Senior Node.Js Developer / Technical Lead – Backend

Royal Gulf Electronics TR LLC SP; Sharjah; On-site; AED 250,000 - 360,000; Full time

Job summary

Royal Gulf Electronics TR LLC SP in the United Arab Emirates seeks a Senior Node.js Developer Technical Lead to own an enterprise application, drive modernization, ensure performance and security, and maintain business continuity across production environments.

You will mentor teams, review AI-assisted code, design scalable REST APIs, optimize databases, and collaborate with DevOps on cloud deployments, CI/CD pipelines, and robust monitoring.

Qualifications

• Extensive hands-on experience with Node.js and TypeScript/JavaScript backend systems.
• Experience designing and consuming REST APIs and integrating with databases.
• Hands-on with cloud environments, security, and production troubleshooting.
• Ability to identify architectural gaps, technical debt and modernization needs.
• Mentoring and knowledge transfer to development teams.
• Experience reviewing AI-assisted or AI-generated code with critical judgment.

Responsibilities

• Own the Node.js-based application end-to-end and lead technical direction.
• Conduct detailed knowledge transfer sessions and document architecture, data flows, and deployment steps.
• Identify architectural gaps, technical debt, performance issues, security concerns, and modernization opportunities.
• Design, develop, and maintain scalable backend services using Node.js and TypeScript/JavaScript.
• Develop and maintain secure REST APIs, optimize database queries, and ensure robust monitoring and observability.
• Review and validate AI-assisted code, enforce coding standards and best practices.
• Collaborate with DevOps on Docker, CI/CD pipelines, and cloud deployments.
• Mentor junior/mid-level developers and participate in code reviews and documentation.

Skills

Node.js

TypeScript/JavaScript

Backend architecture

API development

Databases

Cloud environments

Security

Production troubleshooting

Code quality

Code refactoring

Tools

Codex

Claude

Gemini

GitHub Copilot

Job description

We are looking for a highly skilled and experienced Senior Node js Developer Technical Lead to take ownership of an existing enterprise application and drive its continued development maintenance optimization and modernization.

The ideal candidate should have deep hands‑on experience in Node js JavaScript TypeScript backend architecture API development databases cloud environments application security and production troubleshooting.

This role requires someone who can quickly understand an existing and potentially complex codebase independently perform knowledge transfer identify architectural and technical gaps improve code quality resolve production issues and develop new functionality without impacting existing business processes.

The application has also been developed using modern AI-assisted development tools such as Codex Claude and Gemini so the candidate should be comfortable reviewing validating refactoring and maintaining AI-assisted or AI-generated code rather than relying on it blindly.

Take complete technical ownership of an existing Node.js-based application.

Participate in detailed Knowledge Transfer sessions with the existing development team and independently understand the application architecture, business logic, codebase, database, APIs, integrations, and deployment process.

Analyse the existing application and identify architectural gaps, technical debt, performance issues, security concerns, and areas requiring modernization.

Design, develop, maintain, and enhance scalable backend applications using *Node.js and TypeScript/JavaScript*.

Develop and maintain secure, scalable, and high-performance REST APIs and backend services.

Understand and improve existing modules without disrupting current business functionality.

Review existing code and refactor poorly structured, duplicated, or inefficient implementations.

Review and validate code developed with the assistance of AI coding tools such as Codex, Claude, Gemini, GitHub Copilot, or similar platforms.

Implement strong coding standards, architecture guidelines, design patterns, and development best practices.

Troubleshoot complex application issues across development, UAT, and production environments.

Analyse logs, application behaviour, API responses, database queries, performance bottlenecks, and infrastructure issues.

Design and optimize database queries, schemas, indexes, stored procedures, and data access layers where required.

Integrate third-party systems, APIs, payment gateways, SMS/email services, webhooks, and other enterprise platforms.

Implement secure authentication and authorization mechanisms including JWT, OAuth, RBAC, and related security controls.

Develop proper exception handling, logging, monitoring, auditing, and application observability.

Support application deployment, release management, rollback, and production troubleshooting.

Work with DevOps teams on Docker, CI/CD pipelines, cloud infrastructure, environment configuration, and application deployment.

Conduct code reviews and mentor junior and mid-level developers.

Prepare and maintain technical documentation including architecture, APIs, deployment procedures, application setup, and troubleshooting guides.

Participate in technical discussions with internal stakeholders, customers, architects, and project managers.

Recommend technology improvements and modernization initiatives where appropriate.