FE Developer (Legacy .NET Modernization)

FE Developer (Legacy .NET Modernization)
Categories: Front-End
Type: Full-time (8h/day)
Location: Remote
Industry: FinTech

Project Description

A legacy e-procurement platform with hundreds of forms, pages, and interface elements needs to be modernized and brought in line with new UX/UI designs.

Requirements

  • 5+ years of front-end development experience.
  • Strong skills in JavaScript (ES6+), HTML5, CSS3, and responsive UI.
  • Experience modernizing legacy systems or working with older codebases.
  • Practical experience with Kendo UI or Telerik.
  • Ability to build custom UI components, themes, and JS/CSS interactions.
  • Good understanding of cross-browser issues and performance tuning.
  • Ability to work within a .NET environment and navigate Razor views, WebForms, or MVC.
  • Bachelor’s in Computer Science or equivalent experience.
  • Upper Intermediate English.
  • At least 4 hours of overlap with EST (Atlanta, Georgia).

Responsibilities

UI Modernization

  • Upgrade outdated pages to modern, responsive layouts compatible with the existing .NET backend.
  • Refactor old HTML/CSS/jQuery code into clean, reusable front-end components.
  • Implement custom JavaScript and CSS to improve usability and performance.

Component Development

  • Integrate and configure Kendo UI or Telerik components to replace legacy controls.
  • Optimize grids, forms, filters and dashboards.
  • Create custom themes and styles aligned with updated design standards.

Collaboration

  • Work with .NET developers to ensure smooth integration with legacy logic.
  • Participate in UI/UX discussions and support the modernization roadmap.

Quality & Documentation

  • Write maintainable, modular front-end code.
  • Perform basic manual QA.
  • Fix layout issues, inconsistencies, and performance or cross-browser problems.
  • Document new UI logic and reusable components.

We offer

Work from anywhere

Work from anywhere (fully remotely or in our offices)

Competitive salary

Competitive salary based on the results of the interview

PTO

Paid vacation, national holidays and sick leaves

Professional education

Professional education reimbursement

Legal

Legal, accounting and taxes support

We accept job applicants preferably from Ukraine, but also consider talents from other parts of Eastern Europe (Poland, Moldova, Romania), Baltic (Lithuania, Latvia, Estonia), Balkans (Bulgaria, Macedonia, Albania, Serbia, Montenegro, Croatia, Bosnia) and Turkey.

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