English:
Advanced
Dmytro R.
Vetted by YouTeam
Ukraine
UTC +02:00
Ukraine/Kyiv
English:
Advanced
A professional DevOps with more than 15 years of experience in development, deployment, implementation, troubleshooting.
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Check if Dmytro is availableExpertise
Years of commercial development experience
15 years of experience
Core technologies
Project Highlights
Flyaps
Nov `21 - Present
3 years
Developed enterprise platform that provides common components/services and implements cross-cutting services (authorization, observability) for reuse in company products. Stack: GitLab CI/CD, Kubernetes, Grafana, HelmCharts, Rancher, Google Cloud, Oracle Cloud, Microservices architecture, OAuth2Proxy, Redis, PostgreSQL
Responsibilities & achievements
Implemented CI pipelines in GitLab from scratch, improved average legacy pipeline speed by factor 5 Created continuous deployment pipeline (Rancher, GitLab CD, Helm charts) Architected infrastructure third-party packages deployment Integrated Keycloak authorization server Automated Keycloak configuration and plugins deployment Deployed and configured OpenTelemetery stack Designed cloud-agnostic deployment and tested on Oracle Cloud and Google Cloud
Softserve
May `18 - Nov `21
4 years
About 200 microservice large software platform consisting of applications running within it and aiming to connect financial, medical and administrative parties data. All microservices run in docker containers on many Linux VMs hosted in Microsoft Azure cloud. Ansible automation is used for all deployments and infrastructure tasks, including one-offs. CI/CD relies on Jenkins pipelines designed to work on a large scale. Stack: Azure VMs, Ansible, Docker, Jenkins, PostgreSQL, Cassandra, Solr, Redis, RabbitMQ, Kafka, Nginx, NodeJS, Apache Hadoop, Camunda BPMN, Liquibase, NewRelic, Python, Gunicorn, Flask, Pytest, Flake, Java, Maven, Vagrant, etc.
Responsibilities & achievements
Support of application development life cycle Design and implementation of CI/CD pipelines Release management and software promotion Data schemas changes management over environments Code security scans, 3rd party components usage advisory Code quality measurements and reporting
Ngoar UK
May `16 - Apr `18
2 years
Mostly AWS hosted instances separated to different environments running on hardened CentOS or Windows Server with 3rd party software intentional control. Established backup policies for customers data safety and stored data encryption for better privacy, S3 buckets used for the data storage. Stack: AWS EC2, S3, ECR, CloudFront, Route 53, CloudWatch, SNS, Application and Network Load Balancers, Nginx, Varnish, Gitlab CI
Responsibilities & achievements
Project’s infrastructure management and maintenance Security accented approach to software used in runtime Packaging source code of 3rd party software into signed binaries Maintaining collection of system and runtime dependencies Establishing infrastructure and software PCI-DSS regulations compliance Leveraging CDN and HTTP accelerators CI/CD design and implementation
BITIF Ltd
Mar `11 - Apr `16
5 years
Stack: VMWare vSphere, ESXi, Windows, Linux, Solaris, FreeBSD, DNS, DHCP, NAT, SMTP, IMAP, LDAP, SVN, Terminal services, MS SQL, Asterisk, SIP, RTP, ZFS
Responsibilities & achievements
E-banking client-server software written in Java (desktop application) and JavaScript (web application) that uses on-premise model of setup and offers different support tiers plans.
Dataline Ltd
Mar `09 - Dec `09
9 months
Stack: Cisco, ZyXel, eXtreme, D-Link’s routers and commutators setup, DSL, ADSL, 802.1q, OSPF, BGP, quagga, zebra, DNS, DHCP, NAT, SMTP, MySQL NDA
Responsibilities & achievements
System and network integration for business, deliver flexible network solutions in time and responsible for good quality and further support. Mostly ISP related tasks and activities.
Agency
10-50
GMT+2
Dnipro, Ukraine
Core Expertise
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