"The demand for high\u2011performance backend services is soaring as businesses shift to micro\u2011service architectures. Companies like Gurus Infotech are seeking seasoned Node.js engineers to build scalable APIs that power modern applications. This Senior Node.js Backend Developer role offers a chance to lead critical projects while working remotely or from Orlando.\n\n# Job Summary\nYou will design, develop, and maintain high\u2011performance backend systems and RESTful micro\u2011services using Node.js, TypeScript, and Express.js. The role involves collaborating in Agile teams, implementing CI/CD pipelines, and optimizing data stores such as CouchDB and MSSQL.\n\n# Top 3 Critical Skills Table\n| Skill | Why it's critical | Mastery Level |\n|-------|-------------------|---------------|\n| Node.js (JavaScript/TypeScript) | Core runtime for building scalable services | Senior |\n| REST APIs & Express.js | Enables communication between front\u2011end and services | Senior |\n| CI/CD (Jenkins, Git) | Automates deployment, ensuring reliability | Senior |\n\n# Interview Preparation\n1. **Explain how you would design a scalable REST API using Express.js.**\n *What the interviewer is looking for:* Understanding of routing, middleware, load balancing, and performance considerations.\n2. **Describe your experience with CI/CD pipelines, specifically using Jenkins and Git.**\n *What the interviewer is looking for:* Ability to automate builds, tests, and deployments, and knowledge of best practices.\n3. **How do you handle data consistency and transactions when working with both CouchDB and MSSQL?**\n *What the interviewer is looking for:* Strategies for eventual consistency, ACID compliance, and integration patterns.\n4. **What techniques do you use to monitor and improve backend performance in a micro\u2011service environment?**\n *What the interviewer is looking for:* Profiling, logging, tracing, caching, and scaling methods.\n5. **Walk through a recent project where you migrated a monolithic service to micro\u2011services.**\n *What the interviewer is looking for:* Architectural decision\u2011making, challenges faced, and measurable outcomes.\n\n# Resume Optimization\n- Node.js\n- JavaScript\n- TypeScript\n- REST APIs\n- Express.js\n- Microservices\n- CouchDB\n- MSSQL\n- CI/CD\n- Jenkins\n- Git\n- Agile\n\n# Application Strategy\nWhen reaching out to the recruiter, send a concise email that greets the hiring manager, attaches your resume, and clearly highlights your top skills. Make sure to mention related skills you possess, such as Node.js, REST API development, and CI/CD pipeline automation, and reference specific projects where you applied these technologies.\n\n# Career Roadmap\n| Current Role | Typical Experience | Core Focus | Next Position |\n|--------------|-------------------|------------|---------------|\n| Senior Node.js Backend Developer | 9+ years backend, microservices | Scaling APIs, architecture | Lead Backend Engineer |\n| Lead Backend Engineer | 2\u20113 years leading teams | Technical leadership, design | Engineering Manager |\n| Engineering Manager | 3\u20115 years managing engineers | People & project management | Director of Engineering |\n| Director of Engineering | 5+ years strategic oversight | Strategy, cross\u2011functional alignment | VP of Engineering |\n"