Особисті дані приховані

Valentyn Zaikov
DevOps Engineer

Region: France

Phone: [відкрити контакти](див. вище в блоці «контактна інформація»)

Email: [відкрити контакти](див. вище в блоці «контактна інформація»)

Technology/Methodology:
Python (automation, scripting, AWS Lambda), Java, Swing, J2EE (JSF, Servlets, Web Services), HTML, CSS, PrimeFaces, XML,
SVN, Git, Oracle ADF, SOA, BPEL
DevOps:
Jenkins, Docker, GitLab, Digital Ocean, AWS, Kubernetes, Travis CI, Circle CI, Bitbucket, Pipeline, Terraform
RDBMS: Oracle 10g, MySQL, PostgreSQL, SQLite, Oracle 12c, MongoDB
Frameworks:
Spring, Hibernate, JUnit, Netty, Maven
Application/Web Servers: Glassfish, Tomcat, Weblogic, Vault, JBoss
Development Tools: IntelliJ Idea, NetBeans, Visual Studio, JDeveloper 12c

Work experience:
Intrasystems, LLC (INGO DevOps Engineer
Ukraine) ● Ship Planner is a software integration company specializing in cruise ships. SP builds
March 2019 – till present a system onboard a cruise ship (Disney Dream) to manage and interact with a crew
and clients targeting consumption reduction. They integrate data from about 50
sensors (meters) to promote resource saving (i.e. water, fuel).
Responsibilities:
- Development of automation scripts using Python (AWS SDK - boto3)
for infrastructure tasks and deployment processes
- Creation of AWS Lambda functions for automation and integration tasks
- Migrate an existing system from dedicated servers to the AWS cloud
- Building and setting up new infrastructure
- Design, build and maintain the CI/CD infrastructure and tools in the AWS
environment
- Deploy new versions of the application directly to the cruise ship (Disney Dream)
Environment and Tools: Docker, Elasticsearch, AWS (CloudFormation, EC2, S3, ACM, ECS,
Docker Compose, Route 53).

● A platform for women that allows creating their own store and selling products, proposed
by brands. It's a website that allows users to quickly create their online shops. User
registers and selects products that he wants to sell and launches his own shop.
Responsibilities:
- Migrate an existing system from dedicated servers to the AWS cloud
- Building and setting up new infrastructure
- Definition and deployment of systems for metrics, logging, and monitoring on the
AWS platform
Environment and Tools: Docker, Elasticsearch, AWS (CloudFormation, EC2, S3, RDS,
ACM, ECS, Fargate, Lambda).
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 ● Brightlink is a leading communications platform and technology company that delivers
voice, messaging, analytics, and cloud-based solutions.
Responsibilities:
- Automation of CI/CD and operational tasks using Python scripts
- Integration with AWS services using boto3
- Design, build and maintain the CI/CD infrastructure and tools in the AWS
environment
- Define and improve CI/CD processes
- Monitoring and support
- Ensuring availability, performance, security, and scalability of AWS production
systems
- Definition and deployment of systems for metrics, logging, and monitoring on the
AWS platform
- Lead a separate development team
- Prepare and maintain test and delivery plans (schedule, risk management)
- Report to internal and customer’s management on project’s progress
- Training new team members
- Create work assignments for a team, maintain timelines/milestones, and ensure
compliance with quality standards
- Participate in the team improvement process
- Auto-tests development (Selenium WebDriver, Java)
Environment and Tools: Java, Maven, Docker, Elasticsearch, MongoDB, Jenkins, AWS
(CloudFormation, EC2, S3, RDS, ACM, etc), Kubernetes (Rancher), Trevis CI, Circle CI,
Jenkins, Selenium.

INGO Ukraine ADF Oracle Developer & DevOps Engineer
July 2017 – March 2019 ● ALD Portal, AIS-Online. A highly innovative online platform designed to connect users
with authorized insurance policies.
Responsibilities:
- Bugs fixing; creating configuration WebLogic server, new pages, implementation
ADF JSF pages including CSS, writing new SOA, BPEL services to get save data to
database
- Logic investigation, Oracle WebCenter control panel set up, patches bugs fixing,
decompile existing libs and patching necessary
- Installation and support of Oracle Fusion Middleware 12c, Repository Creation Utility
(RCU); Creating of database schemas; Creating an SOA Suite Domain
- Post-Installation Tasks: Configuring of components; Creating Start & Stop scripts for
the automatic start/stop of components; SOA Suite Domain Tuning and
Troubleshooting
- Configure clusters: OWSM Cluster (Oracle Web Services Management), ESS Cluster
(Enterprise Scheduler Services), SOA Cluster, OSB Cluster (Oracle Service Bus)
Environment and Tools: Webcenter Portal, SOA Suite. Oracle Service Bus, Oracle ADF,
Web Services, CSS, Maven, BPEL, JSF, PrimeFaces.

Krusche&Company Front-end Developer
June 2016 – July 2017 ● Drivelog Portal. A highly innovative online platform created to connect car drivers with
authorized car service providers.
Responsibilities:
- Bugs fixing; creating configuration Tomcat server, new pages portlets,
implementation JSP pages including JS+CSS, writing new services to get save data to
database
- Logic investigation, Liferay control panel set up, patches bugs fixing, decompile
existing libs and patching necessary changes, application tests)

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 Environment and Tools: Liferay, Portlets, Spring MVC. Spring Core, Hibernate, Mocking,
Web Services, Servlets, JS, CSS, Oracle Query Writing, Liquid.

Startup “FYB LAB” Java Developer
June 2015 – September 2016 ● Startup project “FYB LAB”. Calorie Counter & Diet Tracker by FYBLAB is the fastest and
easiest-to-use calorie counter for iOS and Android. With the largest food database by far
(over 5,000,000 foods) and amazingly fast and easy food and exercise entry.
Responsibilities:
- Parsing database from SQLite to JSON
Environment and Tools: JSON, SQL Lite, Java, Android, Maven JDBC.

Scientific and Production Java Developer
Company “INIT” ● Development and support of the high-loaded server.
October 2014 – August 2015 Responsibilities:
- Working with GIT
- Web Servers on Java
- Automation tests development in C#
- Working with different application environments. Create tests for one functionality
that works differently on other brands
Environment and Tools: Netty, JAXP, SQL, Maven, C#, XML, HTML, CSS, JavaScript,
WebSocket, Java, Hibernate.

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