OLEKSANDR DARDA
DevOps
Vienna
Summary
DevOps Engineer with experience building fault-tolerant, secure cloud infrastructure and automating the full software delivery lifecycle. Specializing in multi-stage CI/CD pipelines, GitOps workflows and modular Infrastructure as Code that eliminate manual operations at the build, release and deployment stages.
Overview
4
4
Languages
2
2
years of professional experience
Work History
DevOps
HirelyApp
06.2025 - 07.2026
- Designed and implemented multi-stage CI/CD pipelines and GitOps delivery workflows for containerized services (Docker, Kubernetes), automating build, testing and deployment and reducing manual release operations by 75%.
- Created a modular Terraform codebase for cloud resource provisioning, reducing infrastructure preparation time and enabling reproducible, version-controlled environment creation.
- Built a fault-tolerant database layer on AWS with automatic RDS failover, VPC network isolation and least-privilege Security Groups, raising database availability to 99.9% and optimizing query handling under load.
- Developed a user-behavior monitoring system in Python with data delivery to Grafana, anomaly detection and real-time alerting on suspicious activity, reducing mean time to detect incidents: an issue is identified before the alert notification arrives.
- Private SaaS platform for recruitment and hiring, serving large enterprises
System Administrator
LinkUp
09.2024 - 06.2025
- Developed and deployed a Python script for automated web server log parsing, reducing website outage diagnosis time by 80% and enabling rapid identification of malicious DDoS and brute-force requests.
- Configured custom Grafana dashboards for proactive monitoring of RAM, disk storage and CPU load, preventing overload incidents and ensuring uninterrupted operation of resource-intensive client services.
- Administered Linux/Unix hosting and network infrastructure for private clients and small businesses, maintaining service availability.
- Regional IT company and hosting provider: telecom services, domain registration, web hosting, network infrastructure
Education
Master’s Degree - Computer and Information Systems Security, Information Assurance
Interregional Academy of Personnel Management (IAPM)
05.2023
Skills
Terraform
AWS (EC2, VPC, RDS, IAM, Security Groups)
Linux/Unix
TCP/IP
OSI
SMTP
DNS management
Docker
Kubernetes
GitHub Actions
Git
Python
Bash scripting
PostgreSQL
RabbitMQ
Celery
Prometheus
Grafana Loki
Timeline
DevOps
HirelyApp
06.2025 - 07.2026
System Administrator
LinkUp
09.2024 - 06.2025
Master’s Degree - Computer and Information Systems Security, Information Assurance
Interregional Academy of Personnel Management (IAPM)