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Callum Barker Email & Phone Number
Information Security Engineer
at
Ascinta Technologies
LinkedIn matched
✓ Verified Jul 2026
3 data sources
Profile completeness 86%
Current company
Role
Information Security Engineer
Location
Canada
Company size
Who is Callum Barker? Overview
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Quick answer
Callum Barker is listed as Information Security Engineer at Ascinta Technologies, a with 5 employees, based in Canada. AeroLeads shows a matched LinkedIn profile for Callum Barker.
Callum Barker previously worked as Full Stack Developer at Ascinta Technologies and Full Stack Developer at Bc Cancer. Callum Barker holds Bachelor Of Applied Science - Basc, Computer Science from Simon Fraser University.
Company email context
Email format at Ascinta Technologies
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Ascinta Technologies
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Profile bio
About Callum Barker
Callum Barker is a Information Security Engineer at Ascinta Technologies.
Current workplace
Callum Barker's current company
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Ascinta Technologies
6 roles
Callum Barker work experience
A career timeline built from the work history available for this profile.
Full Stack Developer
• 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
Sep 2023 - Jun 2024
Full Stack Developer
• 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
Aug 2022 - May 2023
Software Engineer Co-Op
• 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
Sep 2021 - Dec 2021
Activity Leader
Feb 2019 - Sep 2020
Photo/Electronics Specialist
Jun 2017 - Jul 2018
2 education records
Callum Barker education
Bachelor Of Applied Science - Basc, Computer Science
Education record
Delta Secondary School
FAQ
Frequently asked questions about Callum Barker
Quick answers generated from the profile data available on this page.
What company does Callum Barker work for?
Callum Barker works for Ascinta Technologies.
What is Callum Barker's role at Ascinta Technologies?
Callum Barker is listed as Information Security Engineer at Ascinta Technologies.
Where is Callum Barker based?
Callum Barker is based in Canada while working with Ascinta Technologies.
What companies has Callum Barker worked for?
Callum Barker has worked for Ascinta Technologies, Bc Cancer, Peloton Technologies, Boys And Girls Clubs Of South Coast Bc, and London Drugs.
How can I contact Callum Barker?
You can use AeroLeads to view verified contact signals for Callum Barker at Ascinta Technologies, including work email, phone, and LinkedIn data when available.
What schools did Callum Barker attend?
Callum Barker holds Bachelor Of Applied Science - Basc, Computer Science from Simon Fraser University.
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