Astris Advisory K.K. / Freelance Data Engineer
My Contact and Portfolio: https://linktr.ee/jaris_fenner
Always eager to learn and love to take on new challenges to further train my problem solving skills. Strong passion for Data Science and am looking to combine my knowledge of hardware with innovative software.
• Automated data cleaning process from 8 different data sources. • Developed application and simple user interface to reduce time spent on manual data. cleaning from up to 3h/customer to ~1min/customer. • Created Power BI dashboards to gather and display extracted information
Showcasing some of my personal projects and publications.
9-week full-time intensive coding bootcamp to learn Data Science with Python: Data Analytics with SQL, BigQuery, Pandas, Numpy, and Matplotlib; Statistics with Scipy, Seaborn and
• Transformed a non-existent repair infrastructure into a thriving repair center, successfully scaling annual repairs from 0 to 500+ within Japan • Enhanced technical support efficiency by resolving a substantial amount of customer queries per week, maintaining a customer satisfaction rate of over 85%.
• Reduced design cycle time by 20% by implementing streamlined workflows and automation tools • Participated in large scale design projects focused on minimalizing the company’s carbon footprint
• Lowered manufacturing costs by 5% through innovative design alterations and material selection • Developed and conducted tailored training programs, mentoring and empowering 14 entry-level Engineers
• Completed a comprehensive 4-year apprenticeship, mastering design principles and techniques, while actively contributing to engineering projects