Senior Machine Learning Engineer

expertise in regression, decision trees, SVM, ensemble models, clustering, data preprocessing, feature selection, and statistical modeling Expert knowledge of prompt engineering, context optimization, agent reasoning patterns, RAG systems, vector databases, and semantic search Strong Python skills with ML libraries (scikit-learn, XGBoost, Light GBM) and agent frameworks (Lang Chain, Crew AI) Experience designing and implementing robust RESTful APIs for integrating ML models and conversational AI systems with enterprise applications and external services Experience with AWS Services : AWS Sagemaker, Bedrock, etc. Build scalable conversation analytics and AI system observability frameworks Collaborate with data scientists, data engineers, product managers, and stakeholders to translate business requirements into scalable ML/AI solutions Excellent problem-solving, communication, and stakeholder management skills Good to Have Skills: Advanced AI Experience: Experience with Model Context Protocol (MCP) or similar agent communication standards Experience in customer support automation or contact center technologies Cloud AI certifications (AWS ML Specialty, Azure AI Engineer, Google Cloud ML Engineer) If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us! Thank you for your interest in Quantiphi! We are a team that dreams together and collaborates to ensure success. We are currently looking for exceptional individuals who can join us and contribute to a fun, diverse and hybrid work culture. As a part of the Quantiphi family, you will get ample opportunities to learn, grow and interact with colleagues from varied experience and backgrounds around the globe. If this excites you, explore our current openings and apply to any job roles that suit and interest you. Quantiphi is an award-winning AI-first digital engineering company driven by the desire to reimagine and realize transformational opportunities at the heart of business. We solve the toughest and most complex business problems with the latest and cutting-edge technologies and to make this happen, we have a vibrant, diverse and talented set of professionals we proudly refer to as the Quantiphi family. Our culture is built on transparency, diversity, integrity, learning and growth. We are committed to provide our teams with an environment that helps them to learn, grow and flourish in their professional as well as personal lives.