Unknown Company

Senior Software Developer

morton grove, il • Posted 2 weeks ago
Onsite Full Time IT & Technology

We are seeking an experienced Senior Software Developer with strong expertise in Angular (v12+) and a proven background in modernizing and stabilizing legacy applications. This role is responsible for end-to-end delivery—from architecture and development through deployment—while improving system reliability, performance, and security across a mixed technology environment. The ideal candidate excels at balancing legacy system support with incremental modernization using clean architecture and best engineering practices.

Key Responsibilities

  • Design, develop, and deliver new features using Angular (v12+) with TypeScript, RxJS, Angular CLI, and Angular Material
  • Maintain and enhance legacy applications including ASP.NET Web Forms/MVC, .NET Framework, VB6, classic ASP, and Blazor
  • Perform bug fixes, performance tuning, and security hardening on existing systems
  • Refactor tightly coupled codebases to reduce technical debt and improve maintainability
  • Implement automated testing and support incremental modernization strategies (APIs, modularization, strangler pattern)
  • Architect and design scalable solutions using SOLID principles, clean architecture, and domain-driven design (DDD)
  • Own the full SDLC including planning, estimation, development, code reviews, testing, and releases
  • Implement and maintain CI/CD pipelines, feature flags, and Git-based workflows
  • Optimize application performance through profiling, bundle optimization, lazy loading, caching, SQL query tuning, and front-end best practices
  • Collaborate with product owners, QA, DevOps, and business stakeholders
  • Mentor team members and contribute to development standards and best practices

Required Skills

  • Strong experience with Angular (v12+)
  • Advanced knowledge of TypeScript, RxJS, and modern front-end development practices
  • Proficient in C#, VB.NET, and Visual Studio
  • Strong experience with Microsoft Access, SQL Server, and SQL
  • Hands-on experience maintaining and modernizing legacy applications (.NET Framework, ASP.NET, classic ASP, VB6)
  • Experience using Bitbucket and implementing CI/CD workflows
  • Strong understanding of application security, performance optimization, and testing strategies
  • Excellent communication, documentation, and stakeholder management skills

Preferred Skills

  • Experience with Blazor or other modern .NET UI frameworks
  • Prior experience leading modernization initiatives in enterprise environments

Education

Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience)

Experience

Senior-level experience in software development with a focus on Angular and legacy system modernization

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Senior Software Developer in morton grove at Unknown Company

This position is listed as full time and onsite.

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