For working professionals, the best data science course would be one that offers flexibility in terms of schedule and pacing, provides practical hands-on experience, and covers relevant topics for their career advancement. Here are some data science courses that cater specifically to working professionals:

1. “Data Science for Executives” by Columbia University on edX: This course is designed for executives and managers who want to understand the principles and potential of data science in business decision-making.

1. “Data Science and Machine Learning Bootcamp for Professionals” by Metis: This bootcamp-style course is specifically designed for professionals with limited time availability. It covers the fundamentals of data science, including data cleaning, visualization, machine learning, and project work.

1. “Data Science for Business Professionals” by UC Berkeley Extension: This course focuses on providing business professionals with a solid understanding of data science concepts, methods, and applications. It covers topics such as data analysis, predictive modeling, and data-driven decision-making.

1. “Applied Data Science for Professionals” by Harvard University: This course is part of the HarvardX Data Science Professional Certificate program and is tailored for professionals who want to apply data science techniques in their work. It covers topics such as data wrangling, data visualization, and machine learning.

1. “Data Science and Big Data Analytics for Business Professionals” by MIT Sloan School of Management on edX: This course is designed for business professionals who want to gain a deeper understanding of data science and big data analytics and how they can be leveraged for business success.

1. “Data Science for Professionals” by University of California, San Diego on Coursera: This specialization is designed for professionals who want to learn data science techniques and tools in a flexible online format. It covers topics such as data wrangling, data visualization, machine learning, and data storytelling.

These courses provide practical knowledge and skills while considering the time constraints of working professionals. However, it’s important to review the syllabus, prerequisites, and student testimonials to ensure the course aligns with your specific needs and goals.