Lead Backend Architect Node.js, Cloud & AI

Role \- Lead Backend Architect – Node.js, Cloud \& AI Experience Required \-10\+ Years Must Have Technical/Functional Skills: * 10\+ years of experience in designing and building enterprise\-scale, cloud\-native backend systems and distributed architectures. * Strong hands\-on expertise in Node.js, JavaScript, and TypeScript (must\-have), with working knowledge of Python and Go. * Extensive experience developing microservices, REST/gRPC APIs, event\-driven architectures, and scalable backend platforms. * Strong expertise in AWS and/or GCP, Kubernetes, Docker, cloud\-native architecture, and CI/CD pipelines. * Experience with distributed messaging and streaming technologies such as Kafka, queues, and asynchronous processing. * Proven experience designing highly available, secure, scalable, and resilient backend systems. * Strong understanding of databases (SQL/NoSQL), caching, observability, logging, and performance optimization. * Mandatory experience integrating Large Language Models (LLMs) into enterprise applications and backend platforms. * Hands\-on experience with Agentic AI frameworks such as LangGraph, LangChain, LlamaIndex, CrewAI, or Semantic Kernel. * Experience building Retrieval\-Augmented Generation (RAG) pipelines, AI orchestration workflows, and LLM gateways. * Working knowledge of PyTorch, Hugging Face ecosystem, embeddings, inference, and model evaluation. * Strong understanding of AI governance, evaluation, safety, and responsible AI practices. * Excellent architecture, technical leadership, stakeholder management, and mentoring skills. * Required Technologies o Languages: Node.js, JavaScript, TypeScript, Python, Go o Cloud: AWS/GCP o Containers: Kubernetes, Docker o APIs: REST, gRPC o Messaging: Kafka or equivalent o AI Frameworks: LangGraph, LangChain, LlamaIndex, CrewAI, Semantic Kernel o ML: Hugging Face, PyTorch o DevOps: CI/CD, Terraform (preferred) Roles \& Responsibilities * Lead the architecture, design, a