AI/ML Engineer LLM & Conversational AI (MCP)

About Apexon:

Apexon is a digital-first technology services firm specializing in accelerating business transformation and delivering human-centric digital experiences. We have been meeting customers wherever they are in the digital lifecycle and helping them outperform their competition through speed and innovation.Apexon brings together distinct core competencies in AI, analytics, app development, cloud, commerce, CX, data, DevOps, IoT, mobile, quality engineering and UX, and our deep expertise in BFSI, healthcare, and life sciences to help businesses capitalize on the unlimited opportunities digital offers. Our reputation is built on a comprehensive suite of engineering services, a dedication to solving clients toughest technology problems, and a commitment to continuous improvement. Backed by Goldman Sachs Asset Management and Everstone Capital, Apexon now has a global presence of 15 offices (and 10 delivery centers) across four continents.

We enable #HumanFirstDIGITAL

Job Title: AI/ML Engineer LLM & Conversational AI (MCP)

Role Overview

We are seeking an experienced AI/ML Engineer with strong expertise in Large Language Models (LLMs), Conversational AI systems, and Model Context Protocol (MCP). The role focuses on designing, building, and optimizing intelligent, scalable AI systems that power chatbots, copilots, and enterprise AI solutions.

Key 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

Required Skills & Qualifications

• 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:

o Context management

o Tool calling

o Memory handling

o Agent orchestration

• Experience with NLP techniques, embeddings, and semantic search
• Familiarity with cloud platforms (AWS, Google Cloud Platform, Azure)
• Experience with REST APIs, microservices, and containerization (Docker/Kubernetes)

Good to Have

• 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

Educational Background

• Bachelor s or Master s degree in Computer Science, AI/ML, Data Science, or related field
• Equivalent practical experience is acceptable

Our Commitment to Diversity & Inclusion:

Did you know that Apexon has been Certified by Great Place To Work , the global authority on workplace culture, in each of the three regions in which it operates: USA (for the fourth time in 2023), India (seven consecutive certifications as of 2023), and the UK.Apexon is committed to being an equal opportunity employer and promoting diversity in the workplace. We take affirmative action to ensure equal employment opportunity for all qualified individuals. Apexon strictly prohibits discrimination and harassment of any kind and provides equal employment opportunities to employees and applicants without regard to gender, race, color, ethnicity or national origin, age, disability, religion, sexual orientation, gender identity or expression, veteran status, or any other applicable characteristics protected by law. You can read about our Job Applicant Privacy policy here Job Applicant Privacy Policy (apexon.com)

Our Commitment to Environment:

Actively contribute to Apexon's commitment to environmental responsibility by following sustainable practices and supporting ESG initiatives.

Our Perks and Benefits:

Our benefits and rewards program has been thoughtfully designed to recognize your skills and contributions, elevate your learning/upskilling experience and provide care and support for you and your loved ones. As an Apexon Associate, you get continuous skill-based development, opportunities for career advancement, and access to comprehensive health and well-being benefits and assistance.

We also offer:

o Health Insurance with Dental & Vision

o 401K Plan

o Life Insurance, STD & LTD

o Paid Vacations & Holidays

o Paid Parental Leave

o FSA Dependent & Limited Purpose care