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Опыт работы

Node.js developer

с 06.2025 по наст. время (11 месяцев)

• Develop and integrate RESTful API features using Node.js (Express.js & NestJS).
• Implement Sentry for automated error tracking and performance monitoring
• Configure logging with ELK stack
• Develop custom Telegram bots from scratch, handling everything from basic automation
to complex integrations with the Telegram API
• Provide technical support to clients by identifying and resolving system errors.
• Integrate different third-party APIs to Node.js app

Backend developer

с 11.2024 по 06.2025 (8 месяцев)
Traff Group, Дистанційно (IT)

Collaborated closely with developers, QA engineers, and DevOps specialists to enhance and maintain RESTful backend systems built with Node.js, including solutions with microservice architecture. Followed software engineering best practices such as OOP and SOLID principles to write clean, maintainable, and testable code.

Responsibilities included:
◦ Support of existing Node.js and NestJS apps with microservice architecture
◦ Implement new features based on business requirements and technical specifications
◦ Apply OOP and SOLID principles to design scalable and decoupled modules
◦ Participate in code reviews and refactoring code
◦ Write unit, integration, and end-to-end tests to ensure code reliability and maintainability
◦ Configure error logging, monitoring, and performance profiling using Sentry

Node.js developer

с 03.2024 по 08.2024 (6 месяцев)
DiA, Дистанційно (IT)

Worked as part of a backend team on the development of a REST API for an e-commerce marketplace. Focused on implement new modules, improve existing ones, and enhance overall system performance. Actively collaborated with team members to deliver reliable and scalable backend functionality.

Responsibilities included:
• Develop and integrate new REST API modules using Node.js
• Optimization MongoDB queries and improve data structure to enhance database performance
• Implement WebSocket (Socket.IO) support in a multi-threaded cluster environment to enable real-time communication
• Analyze backend performance bottlenecks and implementing improvements to reduce latency and increase responsiveness

Node.js developer

с 09.2023 по 03.2024 (7 месяцев)
Freelance, Дистанційно (IT)

Образование

Среднее

Знания и навыки

• Express.js
• NestJS
• React
• JavaScript
• TypeScript
• Node.js
• GitHub
• Git
• PostgreSQL
• MongoDB
• Docker
• REST API
• ELK
• Grafana
• RabbitMQ
• BullMQ
• Jest
• Prometheus

Знание языков

• Английский — средний
• Украинский — свободно

Дополнительная информация

Skills

Programming Languages: JavaScript, TypeScript
Databases: PostgreSQL, MongoDB, Redis
Tools & Frameworks: Node.js, Express.js, NestJS, Docker, Jenkins, Jest, Swagger
Logging & Monitoring: ELK, EFK, Grafana, Prometheus, Sentry
Other: Message Queues (BullMQ, RabbitMQ), S3, Agile/Scrum
Frontend: React JS (Redux/Toolkit, UI Libraries)