Senior Backend Engineer - Node.js (Remote)

Wordly.ai; Los Altos (CA); Remote; USD 180,000 - 250,000; Full time

Job summary

Wordly.ai is hiring a Senior Backend Engineer - Node.js to design, extend, and maintain Node.js services and APIs for real-time translation experiences. You will work on distributed systems, messaging, and NoSQL data stores, ensuring reliability and performance.

This hands-on role emphasizes independent delivery, architectural alignment, and responsible use of AI-assisted development tools. Located in a fully remote setup with optional office access in Los Altos, CA, Wordly.ai seeks a proactive

Qualifications

• 5+ years of hands-on backend engineering experience.
• Strong hands-on experience with Node.js and JavaScript in backend production environments.
• Experience extending and maintaining Node.js modules, services, and integrations.
• Experience with Node.js backend frameworks.
• Strong understanding of asynchronous programming and event-driven backend patterns.
• Experience with distributed systems and microservice environments.
• Experience with messaging and event streaming, NoSQL databases, distributed caches, and CI/CD pipelines.
• Strong experience writing and maintaining unit and integration tests.
• Experience debugging and resolving complex issues in backend services.
• Experience using AI-assisted development tools such as GitHub Copilot, Cursor, Windsurf, Claude Code, or similar.
• Experience working in modern software development workflows with version control and code reviews.
• Comfortable working with a fully remote team.
• Self-motivated and able to independently deliver complex backend features.

Responsibilities

• Design, extend, and maintain Node.js backend services, modules, and APIs from product requirements and architectural direction.
• Add new capabilities to existing Node.js modules while maintaining compatibility and reliability.
• Integrate Node.js services with other backend services, APIs, and platform components.
• Own complex backend features from design through implementation and delivery.
• Improve and support existing backend services and resolve production issues.
• Implement solutions involving distributed systems, messaging, and NoSQL data stores.
• Write and maintain unit and integration tests and improve test coverage.
• Participate in technical design and code reviews, providing feedback.
• Identify opportunities to improve maintainability and engineering practices.
• Collaborate with Product, engineers, and tech leads to deliver backend functionality.
• Use AI-assisted development tools effectively and responsibly.

Skills

Backend engineering

Node.js

JavaScript

Distributed systems

Microservices

CI/CD pipelines

Unit & integration testing

AI-assisted development tools

Remote collaboration

Problem solving

Education

B.S. in Computer Science

Tools

GitHub Copilot

Cursor

Windsurf

Claude Code

Job description

Wordly.ai is hiring a Senior Backend Engineer - Node.js to design, extend, and maintain Node.js services and APIs for real-time translation experiences. You will work on distributed systems, messaging, and NoSQL data stores, ensuring reliability and performance.

This hands-on role emphasizes independent delivery, architectural alignment, and responsible use of AI-assisted development tools. Located in a fully remote setup with optional office access in Los Altos, CA, Wordly.ai seeks a proactive