Ryan Sequeira
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Ryan Sequeira Email & Phone Number

Data Scientist at Visa
Location: United States, United States, United States 12 work roles 3 schools
1 work email found @choa.org LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email

Work email r****@choa.org
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Current company
Role
Data Scientist
Location
United States, United States, United States
Company size

Who is Ryan Sequeira? Overview

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Quick answer

Ryan Sequeira is listed as Data Scientist at Visa, a company with 28536 employees, based in United States, United States, United States. AeroLeads shows a work email signal at choa.org and a matched LinkedIn profile for Ryan Sequeira.

Ryan Sequeira previously worked as Lead Data Analyst (Data Scientist) at Cigna Healthcare and Data and Computational Sciences Intern at Vertex Pharmaceuticals. Ryan Sequeira holds Master Of Science - Ms, Analytics from Georgia Institute Of Technology.

Company email context

Email format at Visa

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{first}.{last}@choa.org
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Profile bio

About Ryan Sequeira

I'm a computer science student working towards uncovering and furthering the field of data science. My experience lies in research in the intersection of biology and data science as well as work in data analytics. I possess a focused history in teamwork and leadership and I currently seek opportunities that will allow me to develop novel methods of analyzing and predicting trends, including the development of efficient predictors of disease through health informatics methods. My fields of interest include data science, data analytics, machine learning, and health informatics.

Current workplace

Ryan Sequeira's current company

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Visa
Visa
Data Scientist
United States
Website
Employees
28536
AeroLeads page
12 roles

Ryan Sequeira work experience

A career timeline built from the work history available for this profile.

Data Scientist

United States

Lead Data Analyst (Data Scientist)

Current

Bloomfield, CT, US

Jul 2024 - Present

Data And Computational Sciences Intern

Boston, MA, US

  • Benchmarked improvements from using LightGBM model in Quantitative Structure-Activity Relationship pipeline
  • Implemented uncertainty prediction methods using developing methods from scientific literature
  • Optimized cloud resources to be up to 5 times faster in training (AWS)
May 2023 - Aug 2023

Data Science Intern

Atlanta, Georgia, US

  • Developed Snowflake data pipeline for acute kidney injury (AKI) prediction
  • Utilized R Scripts to perform exploratory analysis with Convolutional Neural Networks on AKI data
Jan 2023 - May 2023

Co-Chair - Stamps Scholars National Convention 2023

Georgia Institute Of Technology Office Of Special Scholarships

Managed executive planning team for national convention of scholars- Coordinated communication with over 900 students/staff at over 40 schools- Communicated plans with several leaders at Stamps-affiliated organizations- Arranged several keynote speaker events with industry/academic leaders- Directed multiple teams of hundreds of current students to.

Jan 2022 - Apr 2023

Vice-Chair Of Communications - Stamps Scholars National Convention 2020

Georgia Institute Of Technology Office Of Special Scholarships

Managed external communication/marketing team for the bi-annual Stamps Scholars National Convention- Developed and implemented a marketing plan towards 40+ schools with 600+ students/staff- Oversaw the development of the convention's website and app- Fostered internet presence through the use of several social networking sites

Nov 2019 - Jan 2022

Health Informatics Research Assistant

Atlanta, Georgia, US

Utilized health informatics and machine learning techniques to improve medical diagnosis techniques and quantitative health outcomes:- Developed a Computer Vision pipeline to preprocess, train, and implement a cancer detection classifier- Used Python packages and frameworks including Numpy, scikit-learn, and PyTorch- Created and published heart transplant.

Sep 2020 - Jan 2023

Population Genetics Research Assistant

Atlanta, Georgia, US

Cross applied a Genome-Wide Association Study (GWAS) based baldness prediction model to a large cohort of African genomes to analyze the efficacy of European based genomic models on African populations:- Used industry standard genomic analysis software (Plink 2.0)- Developed Bash/Python/R scripts for data manipulation of hundreds of genomes

Aug 2019 - Sep 2020

Data Science Intern

New York, NY, US

  • Implemented new Azure Form Recognizer compatibility within proprietary Data Science platform
  • Used Python via Jupyter notebooks to assess automated invoice processing - qualitatively and quantitatively
  • Presented results to multiple internal stakeholders and communicated long term strategy for cloud usage
Jun 2022 - Aug 2022

Data Analytics Intern

Irving, Texas, US

Analyzed and optimized inbound service levels for Northstar Rx LLC.- Identified trends and individual item records for an estimated $519,000,000 in delayed generic pharmaceutical products- Developed product requirements and improvements through meetings with several stakeholders- Utilized Snowflake to query relevant data and construct a real-time dataset.

May 2021 - Aug 2021

Contributor

International Barcoding Of Life Initiative

- Worked in Foothill Technology's Bioscience Academy partnership with Coastal Marine Biolabs- Procured and processed unidentified local Halictidae (Sweat bee) samples for laboratory use- Isolated and extracted Halictidae mtDNA using laboratory techniques- Sent samples for sequencing and uploaded sequences to the Barcoding of Life Database (BOLD)

Sep 2018 - May 2019

Microbial Genomics Researcher

University Of California, Santa Barbara

Conducted research into microbial genomics in the Valentine lab as part of the UCSB Research Mentorship Program:-Created novel approaches to identifying bacterial/archaeal genomes through a multivariate analysis of sequence characteristics-Developed skills in data science/visualization techniques in Python and Bash scripting-Trained in scientific writing.

Jun 2018 - Aug 2018
Team & coworkers

Colleagues at Visa

Other employees you can reach at visa.com. View company contacts for 28536 employees →

3 education records

Ryan Sequeira education

Master Of Science - Ms, Analytics

Georgia Institute Of Technology

Bachelor Of Science - Bs, Computer Science

Georgia Institute Of Technology

High School Diploma

Foothill Technology High School
FAQ

Frequently asked questions about Ryan Sequeira

Quick answers generated from the profile data available on this page.

What company does Ryan Sequeira work for?

Ryan Sequeira works for Visa.

What is Ryan Sequeira's role at Visa?

Ryan Sequeira is listed as Data Scientist at Visa.

What is Ryan Sequeira's email address?

AeroLeads has found 1 work email signal at @choa.org for Ryan Sequeira at Visa.

Where is Ryan Sequeira based?

Ryan Sequeira is based in United States, United States, United States while working with Visa.

What companies has Ryan Sequeira worked for?

Ryan Sequeira has worked for Visa, Cigna Healthcare, Vertex Pharmaceuticals, Children'S Healthcare Of Atlanta, and Georgia Institute Of Technology Office Of Special Scholarships.

Who are Ryan Sequeira's colleagues at Visa?

Ryan Sequeira's colleagues at Visa include Stylianos Vachaviolos, Christophe Leung, Pravee Praveen, Vicki Peché, and Gautham Thirunavakkarasu.

How can I contact Ryan Sequeira?

You can use AeroLeads to view verified contact signals for Ryan Sequeira at Visa, including work email, phone, and LinkedIn data when available.

What schools did Ryan Sequeira attend?

Ryan Sequeira holds Master Of Science - Ms, Analytics from Georgia Institute Of Technology.

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