![OH](https://d2abrqas732254.cloudfront.net/images/specialists/799456c5a1747ebbab3b4799d6c984d97fa82bc3.jpeg)
English:
Upper Intermediate
Oleksii H.
Vetted by YouTeam
Ukraine
UTC +02:00
Ukraine/Kyiv
English:
Upper Intermediate
Senior JavaScript developer with more than 8 years of professional work experience in web development.
I’m a front-end developer with more than 8 years of professional work experience in web development. I specialize in developing complex client-side web applications. I have participated in a range of projects connected to e-commerce, mobile development, UI frameworks, and analytics.
Want to hire this engineer?
Check if Oleksii is availableExpertise
Years of commercial development experience
8 years of experience
Core technologies
Other technologies
Project Highlights
Mat3ra
Feb `23 - Oct `23
8 months
Cloud-native digital materials R&D platform. It enables materials scientists and engineers to adopt and deploy a wide variety of modeling techniques to develop new materials.
Responsibilities & achievements
• Developing user interface. • Extending UI functionality.
Quant Technologies
Jun `21 - Feb `23
2 years
Quant Technologies
A retail platform for managing Socar gas stations.
Responsibilities & achievements
• Developing Point Of Sale UI interface. • Developing Customer Screen UI interface. • Developing Self Checkout UI interface. • Integration with REST API.
Easel
Mar `21 - Jun `21
3 months
Content management system.
Responsibilities & achievements
• Developing user interface. • Integrating with REST API.
XJS
Excel engine which allows converting and calculating Excel documents in Javascript (Browser and Node.js).
Responsibilities & achievements
• Extending and supporting Excel functions.
IVD
Web application to create interactive presentations.
Responsibilities & achievements
• Extending presentation editor functionality. • Generating PPTX reports. • Generating Word documents. • Enhancing UI functionality.
Ramo
Platform for clothing customization where you can create a unique t-shirt or hoodie.
Responsibilities & achievements
• Extending UI functionality. • Developing functionality to add multiple images on Canvas. • Developing functionality for image transformation on Canvas (move, rotate, scale, delete). • Extending the order configuration menu.
MoveData
Fundraising platform.
Responsibilities & achievements
• Extending API for new integrations. • Implementing email reports using SES. • Developing GraphQL API. • Refactoring lambda heartbeat functionality. • Extending Terraform configs to support new AWS services.
Welcome To Country
E-commerce platform for selling travel experiences in Australia.
Responsibilities & achievements
• Developing UI based on the Shopify platform. • Creating AWS Lambda functions to send emails for order creation, updates, and reminders. • Integrating with third-party plugins for Shopify.
Toyzwave
E-commerce platform for IoT selling toys.
Responsibilities & achievements
• Developing store and admin UI. • Developing backend and API for managing orders and products. • Integrating with the Stripe payment system. • Creating product lists and cards.
Ezlo
Ezlo company site.
Responsibilities & achievements
• Developing and supporting a company site. • Creating new pages. • Integrating with the Medium platform to retrieve company-related articles. • Implementing complex animations for new products.
Uber
Data visualization tool for representation expenses between distribution channels (TV, Radio, Internet, etc.)
Responsibilities & achievements
• Developing interactive charts using the uber React-vis library. • Implementing parsing and indexing big data files up to 100Gb. • Implementing search through a large amount of data.
Secure Swiss Data
Email encrypted service including a mobile app, a web app B2B, and B2C.
Responsibilities & achievements
• Developing a webmail client. • Developing a mobile application. • Developing signup and login functionality for mobile and web. • Integration with payment systems Stripe, and CCBill. • Backend for email exchange. • Working with email parts.
OpenMedia
OpenMedia - newspaper.
Responsibilities & achievements
• Creation of user interface and admin for news creation. • Developing the main article page, a news feed, article tag system. • Developing signup and login functionality. • Developing admin form for article creation.
UI toolkit
UI framework for building UI interfaces. The project represents a set of UI components for quick UI development.
Responsibilities & achievements
• Developing a reusable set of UI components (buttons, popups, dropdowns, checkboxes etc.)
Premix
Data visualization and data analytic mobile application.
Responsibilities & achievements
• Developing UI and animation components. • Creating animation controls (sliders, buttons, sidebars, popups). • Managing scenarios. • Integrating with Excel model. • Integrating with the Vablet system. • Developing charts with the D3 library. • Generating PDF reports.
Education
Higher education in Computer Science
Agency
400+
GMT-11
Remote
Want to hire this engineer?
Check if Oleksii is available