Artem

Kalashnikov Artem
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SUMMARY

•Full-Stack Developer with 4 years of experience building scalable projects using React, Node.js, and
microservices. Worked on developing real-time applications, scrapping, telegram apps, payment
gateways, and enterprise systems through efficient database queries, caching and monitoring.

EDUCATION

Kharkiv National University of Radio Electronics Sep. 2024 - May 2029
Bachelor in Computer Science

PROFESSIONAL EXPERIENCE

HUBB November 2025 - July 2026
Backend Developer - Project - PADO
• Developed a monolithic application using NestJS, TypeORM, BullMQ, Redis.
• Implemented payment integrations with Stripe and Saferpay, including split payments.
• Developed web scraping solutions using Puppeteer, Playwright, ScrapingBee.
• Built AI workflows and internal automation tools used across the engineering team.
• Participated in debugging and resolving production issues during high-traffic periods, delivering hotfixes.
• Developed a complex system of internal and external analytics.
Uptech
October 2023 - November 2025
Fullstack Developer - Project - Rhenus Logistics
• Developed microservices using Express and TypeScript.
• Worked with ODBC DB2 and Oracle databases, optimizing SQL queries.
• Implemented GitLab CI/CD pipelines and built Docker images for applications.
• Architected and developed a scalable React application optimized for rendering large datasets.
• Wrote unit tests for both microservices and frontend applications.
• Created Kubernetes YAML manifests to deploy and manage microservices.
• Configured monitoring for microservices with Grafana, OpenTelemetry, ClickHouse.
Reelo Inc. March 2023 - Sep. 2023
Fullstack Developer
• Implemented a subscription system for organizations with plan-based limitations using
Stripe.
• Developed video editing functionality for AI-generated property videos, allowing users to
modify text, change music, and add custom elements.
• Integrated an API for importing real estate listings from REA Listing for seamless property
uploads.
TONChemy Jan. 2022 - March 2023
Fullstack Developer
• Designed and implemented a PVP system using WebSockets for real-time interactions,
matchmaking, and battle mechanics.
• Developed battle card gameplay logic, including dynamic resource generators and stat-based
mechanics.
• Integrated i18n localization, TON blockchain interactions (SDK), and Redis caching for
performance optimization.
• Automated API documentation with Swagger and OpenAPI Codegen, improving request
handling and scalability.

SKILLS

Programming Languages / frameworks: HTML5, CSS3, SASS, React, React-Native, TypeScript,
Redux-Toolkit, Zustand, Redux-Thunk, Redux-Saga, Next.js, WebSockets, Node.js, Express,
Nest.js, gRPC, REST, MongoDB, PostgreSQL, OracleSQL, DB2, Redis.
Languages: Ukrainian (C2), Russian (C2), English (B2), Polish (B1)