Особисті дані приховані

berezhnyi_cv.md 2026-06-12

DMYTRO BEREZHNYI
DevOps Engineer
Location: Odesa, Ukraine
Phone / Telegram: [відкрити контакти](див. вище в блоці «контактна інформація»)
LinkedIn: [відкрити контакти](див. вище в блоці «контактна інформація»)

SUMMARY
Technical Support Engineer and DevOps graduate with a strong background in web server administration,
user support, and web service troubleshooting, combined with maritime officer experience. Solid
foundation in Linux systems, web hosting, and networking, enhanced by a DevOps certification from
Hillel IT School and an official CKA (Certified Kubernetes Administrator) certification. Proven track
record of maintaining system reliability, configuring web servers (Nginx/Apache), and resolving complex
technical issues for e-commerce platforms.

CERTIFICATIONS
CKA: Certified Kubernetes Administrator – The Linux Foundation
Issued: Apr 2026 · Expires: Apr 2028
Credential ID: LF-yz6ws5nr1g
DevOps Course Graduate – Hillel IT School
Issued: 2025
Credential ID: 25803977

TECHNICAL SKILLS
Containerization & Orchestration: Kubernetes (Cluster administration, Pods, Deployments,
Services, ConfigMaps, Secrets), Docker
Web Servers & Databases: Nginx, Apache HTTP Server, MySQL, PostgreSQL basics, Web hosting
administration
Operating Systems & Scripting: Linux (Ubuntu, Debian), Bash scripting
Programming & OOP: Python (Core concepts, Object-Oriented Programming principles)
CI/CD & Version Control: GitLab (Conceptual understanding of pipelines), Git, GitHub
Networking & Security: TCP/IP, OSI Model, IP addressing, DNS, Routing, NAT/PAT, Firewalls,
SSL/TLS certificates configuration

PROFESSIONAL EXPERIENCE
Technical Support Engineer (Web Server & Platform Support)
Callstar | 06/2022 – 04/2026
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berezhnyi_cv.md 2026-06-12

Provided technical support, log analysis, and incident resolution for an e-commerce web platform
during shore-based periods.
Configured and optimized Nginx and Apache web servers to maintain high availability and
performance.
Assisted clients with hosting setups, domain routing, DNS configurations.
Third Officer / Deck Cadet
V.Ships Crew | 2016 – 2022
Third Officer (3 Contracts, 6 months each | 2019 – 2022): Responsible for bridge
watchkeeping, safe navigation, updating navigational charts/publications, and maintaining life-
saving and firefighting appliances. Managed technical documentation and port clearance
procedures.
Deck Cadet (2 Contracts | 01/2017 – 06/2017 & 03/2016 – 08/2016): Assisted in navigation,
vessel maintenance, and safety inspections under senior officers' supervision.
Senior Glo Expert
British American Tobacco | 09/2018 – 12/2018
Conducted product presentations, managed B2C sales, and processed customer databases (cold
and warm leads).

PROJECTS & PRACTICAL EXPERIENCE
DevOps & Infrastructure Projects
Kubernetes Lab Administration: Designed, deployed, and configured multi-node Kubernetes
clusters during CKA preparation. Managed application deployment, network policies,
troubleshooting, and cluster security.
Automation & Scripting: Developed Bash and Python scripts to streamline system administration
tasks, log parsing, and environment health checks.

EDUCATION
Bachelor’s Degree in Sea and River Transport
Specialization: Navigation
National University "Odessa Maritime Academy"
Graduated: 2017

LANGUAGES
English: Intermediate (B1)
Ukrainian: Native
Russian: Native
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