business school

Achievements:

• Setup a new HVs and VMs
• Bash and Python scripting
• Automating systems

Jan 2012 — Feb 2015. Junior linux system engineer. NASOA

Business school

Achievements:

• Have been setted linux systems for production
• Help fix troubles for linux engineers

Skills

• Enjoy to be a mentor for beginners
• I constantly learning
• Have experience (testing, infrastructure, development, communication with customers, documentation, project management)
• I appreciate the reliability, sustainability and productivity of the software
• I like to solve problems that seems unsolvable