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Max Goldston Marí

Max goldston marí

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  • Timeline

  • About me

    Data Analyst

  • Education

    • Ies xarc

      2004 - 2006
      High school diploma in sciences

      Activities and Societies: Subchampion in the provincial Mathematical Olympiad. Participation in the national Mathematical Olympiad.

    • Universitat de barcelona

      2006 - 2012
      Bachelor of science (bs) physics

      Physics Degree with some specialization in Astrpohysics and Meteorology.

    • Universidad autónoma de madrid

      2012 - 2013
      Master's degree energies and fuels of the future

      General qualitative introduction to all forms of energy production and storage; with a posterior focus on research and investigation in different parts of the field.Research project focused on the preparation and characterization of thin PdS layers and the effect of the addition of P and Sn. Special attention payed to the thermoelectrical properties of these type of layers.

    • Ubiqum code academy

      2018 - 2019
      Data analytics & machine learning

      Application of full Data Science/ Data Analysis workflows used to generate valuable insights for businesses in a simulated environment.

  • Experience

    • Freelance

      Jun 2004 - Sept 2019
      Teacher

      Languages, math and science teacher: VIPKID, Cafetalk, Wallstreet Institute, Intensive Business English School, Xarc High School.

    • .

      Jun 2004 - Sept 2015
      Other

      Call center, driver/ chauffeur, administrative assistant, bellboy.

    • Terravita ibiza

      Oct 2013 - Apr 2014
      Superior technical assistant

      Assistance in the creation of projects and the physical installation of low voltage renewable energy systems (PV panels, Solar panels, Wind turbines, batteries...). Brief collaboration with AccuSol-Siemens in installation projects of storage systems with renewable energy production (BESS).

    • Icm hub inc. (techstars '17)

      Feb 2017 - Sept 2019
      Linguist, chatbot developer

      Analyzing and preparing data for insights and modelling, building chatbot demos and presenting them to different airlines.

    • Hellochinese

      Mar 2019 - Apr 2019
      Data analyst (volunteer collaboration)

      Analyzing user behavior data: grouping customers, analyzing different levels, predicting users' lifecycles and building useful dashboards for future data exploration. Some A/B testing strategies were suggested as well.

    • Zalando lounge

      Oct 2019 - Oct 2021

      Assisting stakeholders on campaign planning by providing actionable insights from data. Main tasks:-Building ETLs: Table creation, maintenance and scheduling-Building automated dashboards-Descriptive analyses to solve specific business questions-Causal analyses: using quasi-experimental methods to find which actions influence specific KPIs-Forecasting available stock and revenue for campaign planning through the use of Machine Learning. Rotation within different departments in the company. Assisting stakeholders through dashboarding, descriptive analyses, quasi-experimental analyses and forecasting.

      • Data Analyst

        Oct 2020 - Oct 2021

      • Data Analyst Trainee

        Oct 2019 - Sept 2020

    • Sharethemeal

      Nov 2021 - Mar 2022
      Data analyst

    • World food programme

      Apr 2022 - now
      Data analyst

      Data Analyst for ShareTheMeal and Individual Giving, private fundraising programs for WFP. Main tasks:- Design, build, and maintain data pipelines using SQL, Python, AWS Redshift, Airbyte and Tableau for effective data transfer and structured data systems.- Developed from scratch the A/B testing pipelines and results dashboards that track live performance, enabling the Product and Optimization teams to effectively interpret results and guide experiments.- Developed from scratch the onsite data analytics pipelines leveraging BigQuery and Amplitude raw data to uncover onsite user behavior and visualize funnels.- Apply machine learning models to generate individual user scores regarding various metrics, including churn risk, subscription likelihood, and upgrading potential. These predictive insights power strategic business initiatives and customer retention efforts.- Conduct in-depth analyses to craft compelling data narratives, enhancing data-informed decision-making across the organization.- Foster a data-driven culture by teaching Tableau courses, thereby improving data literacy among colleagues.An integral part of my role involves cross-functional collaboration to drive strategic decisions. By utilizing data insights, I provide substantial support to various teams including Marketing, Product, Content, and Management. The extensive use of SQL and Python in my work allows me to efficiently handle complex data sets, catering to the diverse needs of various departments within the organization. Show less

  • Licenses & Certifications