July 1, 2025 My name is Grygorii Gavaleshko. I'm Frontend Technical Leader and certified professional with more than 10 years of experience. I have experience in working on both sides - frontend and backend in such areas like Education, Government, Security, Travel, Banking, CMS systems and other. Was working using Agile (Scrum, Kanban). Have more than 3 years of leading teams of developers (from 2 to 9 people).

Curriculum Vitae of Grygorii Gavaleshko, Frontend Technical Leader

Grygorii Gavaleshko

Personal information

Name Grygorii Gavaleshko

Email grygoriy@gavaleshko.org.ua

Linkedin Profile page

Languages

Ukrainian

Ukrainian

Fluent (native)

 English

English

Upper-intermediate

 Polish

Polish

Upper-intermediate

 Spanish

Spanish

Basic

 Russian

Russian

Upper-intermediate

Education

Master Degree

Chernivtsi national university named after Yuriy Fedkovych

Applied Mathematics

Visited countries:

Austria

Belgium

Czech republic

Egypt

France

Germany

Hungary

Italy

Liechtenstein

Luxembourg

Mexico

Netherlands

Poland

Romania

Slovakia

Slovenia

Spain

Switzerland

Turkey

Ukraine

Unites States

(Total: 21)

Experience

Dynatrace (Frontend Software Engineer)

Period: Feb 2025 - till now
Domain: Observability and monitoring
Project Locations: Poland Gdansk, Poland
Tools & Technologies:
Dynatrace ecosystem (https://developer.dynatrace.com), ReactJS, Typescript, Javascript, Storybook, GraphQL, Bitbucket Enterprise, Playwright

Collibra (Staff Software Engineer - Frontend)

Period: Jul 2022 - Dec 2024
Domain: Data governance
Project Locations: Poland Wroclaw, Poland
Tools & Technologies:
ReactJS, Typescript, Javascript, Storybook, MUI, @tanstack, GraphQL (@graphql-codegen), (Relay), nx monorepo, Datadog (+rest api), Github Enterprise (+rest api), OnTrack (+rest api), Cypress, Playwright, Jest, react testing-library, Github copilot

UBS Group AG (Frontend Technical Leader)

Period: Dec 2018 - Jun 2022
Domain: Banking: Wealth management
Project Locations: USA Weehawken
(New Jersey, USA) Poland Wroclaw, Poland
Project:
WMA (wealth management america)
Tools & Technologies:
JavaScript, Typescript, ReactJS, Node.js, TeamCity (+rest api), Github Enterprise (+rest api), Hystrix, Kibana, Splunk (+rest api), SonarQube (+rest api), SCSS
(via SoftServe)

ADSIC (Abu Dhabi Systems and Information Centre) (Frontend Technical Leader)

Period: Oct 2018 - Dec 2018
Domain: Government: eServices
Project Locations: Egypt Egypt, Cairo Poland Wroclaw, Poland
Period: 3 Sep 2018 - 28 Sep 2018
Location: Egypt Egypt, Cairo
(Business trip)
Project:
Project for United Arab Emirates government
The most important project in the Middle East for the Gulf Gov, as all Countries expecting to see what Abudhabi will be delivering in GITEX (14 Oct)
Tools & Technologies:
ReactJS, Sitecore JSS, Axios, Bootstrap, Redux, Webpack
(via SoftServe)

Spirent.com (Frontend Technical Leader)

Period: 05 Mar 2018 - 31 Aug 2018
Domain: Security: security and performance testing platform of network infrastructures
Project Locations: USA San Jose (USA) Poland Wroclaw, Poland
Period: 24 Feb 2018 - 03 Mar 2018
Location: USA San Jose (USA)
(Business trip)
Period: 01 Jul 2017 - 23 Feb 2018
Project Locations: USA San Jose (USA) Poland Wroclaw, Poland
Project:
CyberFlood - powerful, easy-to-use testing platform that generates (using own hardware) realistic application traffic and attacks to test the performance, scalability and security of today’s application-aware network infrastructures.
Tools & Technologies:
Javascript (es6), ReactJS (16), JSX, Typescript (+tsx), Redux, Custom styling lib, Custom form-generating lib, Custom components lib, Webpack, Jest, Jasmine, Git, CSS3, HTML5, Jenkins, Jira

