Réna Hajjar
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Réna Hajjar Email & Phone Number

Senior Data Scientist at RBC
Location: Toronto, Ontario, Canada 8 work roles 2 schools
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✓ Verified August 2026 3 data sources Profile completeness 86%

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Current company
RBC
Role
Senior Data Scientist
Location
Toronto, Ontario, Canada
Company size
97166 employees

Who is Réna Hajjar? Overview

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Quick answer

Réna Hajjar is listed as Senior Data Scientist at RBC, a with 97166 employees, based in Toronto, Ontario, Canada. AeroLeads shows a matched LinkedIn profile for Réna Hajjar.

Réna Hajjar previously worked as Co-Chair at Smith Business & Technology and HackHer Coordinator at Queen'S Women In Computing. Réna Hajjar holds Undergraduate, Biomedical Computing from Queen'S University.

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Email format at RBC

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RBC

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Profile bio

About Réna Hajjar

I'm seeking May 2025 AI/ML and software engineering internship opportunities. I welcome you to reach out: 21rsh8@queensu.ca.🎓 Third-Year Biomedical Computing student at Queen's University with a strong academic foundation and practical experience.💼 8 Months of professional internship experience, offering hands-on expertise in real-world applications, both in a small startup and large corporate environment.💻 Experienced with a diverse range of frameworks and technologies including React, Angular, Spring Boot, Next.js, Azure Data Factory, Databricks, Docker, Figma, React Native, and Android Studio.💡 Proficient in key programming languages such as Python, Java, JavaScript, HTML, CSS, and SQL.📚 A passionate learner committed to continuous growth and acquiring new skills in the ever-evolving tech landscape.🎨 I enjoy my free time spent painting, reading, rock climbing, and running.

Current workplace

Réna Hajjar's current company

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RBC
Rbc
Senior Data Scientist
Toronto, ON, CA
Website
rbc.com
Employees
97166
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8 roles

Réna Hajjar work experience

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

Senior Data Scientist

Rbc

Toronto, On, Ca

Undergraduate Research Student

The Perk Lab

Kingston, Ontario, Canada

• Automating data pipelines with Pandas, improving data flow efficiency from annotation to training.• Gaining end-to-end machine learning expertise, from data pre-processing to model calibration.• Participated in the CREATE Med-i Lab Challenge: • Focused on advanced machine learning techniques, training and calibrating models with TensorFlow, NumPy, and OpenCV. • Leveraged YOLOv8 for surgical object recognition and Meta's Segment Anything Model for ultrasound image… Show more • Automating data pipelines with Pandas, improving data flow efficiency from annotation to training.• Gaining end-to-end machine learning expertise, from data pre-processing to model calibration.• Participated in the CREATE Med-i Lab Challenge: • Focused on advanced machine learning techniques, training and calibrating models with TensorFlow, NumPy, and OpenCV. • Leveraged YOLOv8 for surgical object recognition and Meta's Segment Anything Model for ultrasound image masks • Implemented a CNN combined with an LSTM model for task identification in surgical video datasets Show less

Backend Software & Data Engineer Co-Op

Public And Business Service Delivery | Services Au Public Et Aux Entreprises

Toronto, Ontario, Canada

• Modernized Ontario applications by updating technology stack with Spring Boot and Angular, improving scalability.• Enhanced project management skills through PMI workshops focusing on Agile development.• Automated API-driven email alerts and streamlined data flow with ETL pipelines in Azure Databricks using PySpark and SQL.• Automated internal reservation system using Power Automate.

May 2024 - Sep 2024

Software Engineer Intern

Readwise

Toronto, Ontario, Canada

• Co-authored the Notebook feature in Readwise Reader and resolved bugs through code reviews with senior developers.• Ensured app quality on mobile and web using Android Studio and React Native.• Worked across the full stack, focusing on front-end with React and Node.js with Typescript, and back-end data migration with Python.• Developed React components in a CI/CD environment and collaborated with cross-functional teams.• Contributed to a 1,000-customer increase, with 25+ pull… Show more • Co-authored the Notebook feature in Readwise Reader and resolved bugs through code reviews with senior developers.• Ensured app quality on mobile and web using Android Studio and React Native.• Worked across the full stack, focusing on front-end with React and Node.js with Typescript, and back-end data migration with Python.• Developed React components in a CI/CD environment and collaborated with cross-functional teams.• Contributed to a 1,000-customer increase, with 25+ pull requests merged Show less

May 2023 - Sep 2023
Team & coworkers

Colleagues at RBC

Other employees you can reach at rbc.com. View company contacts for 97166 employees →

JD Jennifer Dawson Jennifer Dawson Colleague at RbcWheatley, Ontario, Canada View → PA Pelumi Adeyemo Pelumi Adeyemo Colleague at RbcGreater Toronto Area, Canada View → KS Kevin Steenburg Kevin Steenburg Colleague at RbcToronto, Ontario, Canada View → PS Patricia Samson, Pmp, Prosci Adkar® Patricia Samson, Pmp, Prosci Adkar® Colleague at RbcToronto, Ontario, Canada View → JC Joban Chahal Joban Chahal Colleague at RbcToronto, Ontario, Canada View → ML Martinho Lasalette Martinho Lasalette Colleague at RbcToronto, Ontario, Canada View → CB Connie Bowley Connie Bowley Colleague at RbcTurner Valley, Alberta, Canada View → SN Sheikh Nazim Mahdi Sheikh Nazim Mahdi Colleague at RbcGreater Toronto Area, Canada View → DS Diana Stefanova, Cpa, Ca Diana Stefanova, Cpa, Ca Colleague at RbcBrampton, Ontario, Canada View → CN Connie Ng Connie Ng Colleague at RbcGreater Toronto Area, Canada View →
2 education records

Réna Hajjar education

High School Diploma

De La Salle College "Oaklands"

Activities and Societies: Student Council Honour Roll

FAQ

Frequently asked questions about Réna Hajjar

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

What company does Réna Hajjar work for?

Réna Hajjar works for RBC.

What is Réna Hajjar's role at RBC?

Réna Hajjar is listed as Senior Data Scientist at RBC.

Where is Réna Hajjar based?

Réna Hajjar is based in Toronto, Ontario, Canada while working with RBC.

What companies has Réna Hajjar worked for?

Réna Hajjar has worked for Rbc, Smith Business & Technology, Queen'S Women In Computing, Queen'S Conference On Business & Technology (Qcbt), and The Perk Lab.

Who are Réna Hajjar's colleagues at RBC?

Réna Hajjar's colleagues at RBC include Jennifer Dawson, Pelumi Adeyemo, Kevin Steenburg, Patricia Samson, Pmp, Prosci Adkar®, and Joban Chahal.

How can I contact Réna Hajjar?

You can use AeroLeads to view verified contact signals for Réna Hajjar at RBC, including work email, phone, and LinkedIn data when available.

What schools did Réna Hajjar attend?

Réna Hajjar holds Undergraduate, Biomedical Computing from Queen'S University.

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