Infrastructure & Platforms
Production Linux on bare metal and Proxmox VE with Ceph; networking, reverse proxies and self-hosted platform services.
- Linux
- Proxmox VE
- Ceph
- Nginx
- HAProxy
- VPN
- Vault
SENIOR DEVOPS ENGINEER / SRE
Aleksei Chuprakov
I build and operate production infrastructure — Linux, Kubernetes, CI/CD, observability, and incident response.
Infrastructure engineering with hands-on experience in recovery, automation, and reliability practices.
Batumi, Georgia · Remote / contract
Jet Games FZ-LLC · 2024–2026
ClickHouse Disaster Recovery
Recovered a production ClickHouse cluster from a 7+ TiB backup.
- Problem / Context
- After a major incident, the production analytics platform had to be restored from a backup.
- What I did
- Worked on the recovery as the hands-on engineer.
- Outcome
- The cluster was recovered.
What I work on
Delivery & Automation
CI/CD for backend services and Unity mobile apps; Kubernetes on bare metal and GCP; operations automated with Ansible and Go.
- GitLab CI/CD
- Jenkins
- TeamCity
- Kubernetes
- Argo CD
- Ansible
- Go
Reliability & Observability
Monitoring and logging built from scratch; incident response and RCA; internal SLAs and error budgets.
- Prometheus
- VictoriaMetrics
- Grafana
- Loki
- Alertmanager
- Incident response
Distributed Systems & AI Tooling
ClickHouse, PostgreSQL and Kafka in production; agent-assisted development and LLM-based engineering workflows.
- ClickHouse
- PostgreSQL
- Kafka
- Agent-assisted development
- LLM tooling
- Claude Code
Selected cases
Three engineering stories, each on its own page.
- 01 · Jet Games FZ-LLCClickHouse Disaster RecoveryRecovered a production ClickHouse cluster from a 7+ TiB backup.Read case
- 02 · Jet Games FZ-LLC · UNICORN LLCObservability & Reliability PracticesBuilt monitoring and troubleshooting workflows and introduced internal SLAs and error budgets.Read case
- 03 · UNICORN LLC (ujin.tech)Bare-metal Kubernetes & CI/CDDeployed and operated bare-metal Kubernetes and CI/CD for backend services and Unity mobile apps.Read case
Experience
Jet Games FZ-LLC
Jan 2024 – Jun 2026
DataOps / DevOps Engineer (Infrastructure & Reliability)
- Designed and operated production infrastructure for an analytics platform: Linux, ClickHouse, PostgreSQL, Kafka, Airflow and supporting services.
- Built and maintained self-hosted GitLab, Argo CD, Vault, Harbor, HAProxy/Nginx and Proxmox/Ceph; automated with Ansible and dynamic inventory.
- Established monitoring and troubleshooting with Prometheus/VictoriaMetrics, Grafana, Loki, OpenSearch and Alertmanager.
- Introduced internal SLAs and error-budget practices.
- Recovered a production ClickHouse cluster from a 7+ TiB backup following a major incident.
- Built Go tooling for development environment management and operational workflows.
UNICORN LLC (ujin.tech)
Jun 2021 – Jan 2024
Lead Infrastructure Engineer / DevOps · previously Infrastructure Engineer
- Deployed and operated bare-metal Kubernetes clusters; worked with managed Kubernetes on Google Cloud.
- Designed CI/CD for backend services and Unity mobile apps (iOS/Android) with GitLab CI, Jenkins and TeamCity.
- Automated operations with Ansible playbooks and roles; developed tooling in Go and Bash.
- Built observability pipelines; handled incidents and onboarded engineers.
Beeline
Dec 2016 – Jun 2021
Senior Packet Data Support Engineer → Engineering Support Team Lead
Network incidents with BGP, VMware, NSX, SDN; led engineering support operations.
ER-Telecom
Oct 2015 – Jun 2016
Technical Support Specialist
Network connectivity troubleshooting.
Languages: Russian (native), English (B2)
Independent work
AutoDevOps. I'm also building an independent engineering product. Visit product website
Contact
Open to remote / contract roles.
- Emailmrchupatek@gmail.com
- Telegram@Mrchupatek
- LinkedIn/in/mrchupatek
- CV (English, PDF)
- CV (Russian, PDF)
- Location
- Batumi, Georgia
- Format
- Remote / contract
- Languages
- Russian (native), English (B2)