Deutsche bank Senior Frontend Engineer

Project Locations: USA New York (USA) Poland Wroclaw, Poland
Period: 20 Mar 2017 - 31 Jun 2017
Domain: Banking: Credit Risk
Project: Credit Risk
Tools & Technologies:
Javascript, Angular 2 / Angular 4, TypeScript, Webpack 2, Sass, Bootstrap 4, Karma, Jasmine, Git, CSS, HTML
Period: 01 Dec 2016 - 17 Mar 2017
Project: Credit Risk Rating Analysis
Tools & Technologies:
Javascript, AngularJS, d3, MomentJs, Yarn, Webpack 2, Sass, ReactJS, Bootstrap, Grunt, Gulp, Karma, Chai, Sinon, Mocha, Jasmine, Babel, Citrix, Git, CSS, HTML
(via SoftServe)

Agilecraft.com (Acquired by Atlassian)Team Lead Frontend Engineer

Project Locations: USA Austin, TX (USA) Ukraine Chernivtsi (Ukraine)
Period: 24 Aug 2016 - 30 Now 2016
Domain: Agile: enterprise management solutions platform
Tools & Technologies:
Javascript, Angular, Bootstrap, CSS(SASS) Gulp, Visual Studio 2015, Git, SourceTree, MSSQL Server, HTML, Karma, Mocha, Sinon, Chai, d3, Flux, ReactJS, TypeScript, Webpack, Jasmine
Period: 1 Jun 2016 - 23 Aug 2016
Project:
AgileCraft enables large enterprises to harness the power of agility so they can innovate and compete at startup speed in the modern digital economy.
Tools & Technologies:
Javascript, Angular, Bootstrap, CSS(SASS) Gulp, Visual Studio 2015, Git, SourceTree, MSSQL Server, HTML
Period: 21 Mar 2016 - 31 May 2016
Position: Senior Frontend Engineer
Project: Verint (ZSpace - internal project)
Tools & Technologies:
Javascript, ReactJS, JSX, Typescript, Flux application architecture, Bootstrap, Gulp, Webpack, Visual Studio 2015, Git, bitbucket.org, CSS, HTML
(via Luxoft)

Credit Suisse Team Lead Frontend Engineer

Period: 01 Jul 2015 - 18 Mar 2016
Project Locations: USA New York (USA) Poland Wroclaw, Poland
Project: Macro Risk
Tools & Technologies:
Javascript, AngularJS, ReactJS, JSX, Typescript, Flux application architecture, Bootstrap, Grunt, Gulp, Karma(RequireJs, Typescript, ng-html2JS), Chai, Sinon, Mocha, Webpack, Jasmine, Selenium, Protractor, Visual Studio 2013, Citrix, Git, CSS, HTML
(via Luxoft)

Hotwire Team Lead Frontend Engineer

Period: 28 Feb 2015 - 30 Jun 2015
Project Locations: USA San Francisco (USA) Ukraine Kyiv (Ukraine)
Project: Landing pages
Tools & Technologies:
Drupal, Javascript, jQuery, Git, PhpStorm, Photoshop
Period: 01 Sep 2014 - 26 Feb 2015
Location: Mexico Guadalajara, Mexico
Project: hotwire.com (also mobile version)
Tools & Technologies:
JavaScript, AngularJS, Karma, Jasmine, HTML, CSS, Ajax, jQuery, JSON, Java, Spring, Tiles, SQL, XML, Jenkins, Perforce, GIT, Cygwin, Intellij Idea, secureCRT, Golden, Oracle, Jira, Redspace, PL/SQL, worked also with mobile version of main site.
Period: 1 Jul 2014 - 30 Aug 2014
Project Locations: USA San Francisco (USA) Ukraine Kyiv (Ukraine)
Position: Senior Frontend Engineer
Project: Hotwire Helpcenter
Tools & Technologies:
JavaScript, CSS, Ajax, jQuery, Salesforce cloud platform, Apex, force.com IDE, SQL
Period: 24 Dec 2012 - 30 Jun 2015
Project Locations: USA San Francisco (USA) Ukraine Kyiv (Ukraine)
Position: Regular Frontend Engineer
Project: Hotwire internal tool for support agents
Tools & Technologies:
JavaScript, HTML, CSS, Ajax, jQuery, JSON, Java, Struts, Spring, Tiles, SQL, XML, Jenkins, Perforce, Cygwin, Intellij Idea, secureCRT, Golden, Oracle, Teamtrack, Redspace, PL/SQL

