There are 2 upcoming online courses that may be of interest to people.
1 - edX - Introduction to Big Data with Apache Spark, a 5 week course
starting Feb 23rd, teaching will done using Python and PySpark
https://www.edx.org/course/introduction-big-data-apache-spark-uc-berkeley...
2 - Coursera - Mining Massive Datasets, 7 weeks, starts January 31st.
Not as direct as the Spark one, this one appears to be more general
covering MapReduce and algorithms.
https://www.coursera.org/course/mmds