Christopher Collins Email & Phone Number

Englewood, CO, US

Englewood, CO, US

• Create new, simpler easy to use data sets and tables using complex SQL and Python
• Process, clean and verify the integrity of data used for Analysis
• Automate tools, procedures, and tasks using Python, AWS EC2, Lamda, and S3 to increase efficiency and create time for new analysis and techniques
• Create datasets and procedures to measure A/B tests and help make decisions to improve the business

Englewood, CO, US

• Write complex SQL queries in Hadoop, Teradata, AWS Athena, Amazon Redshift, MySQL and Microsoft SQL server using complex joins, nested subqueries, grouping and aggregation across multiple tables and data sets
• Create new simpler data sets and tables from existing complex data for the business to use in everyday
• Work with colleges to help teach colleagues SQL and database structure enabling them to gather their own data to help strengthen and improve business efficiency
• Perform analysis on viewership and subscription data and present results using SQL, Python and Tableau
• Write and automate tools using Python to increase efficiency and create more time for new analysis

Englewood, CO, US

• Write complex SQL queries in Hadoop, Teradata and Microsoft SQL server using complex joins, nested subqueries, grouping and aggregation across multiple tables and data sets
• Work with colleges to help teach colleagues SQL and database structure enabling them to gather their own data to help strengthen and improve business efficiency
• Work with the development team to help troubleshoot data errors and deficiencies
• Perform analysis on viewership and subscription data and present results using SQL, Excel, Tableau, MS Access and Visual Basic scripts
• Write and automate tools using Visual Basic Scripts and Tableau to increase departmental efficiency and automate repeatable tasks for the business user
• Import, export and manipulate large data sets in multi-million row databases for rapid delivery to clients under tight deadlines

Arvada, CO, US

• Analytical Chemist
• Design experiments to test product performance, coordinate results and data with other groups in order to improve current processes, procedures, and product. Create and document methods for new chemical analysis
• Analysis, detection, identification, and quantification for all impurities
• Operate, maintain, calibrate, and troubleshoot equipment including: Gas Chromatograph with Mass Spectrometer, Ion Chromatograph, IR Spectrometer, Karl Fischer Titrator, pH meter
• QA/QC to ensure instruments are operating correctly, data analysis, documentation, and reporting
• Maintained proper written and electronic documentation of all test results

Blanchardstown, Dublin, IE

• Chemist I
• Operated, maintained, and troubleshot equipment including: Gas Chromatograph with FID detector, Bomb Calorimeter, Flash Point Tester, closed cup, Karl-Fischer Titrator, pH meter
• Performed QA/QC daily to ensure all equipment is operating accurately and within specifications.
• Determined chemical composition and process them in accordance with EPA, state, and federal regulations while maintaining proper written and electronic documentation for all test results.
• Completed Certificate of Authenticity for chemical product produced
• Maintained proper chain of custody for all samples

US

• Managed and trained 5-10 employees
• Supervised store opening and closing
• Completed special orders with attention to detail for vendors, commercial and everyday customers
• Working with other departments as a team to process customer orders in a timely manner