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Enterprise Applications

OSL International — Legacy Modernization

Senior role at OSL International focused on modernizing web applications, maintaining high code quality, and mentoring team members across the ASP.NET and Angular stack.

Client
OSL International Inc.
Role
Senior Application Developer
Duration
2 years 3 months
Timeline
Nov 2019 – Jan 2022
Category
Enterprise Applications
Application load time−50%
Legacy build
After rework

Measured across 5+ modernised ASP.NET applications, 2019–2022.

At a glance

Approach

  • Developed web applications using ASP.NET Core/Framework and Angular
  • Modernized existing web applications with the latest frameworks
  • Scoped requirements for website enhancement requests
  • Maintained code and application quality standards
  • Mentored colleagues and helped resolve development issues

Outcome

  • Led modernization of 5+ legacy applications
  • Established coding standards for the development team
  • Reduced application load times by ~50% through optimization

Context

Two-plus years at OSL International Inc. as a Senior Application Developer. The work centered on modernizing legacy web applications — moving them onto current versions of ASP.NET and Angular — while raising the bar on code quality and helping the rest of the team level up.

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