David Marchena

David Marchena has a diverse work experience spanning various industries. Their most recent role was as a Senior Data Analyst at EnergyHub, starting in March 2023. Prior to this, they worked at Fetch Rewards from November 2021 to March 2023, where they held multiple positions including Lead Data Analyst - Client Analytics and Senior Data Analyst.

From August 2020 to November 2021, David worked at Epic as a Technical Solutions Engineer, specializing in Population Health. In this role, they collaborated with healthcare organizations to implement clinical and analytic functionality and resolve technical issues. David also contributed to content delivery, developed internal tools, and analyzed large healthcare datasets.

Before entering the data analytics field, David gained experience in outdoor education. David served as a Rock Climbing Instructor at Cornell Outdoor Education from January 2017 to August 2020. Additionally, they worked as a Research Assistant at Cornell University's College of Human Ecology from May 2019 to January 2020, and as a Grader at Cornell University's Department of Statistics and Data Science from September 2018 to May 2019.

David also worked as a Research Assistant at Cornell University's College of Arts and Sciences from June 2017 to May 2019, focusing on communication and collaborative technologies. Prior to that, they gained customer service experience as a Barista at Amit Bhatia Libe Cafe from September 2015 to May 2018.

Their earlier experience includes roles as a Waterfront Supervisor at New Hartford Recreation in 2016, and as a Lifeguard from 2013 to 2015.David Marchena has a diverse work experience spanning various industries. Their most recent role was as a Senior Data Analyst at EnergyHub, starting in March 2023. Prior to this, they worked at Fetch Rewards from November 2021 to March 2023, where they held multiple positions including Lead Data Analyst - Client Analytics and Senior Data Analyst.

From August 2020 to November 2021, David worked at Epic as a Technical Solutions Engineer, specializing in Population Health. In this role, they collaborated with healthcare organizations to implement clinical and analytic functionality and resolve technical issues. David also contributed to content delivery, developed internal tools, and analyzed large healthcare datasets.

Before entering the data analytics field, David gained experience in outdoor education. David served as a Rock Climbing Instructor at Cornell Outdoor Education from January 2017 to August 2020. Additionally, they worked as a Research Assistant at Cornell University's College of Human Ecology from May 2019 to January 2020, and as a Grader at Cornell University's Department of Statistics and Data Science from September 2018 to May 2019.

David also worked as a Research Assistant at Cornell University's College of Arts and Sciences from June 2017 to May 2019, focusing on communication and collaborative technologies. Prior to that, they gained customer service experience as a Barista at Amit Bhatia Libe Cafe from September 2015 to May 2018.

Their earlier experience includes roles as a Waterfront Supervisor at New Hartford Recreation in 2016, and as a Lifeguard from 2013 to 2015.

David Marchena completed their Master of Professional Studies degree in Applied Statistics and Data Science from Cornell University from 2019 to 2020. Prior to that, they obtained their Bachelor of Arts degree in Statistics from the same institution from 2015 to 2019. Additionally, they have obtained several certifications including Advanced SQL: Logical Query Processing Parts 1 and 2 from LinkedIn in December 2021, Clinical Data Model from Epic in January 2021, Clarity Data Model from Epic in November 2020, Caboodle Data Model from Epic in October 2020, Cogito from Epic in October 2020, and Healthy Planet from Epic in October 2020.