Apexon · 5 hours ago
AI/ML Engineer – LLM & Conversational AI (MCP)
United States
Full-time
Remote
Mid, Senior LevelApexon is seeking an experienced AI/ML Engineer with deep expertise in Large Language Models and Conversational AI. The role involves designing, building, and optimizing intelligent AI systems for chatbots and enterprise-grade solutions, while collaborating with cross-functional teams to meet business needs.
Information Technology & Services
Hiring Manager
Sanjana Bisht
Responsibilities
Design, develop, and deploy AI/ML solutions with a focus on LLMs and Generative AI
Build and optimize Conversational AI systems (chatbots, virtual assistants, AI agents)
Implement prompt engineering, fine-tuning, RAG (Retrieval-Augmented Generation), and evaluation pipelines
Develop and integrate MCP-based architectures for:
Context management
Tool calling
Memory handling
Agent orchestration
Work with vector databases such as Pinecone, FAISS, Weaviate, or Chroma
Integrate LLMs with enterprise systems, APIs, and third-party tools
Ensure model performance, scalability, security, and responsible AI usage
Monitor, test, and continuously improve model accuracy and response quality
Collaborate cross-functionally to deliver production-ready AI solutions
Qualification
Required
Strong proficiency in Python and ML frameworks (PyTorch, TensorFlow)
Hands-on experience with LLMs (OpenAI, Azure OpenAI, Anthropic, Google Gemini, or open-source models)
Experience with Conversational AI frameworks such as LangChain, LlamaIndex, or Semantic Kernel
Solid understanding of Model Context Protocol (MCP) concepts
Strong knowledge of NLP, embeddings, and semantic search
Experience with cloud platforms (AWS, Azure, or GCP)
Familiarity with REST APIs, microservices, Docker, and Kubernetes
Preferred
Experience with multi-agent systems
Knowledge of speech-to-text / text-to-speech pipelines
Exposure to MLOps tools (MLflow, Kubeflow, CI/CD for ML)
Experience in Healthcare, FinTech, or enterprise AI solutions
Understanding of AI governance, privacy, and compliance
Company
Apexon
Apexon is a digital-first technology services firm, accelerating business transformation and delivering human-centric digital experiences.
Founded in 1996
5001-10000 employees
H1B Sponsorship
Apexon has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (117)
2024 (73)
2023 (83)
2022 (106)
2021 (99)
2020 (135)
Funding
Current Stage
Late StageLeadership Team
Radha Krishnan
Founder and Board member
Shalin Shah
Chief Business Development Officer
Recent News
2025-11-19
2025-10-15
Company data provided by crunchbase