I am Karl Rezansoff, a dedicated software engineer based in London, ON. With a strong foundation in computer programming and business administration, I've developed expertise in designing and developing innovative web applications, backend solutions, and CI/CD pipelines. I enjoy collaborating with teams and mentoring junior developers to achieve the best results. Currently, I contribute to projects that optimize operational efficiency through digital twin technologies and advanced data visualization, while also expanding my skills in low-code tools and enterprise platforms. I'm passionate about continuing to grow in the software and technology industry, leveraging my diverse technical skill set and problem-solving mindset.

Karl Rezansoff

I am Karl Rezansoff, a dedicated software engineer based in London, ON. With a strong foundation in computer programming and business administration, I've developed expertise in designing and developing innovative web applications, backend solutions, and CI/CD pipelines. I enjoy collaborating with teams and mentoring junior developers to achieve the best results. Currently, I contribute to projects that optimize operational efficiency through digital twin technologies and advanced data visualization, while also expanding my skills in low-code tools and enterprise platforms. I'm passionate about continuing to grow in the software and technology industry, leveraging my diverse technical skill set and problem-solving mindset.

Available to hire

I am Karl Rezansoff, a dedicated software engineer based in London, ON. With a strong foundation in computer programming and business administration, I’ve developed expertise in designing and developing innovative web applications, backend solutions, and CI/CD pipelines. I enjoy collaborating with teams and mentoring junior developers to achieve the best results.

Currently, I contribute to projects that optimize operational efficiency through digital twin technologies and advanced data visualization, while also expanding my skills in low-code tools and enterprise platforms. I’m passionate about continuing to grow in the software and technology industry, leveraging my diverse technical skill set and problem-solving mindset.

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Experience Level

Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Work Experience

Software Engineer at Longterm Technology Services - Siemens Technology Partner
October 1, 2022 - Present
Designed and developed an innovative web application providing a digital twin of a factory by integrating real-time location tracking, scheduling tools, data collection, and advanced data visualization to optimize operational efficiency. Led front-end development with feature enhancements, code refactoring, unit tests, and launched Android APK and Microsoft Teams app. Engineered back-end solutions including API development, data processing, and performance optimization. Developed CI/CD pipelines automating tests and deployments, reducing deployment time. Conducted code reviews and mentored junior developers. Contributed to internal projects using Microsoft Power Platform and Siemens Mendix low-code tools.
Product Support at Corpay
August 31, 2022 - August 23, 2025
Provided technical and product support for Corpay Cross-Border Payments web applications and API. Assisted clients and internal teams in troubleshooting payment issues, batch payment file uploads, reporting, and API configurations. Created documentation for technical processes and conducted training and mentorship for new hires and internal teams.
Linux System Administrator (Internship) at Canadian Bank Note Company
December 31, 2020 - August 23, 2025
Supported research and development projects collaborating with Unix administrators in the Lottery & Gaming department. Supported development and implementation of an open-source SASL OAuth 2.0 plugin for Postfix mail server using Azure Active Directory and Microsoft Graph API on CentOS8. Packaged source code as RPM. Established Graylog setup with 2-node Elasticsearch cluster and created technical documentation in Confluence. Obtained Canadian security clearance.

Education

Diploma in Computer Programming at Algonquin College
January 11, 2030 - April 1, 2021
Bachelor of Business Administration at Okanagan College
January 11, 2030 - April 1, 2017

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Financial Services, Manufacturing

Experience Level

Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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