Apexon · 7 hours ago
AI/ML Engineer
United States
Full-time
Remote
Mid, Senior Level
$140K/yr - $150K/yrApexon is seeking an experienced AI/ML Engineer with a strong focus on Large Language Models and Conversational AI systems. The role involves designing, building, and optimizing scalable AI systems that power chatbots and enterprise AI solutions.
Information Technology & Services
Hiring Manager
Sameer Thakre
Responsibilities
Design, develop, and deploy AI/ML models with a focus on LLMs and Generative AI
Build and optimize Conversational AI systems (chatbots, virtual assistants, AI agents)
Implement LLM fine-tuning, prompt engineering, RAG (Retrieval Augmented Generation), and evaluation pipelines
Develop and integrate MCP-based architectures to manage context, tools, memory, and agent workflows
Work with vector databases (Pinecone, FAISS, Weaviate, Chroma)
Integrate LLMs with enterprise systems, APIs, and third-party tools
Ensure model performance, scalability, security, and responsible AI usage
Collaborate with product, UX, and engineering teams to translate business requirements into AI solutions
Monitor, test, and continuously improve model accuracy and response quality
Qualification
Required
Strong experience in Python and ML frameworks (PyTorch, TensorFlow)
Hands-on experience with LLMs (OpenAI, Azure OpenAI, Anthropic, Google Gemini, open-source models)
Expertise in Conversational AI platforms and frameworks (LangChain, LlamaIndex, Semantic Kernel)
Solid understanding of MCP (Model Context Protocol) concepts: Context management, Tool calling, Memory handling, Agent orchestration
Experience with NLP techniques, embeddings, and semantic search
Familiarity with cloud platforms (AWS, GCP, Azure)
Experience with REST APIs, microservices, and containerization (Docker/Kubernetes)
Bachelor's or Master's degree in Computer Science, AI/ML, Data Science, or related field
Equivalent practical experience is acceptable
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)
Healthcare, FinTech, or enterprise-domain AI experience
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