Nina Hernandez

Senior Data Scientist at The Hartford

San Diego Metropolitan Area

About

Data scientist with 4+ years of experience across machine learning, data analytics, and Generative AI, focused on turning complex problems into practical, high-impact solutions. Skilled in Python, R, SQL, and cloud platforms including AWS and Google Cloud (GCP), with a track record of building scalable systems that translate into real business impact.

Experience

  • The Hartford (4 yrs 1 mo)
    • Senior Data Scientist
      Apr 2025 - Present · 1 yr 3 mos

    • Data Scientist
      Jun 2022 - Apr 2025 · 2 yrs 11 mos

  • Graduate Research Assistantship at Willamette University
    Jan 2022 - May 2022 · 5 mos

    Optimized Google Search AdWords campaigns for a nonprofit, utilizing data analysis, A/B testing, and KPI tracking to improve engagement and conversion performance within a fixed monthly budget.

  • Undergraduate Teaching Assistant at Willamette University
    Jan 2021 - May 2021 · 5 mos

    Implemented high-quality lesson plans for Introduction to Python students and tutored individuals in preparation for exams and completing course materials.