Backend Engineer

Backend Engineer Location: New Delhi (On-site) ⏱ Employment Type: Full-time ⚡ Joining: Immediate (0–30 days preferred) Role Overview We are looking for a Backend + AI Engineer with strong Node.js expertise and hands-on experience in integrating and building AI-powered systems. This role goes beyond traditional backend development—you will be responsible for designing scalable APIs and embedding intelligence into our products using modern AI/ML services. Key Responsibilities Design, develop, and maintain scalable backend systems using Node.js Build and manage high-performance RESTful APIs Architect and integrate AI-powered features (LLMs, automation, data pipelines) into backend services Work with third-party APIs including AI platforms (OpenAI, etc.) and SaaS tools Design and optimize database systems (SQL-based) Implement efficient data processing pipelines for AI workflows Debug, troubleshoot, and improve system reliability and performance Collaborate with product, frontend, and AI teams to deliver intelligent features Required Qualifications 3–5+ years of professional backend development experience Strong hands-on experience with Node.js Solid understanding of REST API design and system architecture Good knowledge of OOP and software design principles Proven experience integrating AI/ML APIs (LLMs, NLP, automation tools, etc.) Experience working with SQL databases Familiarity with asynchronous processing, queues, and scalable architectures Strong debugging and problem-solving skills Experience with Git and version control workflows Ability to work in a fast-paced, product-driven environment Immediate joiners preferred (0–30 days notice period) Good to Have (Bonus Skills) Experience with AI frameworks (LangChain, vector databases, embeddings, RAG pipelines) Hands-on experience with OpenAI APIs or similar LLM providers Experience with cloud platforms (AWS, GCP, serverless architectures) Understanding of prompt engineering and AI system design Basic familiarity with frontend technologies