Олег

Oleg Baltarovych
Backend developer
Hi, I'm a JavaScript developer with 3 years of experience.
I have a wide range of skills and have been involved in web scraping,
test scripts, and large-scale microservice and monolithic projects
as a full stack and backend developer, including working on mobile apps
and blockchain smart contracts. I'm looking for a company and team
where I can put my experience to good use and gain a lot of new
knowledge.
Contact
Phone Experience
[open contact info](look above in the "contact info" section)
Email Backend / Blockchain developer at Peanut Trade
08.2024 - 04.2025 ( 8 months )
[open contact info](look above in the "contact info" section)
1. ProjectA: this is a project with a service-oriented
Address
architecture written in C# / NodeJS. Each service is
Ukraine, Sheptytskyi responsible for its part of the business logic, from analyzing
the blockchain, reading events and creating transactions
with calculations. Redis and RebbitMQ were also used for
Education the interaction of services. My task on this project was the
2017-2022 integration of DEX called aerodromeV2 and V3. To
National Forestry University of Ukraine implement it, I used all the mentioned technologies, as well
Bachelor's degree in Computer Science as docker and subgraph, and also worked with a smart
contract.
Stack: C#, NodeJS, MySQL, Solidity, Subgraph, Docker,
Radis, RabbitMQ.
2. ProjectB: a project with a service-oriented architecture
written on NodeJS ( NestJS ) technology. This project
allowed traders to use many strategies to interact with pools
Skills on different chains and on different dexes. Each service was
responsible for its own business logic, tracking pool activity,
JavaScript / TypeScript
reading the blockchain, analyzing transactions and executing
Node.js ( NestJS ) strategy logic. Interaction between services took place
PostgreSQL / MySQL / MongoDB through the MySQL, Redis and RebbitMQ. On this project, my
tasks were to integrate different dexes, fix bugs and add new
HTML / CSS
endpoints and functionality.
jQuery Stack: NodeJS ( NestJS ) MsSQL, TypeORM, Radis,
TypeORM
RabbitMQ.
Full-Stack / Blockchain developer at Bon/Emuni Solution
Radis
02.2023 - 04.2024 ( 1 year 2 months )
Solidity 1. Bots: This project develops bots for the cryptocurrency
market. They execute algorithms and strategies for profit via
Docker
market analysis and monitoring. Each bot uses various
Subgraph technologies, analyzing wallets stored in databases like
PostgreSQL or MongoDB, scripting data manipulation, and
deploying smart contracts with Solidity.
Stack: PostgreSQL / MongoDB, NodeJS, HTML / CSS,
Solidity.
Full-Stack Developer at ArtCodeVision
03.2022 - 07.2022 ( 4 months )
1. BloknotApp/TinySchedule: An SRM system for beauty
salons, comprising a website, multiple mobile apps, and a
robust back-end with a database. I supported the project,
addressing bugs and managing database operations.
Stack: React Native ( expo ), AngularJS, NodeJS, PostgreSQL.

Software Developer at GlobalLogic
08.2021 - 02.2022 ( 7 months )
1.Bright Data: A network specializing in data gathering for
website testing, price comparison, travel data aggregation,
brand protection, and business intelligence. It features an
advanced IP rotation management layer. Using the Bright
Data Collector, businesses can efficiently outsource data
collection tasks, enabling robust analytical solutions
development. Project goals include collecting accurate data
from any website.
Stack: Bright Data framework, JavaScript, HTML / CSS, jQuery.
2. HSF: An automated testing project using Cypress, a powerful
framework for testing web applications. It also functions as a
web platform disseminating comprehensive college
information. HSF is recognized as one of the best- managed
charitable organizations in the U.S., raising funds for college
scholarships, preparation, and retention programs.
Stack: Cypress framework, JavaScript, HTML / CSS.