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David Martínez is listed as Data Scientist @ Tul at Tul, a with 32 employees, based in Bogota, D.c., Colombia. AeroLeads shows a matched LinkedIn profile for David Martínez.
David Martínez previously worked as Data Scientist at Tul and Business Intelligence Analyst at Tul. David Martínez holds Bachelor, Business Administration from Externado University.
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My name is David Martinez and I am a business administrator with a focus on finance and internationalization processes. I have experience in the area of purchasing, two junior consultancies, and data analysis in the area of pricing. I am an organized person who is always eager to learn new things. I consider myself creative, respectful, loyal, committed, and convinced that technology is the key tool for the progress of our society.I have knowledge in SQL, Power BI, Tableau, Holistics, Web Scraping, and Python. Currently, I am learning everything related to machine learning and I am excited to continue expanding my knowledge in this area.
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A career timeline built from the work history available for this profile.
Bogotá, Distrito Capital, Colombia
- I actively participated in the execution and optimization of recommendation algorithms for the web and mobile versions of the app, leading to increased product traffic and an increase in "add to cart" events by users.- Designed and implemented a specific machine learning model to proactively detect and mitigate chargeback fraud, effectively protecting the company's revenue.
Bogotá, Distrito Capital, Colombia
- ETL (Extract, transform, load) of market information in order to support a pricing policy and better understand the market for Colombia, Brazil & Mexico:* Extraction of market information from main competitors through web scraping technique. Use of Python language and libraries such as Selenium, Scrapy & Pandas.* Cleaning and consolidation of the extracted market information for use by the company's internal clients. Use of SQL and Snowflake platform service.* Construction of market information tracking dashboard for decision making. Use of Holistics, cloud platform for Business Intelligence (BI). - Construction of dashboard for tracking sales, margins & costs of the company in order to keep track of the pricing policy and behavior of the different categories.- Support in requests for improvement, change or construction of tracking dashboards.
Bogotá, Colombia
- Initial and final stage pricing of real estate through market values and data analysis for all cities where Habi has presence.- Support to side project that sought to improve the quality of data received from clients.
Bogotá, Colombia
- Generation of reports and tracking tools in Power BI and Excel, to track indicators for the purchasing area.- Management and extraction of information in SAP for queries required within the area.- Generation of objectives and agreements for the realization of commercial reciprocity, to increase sales to Claro's suppliers.- Generation of change management proposal for the union of the purchasing & logistics area, to increase the efficiency of the department.- Responsible for the monitoring and control of three Sustainability objectives of América Móvil suppliers, focused on compliance with agreements and best practices courses.
Other employees you can reach at tul.com.co. View company contacts for 32 employees →
Francisco Valenzuela
Colleague at TulEcuador
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Fábio Silvino
Colleague at TulSão Paulo, Brazil
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Marivit Aranguren
Colleague at TulBogota, D.C., Capital District, Colombia
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Dayanna Perez
Colleague at TulBogota, D.C., Capital District, Colombia
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Juan Sebastian Villalba Torres
Colleague at TulBogota, D.C., Capital District, Colombia
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Mishell Mora
Colleague at TulQuito Metropolitan Area, Ecuador
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Rodolfo Cosme Da Silva
Colleague at TulSão Paulo, Brazil
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Jonathan Fierros
Colleague at TulGuadalajara, Jalisco, Mexico
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Jose Heras Rojas
Colleague at TulBogota, D.C., Capital District, Colombia
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Zdena Safka Rehakova
Colleague at TulLiberec, Czechia, Czech Republic
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Quick answers generated from the profile data available on this page.
David Martínez works for Tul.
David Martínez is listed as Data Scientist @ Tul at Tul.
David Martínez is based in Bogota, D.c., Colombia while working with Tul.
David Martínez has worked for Tul, Habi, and Claro Colombia.
David Martínez's colleagues at Tul include Francisco Valenzuela, Fábio Silvino, Marivit Aranguren, Dayanna Perez, and Juan Sebastian Villalba Torres.
You can use AeroLeads to view verified contact signals for David Martínez at Tul, including work email, phone, and LinkedIn data when available.
David Martínez holds Bachelor, Business Administration from Externado University.
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