English:
Advanced
Denys S.
Vetted by YouTeam
Ukraine
UTC +02:00
Ukraine/Kyiv
English:
Advanced
JavaScript & TypeScript Software Engineer with AI experience
I am proficient in developing web applications and services in JavaScript and TypeScript using React, React Native, and Next.js on the client side and Express/NestJS on the server side. I also have experience with ChatGPT API and Azure AI tools. I gladly learn new technologies and apply them in practice, paying great attention to code quality. I always care about primary business goals and deeply investigate possible solutions.
Want to hire this engineer?
Check if Denys is availableExpertise
Years of commercial development experience
3 years of experience
Core technologies
Other technologies
Project Highlights
AI-powered low-code business automation platform
the name is under NDA
The platform is a modular solution for the energy industry, allowing companies to automate their processes and the entire customer life cycle. The platform covers data structuring, pattern recognition, statistics visualization, process protection, quality, and DBA monitoring. The system is integrated with third-party solutions and data sources to enable complete automation of work.
Responsibilities & achievements
- Analyzing business goals and product requirements - Refactoring the code to ensure high quality and maintainability - Dividing API layers, services, and components to optimize the code structure - Developing a mechanism for training the ChatGPT model using MongoDB collections, as well as fine-tuning techniques - Creating a ChatGPT assistant for user interaction within threaded conversations - Designing a data processing system in the application utilizing both trained and regular ChatGPT models - Implementing functionality for converting audio files to text using Azure STT AI and ChatGPT STT AI - Automating responses to user emails using AWS SES, AWS S3, AWS Lambda, and the ChatGPT model - Developing the “code field” feature for writing code in a web application, with support for Copilot autocompletes based on ChatGPT - Implementing REST API to enhance client-server interaction - Redesigning the app based on wireframes - Implementing and testing new flows of data processing - Communicating directly with stakeholders and the team to ensure efficient workflow
CarveCo
A platform for providing clients with different types of licenses for printing 3D models that work with both B2B and B2C models. The platform consists of 3 types of users: Partner, Customer, and User, and in turn, Users can be admin or general user. The project comprises 4 services: Partner Portal, License Manager, Auth0, and Zoho Service. There’s a referral program for the B2C model, which is realized with the help of Goaffpro API.
Responsibilities & achievements
- Designing and implementing client-side applications with React and Next.js - Developing web services and REST APIs using NestJS - Designing the architecture of software solutions out of high-level requirements - Directly communicating with stakeholders and tech teams to coordinate project development tasks
TotalSDS
A mobile application for safety documentation management. The main goal of the app is to provide the user with constant access to necessary documents, either online or offline, when the workers are in the field and have no or limited access to the internet. The users can choose the documents they need according to their requirements among the files they have access to and preload them to access at any time. The application is available on Android and iOS operating systems.
Responsibilities & achievements
- Analyzing business goals and product requirements - Developing the cross-platform client side of the mobile application - Enabling authorization and authentication with various methods to ensure the safety of sensitive data - Deploying the application to AppStore and Play Market - Communicating directly with stakeholders and the team to ensure efficient workflow
Psychological service
the name is under NDA
An application allows users to track their mental health by analyzing a large amount of data, including processes during sleep. The service allows users to choose one of several subscription plans, which allow a different depth of analysis: less precise by keyword, more detailed by providing the bot with additional information, and the most comprehensive by talking to an expert.
Responsibilities & achievements
- Participating in both client and server-side development - Solving various business tasks related to the functionality and performance of the application - Implementing the remote app management with remote configs to enable product owners to update particular parameters without redeployment - Integrating localization service to allow updating existing languages or adding other languages without redeployment - Ensuring better system loading speed by using server-side rendering on the client side - Conducting comprehensive tests to validate application reliability and ensure system stability - Working closely with the team and stakeholders at every step of the development process
Education
Higher education in Computer Science
Agency
50-100
GMT+2
Dnipro/Ukraine
Core Expertise
Industries
Education & Science, E-Commerce & Retail, Banking & Finance, Information services & Technologies, Sports & Fitness, Advertising & Marketing, Social Media & Communication, Healthcare & Medicine, Booking & Rent, Data Science & Machine Learning, Big Data, Internet of Things, Branding, design, web development, SaaS, ERP, Translation and Localization
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Check if Denys is available