Dmytro – JavaScript, React, Node.js

Developed a comprehensive marketplace platform, tailored for large businesses to facilitate internal transactions. The platform allows departments within the same organization to buy and sell spare parts and other materials seamlessly.

• Designed and implemented the architecture of the platform using React for the front end;
• Developed core functionalities, including product listings, search, and payment processing;
• Integrated secure authentication and authorization mechanisms to ensure data privacy and security.

A project is an evolution of PoC that was created for a Norwegian company selling electricity. Initially, it was created by German fellas highly inspired by Angular. It covers the entire process of energy settlement, starting from registering meter readings and finishing on sending an invoice to a customer.

• Re-wrote the way API was consumed;
• Migrated it to pnpm and extracted a few packages into pnpm workspaces;
• Updated open API-generator template so it could produce esm;
• Added code splitting/lazy loading to a router;
• Migrated the application onto Vite.

There were 2 projects here: an international e-shop platform and a web framework for the company's internal purposes.

E-shop is a huge Sitecore application split into two parts: the end customer website for making purchases and the seller's administration page with everything like access to ERP, CRM, report generators, affiliated programs, and others.

The framework is written in JavaScript and intended to replace the old Java/Ruby framework in the company's main direction - the energy market. During the development of the framework, a few smaller applications were created as alternatives to popular tools such as Jira and Basecamp.

• Created a solution for the affiliated program in a complex e-shop;
• Improved the Sitecore template generation process;
• Created an internal js framework to replace old monolith;
• Organized and supported the engineer's department;
• Improved my communication skills as well as technical skills;
• Took control over the React components library;
• Created tons of Express.js middleware plugins to be used in a framework.

The CRM can be adjusted to suit any branch of a business. Particularly, his involvement in the project was about developing business processes for various banking systems, for instance, tracking the call center activity and creating potential clients in the CRM.

• Wrote a Windows Service and daemon to track call center logs;
• Established a loan lane for a bank and supported it for 2 years'
• Wrote a bunch of extensions using ExtJS.

This CMS is a custom application written on C#. The main goal is to split work between content editors and developers. Also, it follows WYSIWYG idea

• Produced many lines of HTML and CSS for websites of Ukrainian restaurants and celebrities;
• Created cascade menu for easy navigation in CMS;
• Utilized ImageMagick library to process stored images;
• Developed the PoC to replace the WYSIWYG editor by using KnockoutJS.