Callum Barker

Callum Barker Email and Phone Number

Information Security Engineer @ Ascinta Technologies
Canada
Callum Barker's Location
Canada, Canada
About Callum Barker

Callum Barker is a Information Security Engineer at Ascinta Technologies.

Callum Barker's Current Company Details
Ascinta Technologies

Ascinta Technologies

View
Information Security Engineer
Canada
Website:
ascinta.com
Employees:
5
Callum Barker Work Experience Details
  • Ascinta Technologies
    Information Security Engineer
    Ascinta Technologies
    Canada
  • Ascinta Technologies
    Full Stack Developer
    Ascinta Technologies Sep 2023 - Jun 2024
    Vancouver, British Columbia, Canada
    • Planned and successfully executed an API rewrite from FastAPI to Django, co-leading a team of 5 developers throughout• Mentored incoming co-ops by providing one-on-one Q&A and debugging sessions, shortening onboarding time and blockers• Improved authentication, authorization, and accounting (AAA) by architecting new identity and access management (IAM) policies, (re)engineering access controls, and integrating Django Axes• Wrote extensive unit and integration tests using Pytest and conducted rigorous end-to-end testing with Insomnia to validate the correctness and security of the platform
  • Bc Cancer
    Full Stack Developer
    Bc Cancer Aug 2022 - May 2023
    Vancouver, British Columbia, Canada
    • Discovered, documented, and remediated vulnerabilities in authentication, authorization, injection, and containers• Improved security and user experience by rebuilding existing authentication and user session systems, enabling blacklistable and refreshable JWTs using Python and Redis• Reduced storage used in data pipelines by 80% by refactoring runners to clean up duplicate and redundant intermediary data• Architected a novel system for interactive processing of medical images in data pipelines using the Docker SDK and RabbitMQ, and assisted research by creating a DICOM annotation app using HTML, SCSS, JavaScript, and Express
  • Peloton Technologies
    Software Engineer Co-Op
    Peloton Technologies Sep 2021 - Dec 2021
    Victoria, British Columbia, Canada
    • Developed a new payment gateway management system using C# and ASP.NET• Increased user experience and accessibility by redesigning UI components to comply with WCAG using HTML, SCSS, and JavaScript
  • Boys And Girls Clubs Of South Coast Bc
    Activity Leader
    Boys And Girls Clubs Of South Coast Bc Feb 2019 - Sep 2020
    Ladner, British Columbia
  • London Drugs
    Photo/Electronics Specialist
    London Drugs Jun 2017 - Jul 2018
    Delta, British Columbia, Canada

Callum Barker Education Details

Frequently Asked Questions about Callum Barker

What company does Callum Barker work for?

Callum Barker works for Ascinta Technologies

What is Callum Barker's role at the current company?

Callum Barker's current role is Information Security Engineer.

What schools did Callum Barker attend?

Callum Barker attended Simon Fraser University, Delta Secondary School.

Not the Callum Barker you were looking for?

Free Chrome Extension

Find emails, phones & company data instantly

Find verified emails from LinkedIn profiles
Get direct phone numbers & mobile contacts
Access company data & employee information
Works directly on LinkedIn - no copy/paste needed
Get Chrome Extension - Free

Aero Online

Your AI prospecting assistant

Download 750 million emails and 100 million phone numbers

Access emails and phone numbers of over 750 million business users. Instantly download verified profiles using 20+ filters, including location, job title, company, function, and industry.