Senior NodeJS Developer

Talentgrator is a recruitment service that connects IT entertainment and iGaming industry businesses with professionals. We support the growth and development of the iGaming ecosystem through a personalized approach tailored to the unique needs of each business.

• 5+ years of commercial experience with TypeScript and JavaScript.
• Strong expertise in Node.js development.
• Deep understanding of asynchronous programming, event loops, streams, error handling, and high-performance backend systems.
• Experience designing and maintaining production-grade services.

Networking Knowledge:

• Practical understanding of HTTP/1.1, HTTP/2, WebSocket, TLS, HTTP headers, caching, and compression.
• Ability to troubleshoot real-world networking problems.

Software Architecture:

• Experience designing modular systems with clean boundaries, dependency injection, type-safe contracts, and maintainable code structures.
• Strong understanding of scalable application architecture.

Testing & Quality:

• Experience with unit testing, integration testing, and end-to-end testing.
• Comfortable using TDD as a practical engineering tool.

Databases:

• Strong knowledge of SQL databases.
• Experience with ORM frameworks and database migrations.
• Understanding of indexes, transactions, and performance optimization.

DevOps & Observability:

• Experience with monitoring, logging, and tracing.
• Familiarity with CI/CD pipelines and monorepo workflows.
• Understanding of production environments and performance under load.

Highly Valued Experience:

• Reverse engineering and web client analysis including reading minified or obfuscated JavaScript, network traffic analysis, debugging HTTP/2 and WebSocket traffic, browser instrumentation, runtime code injection, working with Service Workers, modern SPA architectures, and cross-browser testing using Playwright and BrowserStack.

AI-Assisted Development:

• Use AI critically and responsibly.
• Verify generated code and recommendations.
• Follow structured workflows from research to implementation.
• Understand security considerations when working with AI tools.
• Take ownership of outcomes rather than relying blindly on generated solutions.

Core Platform Development:

• Design, develop, and optimize services within the networking core.
• Build highly reliable systems for request processing, routing, load balancing, failover, and streaming data delivery.
• Contribute to platform scalability, performance, and operational excellence.

Network Protocol Engineering:

• Work directly with HTTP/1.1, HTTP/2, WebSocket, TLS, CONNECT tunneling, and compression technologies (gzip, brotli, zstd, deflate).
• Diagnose and resolve complex networking issues in production environments.

Observability & Reliability:

• Implement tracing, metrics, and logging using OpenTelemetry.
• Build dashboards and alerts generated directly from code.
• Analyze system behavior under load and improve operational visibility.

Third-Party Integrations:

• Maintain and extend runtime integrations with external web applications.
• Develop compatibility layers between internal systems and third-party clients.

Software Engineering Excellence:

• Write portable TypeScript code compatible with both Node.js and Bun runtimes.
• Ensure proper tree-shaking, modular design, and absence of cyclic dependencies.
• Participate in architecture discussions and technical decision-making.

Full Ownership Delivery:

• Own projects end-to-end including research, design, planning, development, QA, documentation, and retrospectives.
• Leverage AI tools as an integral part of the engineering workflow.