I'm a Senior Data Analyst, my speciality is automating and curating processes to help businesses grow. Whether it's finding ways to streamline workflows or identifying new opportunities for growth, I'm always looking for ways to improve business performance.As an environmental scientist, I'm passionate about using my skills to promote sustainable practices that make a difference. I believe that by combining data science and environmentalism, we can help create a better future for us all.That's why I'm also deeply interested in the field of AI Development and Prompt Engineering. I'm constantly seeking out new ways to use technology to drive innovation and create cutting-edge solutions. I believe that this field has the potential to revolutionize the way we work and live.Let's connect and explore how we can work together to create a better future. Whether it's finding ways to reduce our carbon footprint or developing more efficient business practices, I'm ready to make a positive impact.
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Ai EngineerDeloitteIsrael
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Senior Data AnalystOgc Global Oct 2021 - Present- Provided in-depth analysis on User Experience KPIs using SQL, Python and Tableau, delivering business insights to Fortune 500 clients, resulting in a yearly increase of over 25% in customer satisfaction.- Created automation tools with R’s tidyverse & dplyr packages to enhance and streamline data curation, reducing hours spent by 40% while enhancing analysis efficiency.- Leveraged advanced research strategies such as LLM prompt engineering, model fine-tuning and OpenAI's API services, collecting and processing data from millions of data points, and enhancing word tagging and sentiment analysis accuracy. -
Data Analyst And CuratorWix.Com 2020 - 2021Tel Aviv, Israel- Created visually impactful dashboards in Excel and Tableau for data reporting by using pivot tables and VLOOKUP. - Extracted, interpreted and analyzed data to identify key metrics and transform raw data into meaningful, actionable information.- Investigated data discrepancies, resolved them, and articulated them to support the team’s ability to do effective data analysis. - Optimized data and taxonomy research projects by performing complex error analysis, using SQL and MLflow. -
Data Analyst And HarvesterAgmatix 2019 - 2020Tel Aviv, Israel- Collected, cleansed and provided modeling and analyses of structured and unstructured data for business initiatives using Rstudio and SQL.- Successfully interpreted data to draw conclusions for managerial action and strategy.- Optimized data collection procedures and generated reports on a weekly and monthly basis. -
Geo-Spatial AnalystParkam 2018 - 2020Tel Aviv, Israel- Developed and completed GIS maps by analyzing data through the use of ArcMap and Qgis.- Assisted in data organization and management such as raster and vector data.- Manipulated, analyzed, interpreted, georeferenced and edited data from many sources and in many formats to produce various layers in the application. -
Customer Success Specialist And TrainerGuesty 2016 - 2018Tel Aviv, Israel- Assisted homeowners with management of their properties and communications with clientele, resulting in 100% response rate on Airbnb and similar platforms.- Resolved an average of 250 tickets a day, while consistently meeting performance benchmarks in all areas (speed, accuracy and volume).
Dan Lesser Education Details
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Geographic Information Science And Cartography -
Geographic Information Science And Cartography
Frequently Asked Questions about Dan Lesser
What company does Dan Lesser work for?
Dan Lesser works for Deloitte
What is Dan Lesser's role at the current company?
Dan Lesser's current role is AI Engineer.
What schools did Dan Lesser attend?
Dan Lesser attended Ben-Gurion University Of The Negev, Ben-Gurion University Of The Negev.
Who are Dan Lesser's colleagues?
Dan Lesser's colleagues are Xavier S., Pooja Chaubey, Jayapal P., Harish Ramachandra, Leena Gupta, Hagai Mirkin, Noah Beacher.
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Dan Lesser
Chicago, Il4u.northwestern.edu, homechef.com, parthenon.ey.com, braintreepayments.com -
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Dan Lesser
Greater Chicago Area -
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