We are looking for a Senior/Lead AI Engineer to design, build, and scale end-to-end AI applications — including chatbots, agent workflows, and LLM-driven solutions. You will work directly with clients, drive technical decisions, and deliver production-grade AI systems that create real business impact.
Responsibilities
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Design and deploy AI/LLM applications at scale (RAG, agentic systems, Q&A platforms)
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Architect solutions using agentic frameworks, integrating with vector databases and advanced memory architectures
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Build APIs, data pipelines, and enterprise integrations (CRM, ERP, cloud platforms)
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Evaluate and refine AI performance using LLM-based evaluation, agent metrics, and A/B testing
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Ensure performance, security, observability, and cost-efficiency across deployed solutions
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Conduct research, rapid prototyping, and experimentation to validate feasibility and business value
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Stay current with emerging AI protocols (MCP, A2A, ACP) and evolving LLM technologies
Requirements
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5+ years in AI/ML engineering with production-grade delivery experience
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Strong Proficiency in at least one modern programming language and web frameworks (Python, Java, Scala)
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Hands-on experience with major LLM platforms, agentic frameworks, and advanced integration patterns (RAG, agent orchestration, tool calling)
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Experience with vector databases, semantic/hybrid search, and retrieval/ranking systems
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Knowledge of MLOps/AIOps practices, monitoring, and security (including prompt injection prevention)
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Strong communication skills — able to translate complex AI concepts for both technical and non-technical audiences
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Ability to work independently, lead technical initiatives, and collaborate with cross-functional teams
Technologies
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Languages: Python, Java, C#, Go
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Web Frameworks: FastAPI, Streamlit, Gradio, Flask, Spring Boot, ASP.NET
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LLM Platforms: OpenAI, Anthropic, Amazon Bedrock, Gemini
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Agentic Frameworks: LangChain, LangGraph, Semantic Kernel, LlamaIndex, Strands Agents
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Vector Databases: Qdrant, FAISS, Chroma, Pinecone, Weaviate
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Cloud AI Platforms: Azure OpenAI, Amazon Bedrock, GCP Vertex AI
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Enterprise AI: AWS AgentCore, Databricks AgentBricks, Google Agents Space, Azure AI Foundry
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On-Premise: vLLM
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Protocols: MCP, A2A, ACP
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MLOps/AIOps, observability, and security/guardrail tools for AI applications
We offer
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Career plan and real growth opportunities
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Unlimited access to LinkedIn learning solutions
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Constant training, mentoring, online corporate courses, eLearning and more
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English classes with a certified teacher
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Support for employee’s initiatives (Algorithms club, toastmasters, agile club and more)
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Enjoyable working environment (Gaming room, napping area, amenities, events, sport teams and more)
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Flexible work schedule and dress code
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Collaborate in a multicultural environment and share best practices from around the globe
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Hired directly by EPAM & 100% under payroll
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Law benefits (IMSS, INFONAVIT, 25% vacation bonus)
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Major medical expenses insurance: Life, Major medical expenses with dental & visual coverage (for the employee and direct family members)
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13 % employee savings fund, capped to the law limit
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Grocery coupons
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30 days December bonus
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Employee Stock Purchase Plan
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12 vacations days
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Official Mexican holidays, plus 5 extra holidays (Maundry Thursday and Friday, November 2nd, December 24th & 31st)
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Monthly non-taxable amount for the electricity and internet bills
EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.
By applying to our role, you are agreeing that your personal data may be used as in set out in EPAM´s Privacy Notice and Policy.
EPAM is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, sexual orientation, gender identity or expression, disability, protected veteran status, or any other characteristic protected by applicable law.
