Do you love collaborating with teams to solve complex technical problems?
We are looking for a back-end Machine Learning Engineer Lead in Shanghai China. Are you the one?
About the Team
• Our Machine Learning Engineer Lead partners with multiple technical functions to help improve the performance of our products.
• We offer advice and support on all matters relating to the attraction, development, retention, engagement and management of our workforce.
About the Role
We are seeking a Machine Learning Engineer Lead to drive the design, development, deployment, and scaling of machine learning and AI solutions across LexisNexis products and platforms. This role combines technical leadership, architectural ownership, and hands-on development to deliver production-grade ML systems that power legal research, risk analytics, fraud detection, compliance intelligence, and enterprise AI solutions.
Responsibilities
Lead the architecture and implementation of scalable AI services using Python-based ecosystems.
Define engineering standards, code quality frameworks, and ML system design best practices.
Review and guide system design decisions across data, model, and service layers.
Drive technical roadmap alignment with enterprise AI strategy.
Write production-quality Python code with a strong focus on performance, testability, and maintainability.
Design modular, reusable ML components and shared libraries.
Implement robust API services (FastAPI, Flask) for model serving.
Apply advanced Python concepts (async programming, multiprocessing, type hinting, packaging, dependency management).
Enforce unit testing, integration testing, and CI/CD best practices.
Develop and deploy models for NLP, classification, ranking, anomaly detection, entity resolution, and generative AI use cases.
Build and optimize LLM-powered systems (RAG pipelines, embeddings, fine-tuning).
Collaborate with data scientists to productionize research models.
Implement feature engineering pipelines and model evaluation frameworks.
Partner with Product, Legal domain experts, Data Engineering, and DevOps teams.
Translate complex business requirements into scalable AI engineering solutions.
Mentor ML engineers and promote a culture of high engineering standards.
Bachelor’s or Master’s degree in Computer Science, Engineering, Mathematics, Artificial Intelligence, or a related technical field.
8+ years of professional experience in software engineering with significant hands-on experience in machine learning system development.
3+ years of advanced Python development experience in production-grade environments.
Strong technical expertise in:
Python programming, including object-oriented design, asynchronous programming, dependency management, and modern testing frameworks, etc.
Faimiliar with Machine learning frameworks such as PyTorch, TensorFlow, and Scikit-learn.
Building and deploying model-serving APIs using FastAPI or Flask.
Proven experience deploying and maintaining AI models in large-scale, production environments.
Hands-on experience with cloud platforms such as AWS, Azure, or Google Cloud Platform.
Solid experience implementing CI/CD pipelines and applying DevOps best practices.
Practical experience with containerization (Docker) and container orchestration (Kubernetes).
Strong understanding of distributed systems, scalable data pipelines, and service-oriented architectures.
Strong written and verbal communication skills in English, with the ability to effectively collaborate across global teams.
Work in a way that works for you
We promote a healthy work/life balance across the organisation. We offer an appealing working prospect for our people. With numerous wellbeing initiatives, shared parental leave, study assistance and sabbaticals, we will help you meet your immediate responsibilities and your long-term goals.
Working for you:
"We know that your wellbeing and happiness are key to a long and successful career. These are some of the benefits we are delighted to offer:
• Medical and Life Insurance: Coverage for Medical and life risk.
• Long-Service Award: Recognition for loyalty and dedication.
• Marriage and New Baby Gifts: Celebratory tokens for special life events.
• Festivals and Birthday Gifts: Spreading joy on occasions that matter.
• Annual Medical Check-up: Prioritizing employee well-being through regular health check-ups.
• Flexible Benefits via CIIC Platform: Personalized benefits accessible through a user-friendly platform.
• Paid Time Off: Annual Leave, Flex Family Care Leave, Birthday Leave, Marriage Leave, Compassionate Leave, Medical and Hospitalization Leave, Examination Leave Gazetted Public Holiday
• Family Care leave (Maternity/Paternity Leave and Adoption Leave)"
About the Business
LexisNexis Legal & Professional® provides legal, regulatory, and business information and analytics that help customers increase their productivity, improve decision-making, achieve better outcomes, and advance the rule of law around the world. As a digital pioneer, the company was the first to bring legal and business information online with its Lexis® and Nexis® services.
We know your well-being and happiness are key to a long and successful career. We are delighted to offer country specific benefits. Click here to access benefits specific to your location.
We are committed to providing a fair and accessible hiring process. If you have a disability or other need that requires accommodation or adjustment, please let us know by completing our Applicant Request Support Form or please contact 1-855-833-5120.
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We are an equal opportunity employer: qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information, or any other characteristic protected by law.
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