Artificial Intelligence Engineer

We’re Hiring: AI Engineer – AI Systems & Multi-Agent ArchitectureLocation: Noida, Delhi-NCR Work Mode: Hybrid / Onsite Preferred Employment Type: Full-Time Experience: 2–4 YearsAbout Blue EnigmaBlue Enigma is building an AI-Native Autonomous Operating System (AOS) — a new generation of intelligent infrastructure designed to autonomously manage and optimize hotel operations.Our AI systems are being built to work across pricing, reservations, guest experience, housekeeping, maintenance, finance, CRM, and operational decision-making.We are looking for exceptional engineers who want to work on difficult AI problems and build production-grade AI systems, not just prototypes.The RoleAs an AI Engineer – AI Systems & Multi-Agent Architecture, you will work at the core of our AI platform.You will design and build intelligent systems involving LLMs, RAG, AI agents, recommendation engines, reasoning workflows, inference services, and AI infrastructure.You will work closely with the founders and have significant ownership over the architecture and implementation of our AI systems.What You’ll Work OnDesign and build multi-agent AI systemsDevelop recommendation engines and intelligent reasoning workflowsBuild LLM orchestration, tool calling, and structured-output pipelinesDevelop scalable ML inference services and AI APIsBuild RAG systems using embeddings, vector databases, hybrid search, and re-rankingDevelop evaluation frameworks and AI observability systemsBuild MLOps pipelines for experimentation, deployment, monitoring, and model performanceWork directly with founders to define and evolve the AI architectureOwn AI features end-to-end — from experimentation to productionWhat We’re Looking ForStrong fundamentals in:PythonFastAPIMachine LearningLLMs and TransformersRAG and Retrieval SystemsAI Agents and Agentic WorkflowsBackend engineeringExperience with:LoRA / Fine-tuningPrompt EngineeringEmbeddings & Vector DatabasesHybrid Search & Re-rankingLLM orchestration and tool callingAI agent frameworks such as LangGraph, LangChain, CrewAI, AutoGen, PydanticAI, or LlamaIndexPostgreSQL, Redis, and/or MongoDBAWS, Docker, Kubernetes and CI/CDMLflow, experiment tracking, model monitoring and drift detectionThe technical requirements above are based on the AI team's specification.Great If You Also HaveResearch publicationsKaggle or AI hackathon achievementsMeaningful open-source contributionsExperience building production AI productsKnowledge of knowledge graphsExperience with recommendation systemsWho Should Apply?We are particularly interested in candidates with strong technical foundations from IIT, NIT, IIITs, BITS Pilani, IISc, NIT, ISI, or equivalent demonstrated technical excellence through research, open-source work, or impactful industry experience.More importantly, we care about what you can build.If you are someone who:🧠 Enjoys understanding research papers ⚙️ Loves building real AI systems 🔬 Experiments with new models and architectures 💻 Writes clean, production-quality code 🚀 Takes ownership of problems end-to-end 🔥 Wants to work on hard problems in a fast-moving startup—you'll fit right in.🧪 Interview Process1️⃣ Python & ML Fundamentals 2️⃣ LLMs, RAG & AI Agents 3️⃣ AI System Design 4️⃣ Live Coding 5️⃣ Founder DiscussionWhy Blue Enigma?You'll have the opportunity to help architect an AI-native operating system for the hospitality industry, work directly with the founding team, and build systems that operate in real-world environments.High ownership. Hard problems. Real AI.If you're excited about building the next generation of autonomous AI systems, we'd love to hear from you.👉 Apply directly through LinkedIn.#Hiring #AIEngineer #ArtificialIntelligence #MachineLearning #LLM #GenerativeAI #AIAgents #RAG #MultiAgentSystems #Python #FastAPI #MLOps #DeepTech #StartupJobs #Noida #BlueEnigma