About

Gilbert Adu-Sefah is a data engineer with over 3 years of experience in building and managing data pipelines, ETL, data visualization, writing documentation, data analysis, and workflow automation. He is proficient in Python, Big Data frameworks, and AWS Cloud technologies. Gilbert is eager to learn new technologies and adapt to any domain. Gilbert has extensive experience in big data frameworks and libraries such as Cloudera Platform, EMR, Athena, and PySpark. He is also skilled in database management systems such as SQL(PostgreSQL), MongoDB, and AWS Redshift. Gilbert is proficient in programming languages such as Python, Javascript, HTML, CSS, and Bash Scripting. He has worked with software applications such as Excel for Data Analysis Project and Tableau. Gilbert is also experienced in data analysis libraries such as Pandas, Numpy, Scipy, Matplotlib, and more. He is familiar with tools such as Git, Bash Shell, iPython, Jupyter Notebooks, and Linux. Currently, Gilbert is working as a Data Engineer at Innowatts. In his previous role as a Reservoir Data Engineer at Ziebel AS, he built data pipelines for processing distributed temperature and acoustic data (DAS/DTS) collected using fiber optics. He also visualized and analyzed processed data to answer business objectives like flow allocation, well integrity, stimulation efficiency, and well interference. Gilbert created and maintained the documentation of data processes, databases, data tools, and models. He automated repetitive tasks using Python scripts, which saved time and reduced error. He updated existing code and ran tests before deployment to production. Gilbert has also worked as an independent contractor (varsitytutors, wyzant inc.) as a tutor. He tutored various subjects such as Calculus, Algebra, Physics, General Chemistry, Trigonometry, Geometry, and standard test preparation courses such as SAT and GRE. He explained hard-to-grasp concepts using simple, everyday scenarios, which helped his students to understand quickly and improve their grades. Gilbert holds a Master of Science (MSc) in Petroleum Engineering from Texas Tech University. He is skilled in data engineering, AWS, Python, Big Data, SQL, Jupyter, Amazon Athena, Javascript, Pandas, ETL, and testing. In total, Gilbert has 6.86 years of relevant experience.