# Melanie Manguin > Data Science - Aurora, ex-Gusto Location: San Francisco, California, United States Profile: https://flows.cv/melaniemanguin I am a data-driven professional who loves interacting with both people and data. I deeply care about tech social and environmental impact. I am a perfectionist and passionate data scientist, and I thrive in cross-functional environnements. I am also a strong advocate of women empowerment in tech! Aside of work, I am an outdoor lover, runner, and violin player. ## Work Experience ### Staff Data Scientist @ Aurora Jan 2026 – Present | San Francisco, California, United States ### Senior Data Scientist | Product Analytics @ Gusto Jan 2020 – Present | San Francisco Bay Area Gusto is a modern, online people platform that helps small businesses take care of their teams. On top of full-service payroll, Gusto offers health insurance, 401(k)s, expert HR, and team management tools. As a data scientist, I work closely with product teams to define, measure and report on core product and feature metrics, performing in-depth analyses of Payroll (taxes & compliance), Benefits (health insurance) product data to inform and guide product direction and strategy. - Supported various product teams: Taxes, Benefits, Payroll Experiences ### Freelance Data Scientist @ Froglabs Jan 2020 – Jan 2020 Froglabs predicts how weather impacts business performance. YC Alumni Working specifically on wind power forecasting. ### Data Scientist @ Lyft Jan 2019 – Jan 2020 | San Francisco Bay Area Data Scientist in the Rider Membership Team, Lyft’s top 2019 initiative. - Helped build and successfully launch the membership product in December 2019, allowing riders to benefit from a high-quality experience with Lyft. - Analyzed audience segments to personalize targeting and optimize conversion up to 250k weekly sales - Designed, tested and selected perks to reach high-frequency riders spending 5x more than average ### Data Scientist Freelance @ Birchbox France Jan 2019 – Jan 2019 Freelance mission on a database migration. - Database architecture, e-commerce data models, Magento, relational databases - SQL, PHP ### Data Scientist @ CybelAngel Jan 2017 – Jan 2018 | Paris Area, France CybelAngel is a company that tackles the cybersecurity domain with an innovative vision : We help companies detect data leaks and technical threats in real time, with a continuous and comprehensive sweeping of the entire internet. We collect vast amounts of data that must be processed and analyzed to identify critical needles in a humongous field of haystacks. As a data scientist, I am actively working on building filters to extract the most meaningful information from this mass of raw data. Several tools we've developed: - automated scoring of risks by severity level - tagging of threats by category - entity extraction on connected device scanning ### Visiting Research Scholar @ University of California, Berkeley Jan 2017 – Jan 2017 | Department of Industrial Engineering and Operations Research • Building a web app for the Supplemental Nutrition Assistance Program (SNAP) to generate groceries lists and recipes suggestions based on users’ preferences • Integer linear programming, recommendation algorithm, web development (Django) ### Data Analyst @ Birchbox Jan 2016 – Jan 2016 | Région de Paris, France Birchbox is a leader in discovery shopping. It is a retailer in beauty products, and also offers a subscription system, in which the customer receives a monthly box with 5 travel-size products tailored to its individual features and style. Thanks to partnerships, it offers cosmetic brands highly targeted exposure and segmented customers' base. Data & business analysis to help all teams in their decisions. - Responsible of the allocation process : optimizing the composition of the box for each customer under various constraints (beauty profile, purchase history, stocks...) - Data analysis and recommendations on marketing operations, logistics flows, strategic campaigns with brands - Periodical reports to executive team on KPIs - Helped improve customer satisfaction and drastically decrease churn rate by revamping subscription system ### Data Science Intern @ Orange Silicon Valley Jan 2015 – Jan 2016 Working on business issues using machine learning techniques - Built an error prediction model for 10M liveboxes for Orange TV and helped improve the customer service for 40% of customers concerned by failures - Built a fraud detection model for phone calls for Orange's business in Niger, and helped Orange save $300.000/year. - Tools : Python, Spark, scikit-learn, pandas, Jupyter ### President @ Ponts Forum Trium Jan 2014 – Jan 2015 At the head of the organization of the Forum Trium, a meeting between students and companies, with the top-engineering schools of Mines, Ponts, ENSTA and ENSAE. - Key event with more than 150 companies and 3,000 students - Team Management - Communication around the event - Solved logistic issues - Close partnerships with companies ### Research Assistant @ Laboratoire Navier Jan 2014 – Jan 2014 | Marne-la-Vallée Worked with a team of architects on the link between architectural forms and energy performances. - Parametric modelizations integrating weather data with the software package Rhinoceros + Grasshopper - Published my results in the report of the national research program in which my work took part ### Factory Worker @ ELIS Jan 2013 – Jan 2013 | Bry-sur-Marne Introduction to corporate work and to factory engineering works. ## Education ### Master’s Degree in Industrial Engineering and Operations Research University of California, Berkeley ### Master's degree in Industrial Engineering/ Operations Research École nationale des ponts et chaussées ### Master’s Degree in Industrial Engineering and Operations Research Ecole Nationale des Ponts et Chaussées ### Master's degree in Data Science University of California, Berkeley ### Classe préparatoire aux Grandes Ecoles in PCSI/PSI* Lycée Chateaubriand ## Contact & Social - LinkedIn: https://linkedin.com/in/melaniemanguin --- Source: https://flows.cv/melaniemanguin JSON Resume: https://flows.cv/melaniemanguin/resume.json Last updated: 2026-04-12