В'ячеслав

Viacheslav Moskalenko
Node.js developer
[open contact info](look above in the "contact info" section) [open contact info](look above in the "contact info" section) Kyiv, Ukraine

github.com/Alekssin1 [open contact info](look above in the "contact info" section)

@CalllmeAsya

PROFILE
I am a Node.js (NestJS) backend developer. I focus on designing and implementing scalable APIs for mobile
and web applications. My expertise includes building robust backend systems, optimizing performance, and
ensuring seamless integration with front-end technologies.

PROFESSIONAL EXPERIENCE
Backend developer, Empat 04/2024 – present
Backend & Architecture: Designed and maintained scalable server-side logic
• Kyiv, Ukraine
using Node.js, TypeScript, NestJS, and Express.
Database Management: Took full ownership of the database layer, ensuring high
•

performance and data integrity across PostgreSQL and Redis using TypeORM.
System Architecture: Designed RESTful APIs with practical experience navigating
•

both monolithic and microservices environments, working with RabbitMQ and
BullMQ for asynchronous workflows.
Cloud Infrastructure: Managed the end-to-end cloud lifecycle, including setting
•

up AWS infrastructure from scratch, optimizing costs, and handling S3 media
storage.
Integrations & Tooling: Implemented secure Stripe payment systems for
•

subscriptions and developed custom workflows to enhance the Directus admin
panel.
Collaboration & Optimization: Partnered with frontend and mobile teams,
•

resolved performance bottlenecks, and maintained rigorous API documentation
using Swagger and Postman.

Freelance, Freelancehunt 11/2022 – 03/2024
Achievements/​Tasks
Discord bots development using Node.js with TypeORM, further support and their
•

improvement. Finishing the functionality of already existing bots and their
optimization.
Telegram bots full cycle creation using Node.js with TypeORM, further support
•

and expansion. Adding functionality to existing bots and optimizing them.
Fullstack development of web applications, with further support and also,
•

completion or improvement of already existing projects.
Implementing, testing and documenting API interfaces.
•

Discord bot developer, Serge Creator Studios 11/2021 – 01/2022
Achievements/​Tasks Los Angeles
Developed a bot for the discord server.
•

Created webhooks to transfer posts from Twitter and Instagram through a bot to
•

Discord as soon as they are posted.
 Upload and configure the bot on the server.
•

EDUCATION
Master degree in software engineering, Kyiv Polytechnic Institute 09/2024 – 01/2026
Kyiv, Ukraine

Bachelor degree in software engineering, Kyiv Polytechnic Institute 09/2020 – 06/2024
Kyiv, Ukraine

SKILLS
TypeScript Node.js
NestJS, Express
SQL
PostgreSQL, MySQL ORM
TypeORM
Docker
Redis
JavaScript
React
AWS
Lambda, API Gateway, S3, RDS, IAM, CI/​CD RabbitMQ

BullMQ

LANGUAGES
Ukrainian English
C2 (Native) B2