Senior Back-End Node.js Engineer Offline

Responsibilities

• Design, develop, and maintain backend services and APIs (RESTful and GraphQL) using Node.js, Express.js, and MongoDB.
• Architect scalable and maintainable microservices with clean and modular code.
• Implement messaging queues using RabbitMQ for asynchronous processing and service communication.
• Optimize application performance, ensure high availability, and resolve production issues quickly.
• Collaborate with front-end developers, DevOps, and QA to deliver end-to-end features.
• Participate in code reviews, mentorship, and the adoption of best practices in engineering.
• Ensure application security, data validation, and system resilience across the backend stack.

Requirements

• 7+ years of professional backend development experience
• Strong expertise in Node.js and Express.js.
• Experience building and maintaining RESTful and GraphQL APIs.
• Solid understanding of RabbitMQ for message brokering and event-driven architectures.
• Proficiency with MongoDB, including indexing, aggregation, and performance tuning.
• Experience with version control systems (e.g., Git) and CI/CD pipelines.
• Strong debugging and profiling skills for backend performance optimization.
• Familiarity with containerization (Docker) and working in cloud environments (AWS, GCP, or Azure).

As A Plus

• Experience with Elasticsearch for search and analytics solutions.
• Familiarity with Moleculer framework for building microservices.
• Hands-on experience with PostgreSQL and relational database design.
• Exposure to PHP, especially for maintaining or migrating legacy services.
• Knowledge of authentication standards (OAuth2, JWT), security best practices

We Offer

• Competitive salary
• Flexible schedule
• Social package
• Courses, webinars, and seminars to increase professional skills
• Possibility to work remotely and onsite
• Horizontal hierarchy. No micromanagement pressure
• Open company culture where your ideas and initiatives are valued
• Regular team building & corporate events
• International projects