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I am a results-driven data scientist with 10+ years of experience building AI/ML solutions across finance, healthcare, and fintech. I blend statistical modeling with practical software engineering to turn data into actionable insights. I thrive on solving complex problems with robust, scalable analytics and enjoy mentoring colleagues along the way. I am passionate about applying cutting-edge AI approaches, from traditional ML to large language models and prompt engineering, to drive business impact. I love collaborating with cross-functional teams and stakeholders to translate goals into deployable, measurable solutions and to foster data-driven decision making.…I am a results-driven data scientist with 10+ years of experience building AI/ML solutions across finance, healthcare, and fintech. I blend statistical modeling with practical software engineering to turn data into actionable insights. I thrive on solving complex problems with robust, scalable analytics and enjoy mentoring colleagues along the way. I am passionate about applying cutting-edge AI approaches, from traditional ML to large language models and prompt engineering, to drive business impact. I love collaborating with cross-functional teams and stakeholders to translate goals into deployable, measurable solutions and to foster data-driven decision making.

Ella Han

Data Scientist, AI Engineer, AI Developer, +2

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I am a results-driven data scientist with 10+ years of experience building AI/ML solutions across finance, healthcare, and fintech. I blend statistical modeling with practical software engineering to turn data into actionable insights. I thrive on solving complex problems with robust, scalable analytics and enjoy mentoring colleagues along the way. I am passionate about applying cutting-edge AI approaches, from traditional ML to large language models and prompt engineering, to drive business impact. I love collaborating with cross-functional teams and stakeholders to translate goals into deployable, measurable solutions and to foster data-driven decision making.…I am a results-driven data scientist with 10+ years of experience building AI/ML solutions across finance, healthcare, and fintech. I blend statistical modeling with practical software engineering to turn data into actionable insights. I thrive on solving complex problems with robust, scalable analytics and enjoy mentoring colleagues along the way. I am passionate about applying cutting-edge AI approaches, from traditional ML to large language models and prompt engineering, to drive business impact. I love collaborating with cross-functional teams and stakeholders to translate goals into deployable, measurable solutions and to foster data-driven decision making.

Available to hire

I am a results-driven data scientist with 10+ years of experience building AI/ML solutions across finance, healthcare, and fintech. I blend statistical modeling with practical software engineering to turn data into actionable insights. I thrive on solving complex problems with robust, scalable analytics and enjoy mentoring colleagues along the way.

I am passionate about applying cutting-edge AI approaches, from traditional ML to large language models and prompt engineering, to drive business impact. I love collaborating with cross-functional teams and stakeholders to translate goals into deployable, measurable solutions and to foster data-driven decision making.

Skills

Experience Level

Expert

Expert

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Expert

Language

English

Fluent

Work Experience

AI/ML Data Scientist at Self-employed

January 1, 2024 - Present

Independent data science consultant delivering end-to-end AI/ML projects across finance, healthcare, and fintech. Designs and implements statistical models, NLP pipelines, and toolchains (including custom named-entity recognition with spaCy) to power decision making and automation. Delivers dashboards, monitors model performance, and mentors junior team members.

Senior Data Scientist at Tiger Analytics Consulting

February 1, 2022 - December 1, 2023

Led advanced analytics engagements for major clients, building market analytics, forecasting, and data-driven product insights using Python, SQL, Airflow, Snowflake, H2O, Tableau, and cloud platforms. Implemented ARIMA/ Prophet time-series models, evaluated performance, and provided mentorship.

Senior Data Scientist at TD Bank

July 1, 2017 - November 1, 2018

Applied ML/NLP to AML transaction monitoring and payment screening. Developed predictive models, optimized alert thresholds, and implemented data quality governance. Achieved a 40% reduction in alert rates and estimated $4.2M in annual cost savings.

Statistical Consultant at Self-employed

May 1, 2013 - July 1, 2014

Defined business analytics plans, conducted applied research to measure and monitor Ontario cancer systems, and worked with large administrative healthcare and demographic datasets to inform planning and decision making.

Senior Analyst at Cancer Care Ontario

July 1, 2014 - June 1, 2017

Developed methodologies and metrics for cancer system quality indices, conducted data quality evaluations, and presented findings to senior leadership to support planning and decision making.

Research Analyst at Institute for Work and Health

September 1, 2012 - April 1, 2013

Analyzed interview data and WSIB datasets; evaluated the effect of union status on return to work; contributed to research papers and policy discussions.

Statistical Analyst at Mount Sinai Hospital

October 1, 2013 - January 1, 2014

Retrospective cohort study analysis comparing diagnostic imaging and patient symptoms in Acute Myeloid Leukemia; contributed to papers and presentations.