SoftServe Regular Backend (Java) Engineer

Project Locations: USA Austin, TX (USA) Ukraine Chernivtsi (Ukraine)
Period: Jul 2012 - 21 Dec 2012
Project: Enterprise Real estate (same client)
Tools & Technologies:
JavaScript, Dojo, CSS, Custom JavaScript framework, Java, Tesseract OCR, Groovy, SQL, PhpMyAdmin, Apache OFBiz framework
Period: May 2012 - Jul 2012
Project: Opensource framework (Dojobiz) (same client)
Tools & Technologies:
JavaScript, CSS, XML, Restful API, Java, Groovy, Apache OFBiz framework
Period: Feb 2012 - May 2012
Position: Junior Backend (Java) Engineer
Project: USA state educational project
Tools & Technologies:
JavaScript, CSS, Dojo framework, Java, Apache OFBiz framework, SQL, Jira

OSF Global Services Regular Backend (PHP) Engineer

Period: Jul 2009 - Feb 2012
Project Locations: USA San Francisco (USA) Ukraine Chernivtsi (Ukraine)
Project: MVC CMS integrations
Tools & Technologies:
JavaScript, jQuery, WordPress, Drupal, Magento, Joomla, Concrete, Savvy, PHP

Certificates

Click to view Data visualization for informed decision making - Oct 2021 Click to view Azure Fundamentals - Sep 2021 Click to view Learn Python & Ethical Hacking From Scratch - Oct 2020 Click to view ARP spoofing & Man In The Middle Attacks Execution & Detection - Oct 2020 Click to view Learn Wi-Fi Password Penetration Testing (WEP, WPA, WPA2) - Oct 2020 Click to view Agile Software Development - Jul 2020 Click to view Developing APIs with Google Cloud's Apigee API Platform Specialization - Nov 2019 Click to view Real-World Ethical Hacking: Hands-on Cybersecurity - 11 Oct 2019 Click to view Website Hacking / Penetration Testing From Scratch - 2 Oct 2019 Click to view Ethical hacking from scratch - 2 Oct 2019 Click to view Splunk 7.x Fundamentals Part 1 - 22 May 2019 Click to view Leadership by John C. Maxwell - 21 May 2019 Click to view Information Visualization: Programming with D3.js - 11 Mar 2019 Click to view Introduction to Big Data - 22 Feb 2019 Click to view Microsoft Certified Professional - 02 Aug 2016 Click to view Microsoft Specialist - 02 Aug 2016 Click to view CIW JavaScript specialist - 18 Apr 2016 Click to view Enterprise Application Design Patterns - 8-10 Mar 2017 (Luxoft training center) Click to view AngularJS - 20-23 Feb 2017 (Luxoft training center) Click to view AngularJS 2+ with Typescript - 30 Jan 2017 (Luxoft training center) Click to view Building robots and other devices on Arduino. From traffic-light to 3d-printer - 07 Mar 2016 (Moscow Institute of Physics and Technology) Click to view University's deep English courses for programmers. Click to view Basics of Financial Markets. Foreign Exchanges and FX Derivatives - 05 Feb 2016 (Luxoft) Click to view Python basics - 08 Dec 2015 (Luxoft) Click to view Basics of financial markets. Investment banking - 05 Nov 2015 (Luxoft) Click to view Presentation skills - 19 Oct 2015 (Google) Click to view Java SE7 part 2 - Jan-Feb 2014 (Luxoft training center) Click to view Conflict Management - Feb 2014 (Luxoft training center) Click to view Effective Written Communication - Jan 2013 (Luxoft training center) Click to view Expedia information security - 05 May 2015 Click to view Expedia information security - 29 May 2014 Click to view Expedia information security - 19 June 2013 Click to view Development, design, architecture of modern programming systems based on object-oriented languages (.NET direction) 02 October 2011 - 10 January 2012 Click to view Development, design, architecture of modern programming systems based on object-oriented languages (Java direction) 02 September 2010 - 10 December 2010