Description

JSI invites you to join our team as a Contract Software Developer on our Development working remote where you'll play a critical role in advancing broadband and telecommunications initiatives that expand connectivity and drive digital inclusion—while advancing your career within a mission-driven, growth-focused organization.

About the Company

JSI is a leading full-service consulting firm specializing in broadband solutions. For over 60 years, we have provided independent communications service providers with expert financial, engineering, management, operational, regulatory, and strategic guidance. Our extensive industry knowledge and proven track record of success have empowered clients to achieve sustainable growth and profitability. With over 1000 clients nationwide and a powerful presence in markets like Florida, Texas, Maryland, and Alaska, JSI empowers rural and regional broadband providers to expand, evolve, and excel in a rapidly shifting digital world.

We need a solid C# contract developer with 4-7 years of experience to help us tackle some critical system upgrades, improvements, and modernization work. This is a contract position with potential for extension based on project success and additional modernization needs. You'll be working with C#, Angular, and cloud tech to upgrade our systems. If you do well with the initial assignment, there's opportunity for follow-on contracts to work on modernization efforts on other legacy apps we've got sitting around.

Key Responsibilities

Dig in on upgrading our existing production systems
Modernize legacy apps by moving them to current .NET, Angular, and cloud platforms
Analyze old codebases and figure out what needs fixing and what can be improved
Build full-stack apps using C#, .NET Core, and Angular
Add real-time features with SignalR when needed
Work with SQL Server databases, write stored procedures, and use Entity Framework or Dapper for data access
Move legacy systems to the cloud without impacting business
Write clean code for the next person who touches it
Review code and help out your team
Collaborate with our internal team including product managers, designers, and QA
Fix bugs and troubleshoot issues when things go sideways
Contribute to architecture decisions
Provide guidance to junior devs on the team when needed
Do the agile thing - sprints, standups, retrospectives

Skills, Knowledge and Expertise

Required Qualifications:

4-7 years of C# and .NET development experience
Experience with Dapper and Entity Framework
SignalR experience - for real-time web
Angular skills (Angular 2+) - our current front-end framework of choice
Cloud experience (Azure preferred, AWS or GCP is fine too)
SQL Server skills - database design, stored procedures, performance tuning
Experience modernizing legacy systems - you've dealt with old code before
You can work with existing codebases and not just greenfield projects
Solid understanding of OOP and design patterns
ASP.NET Core/MVC experience
RESTful API development
TypeScript, HTML5, CSS3
Git and CI/CD pipelines
Unit testing (NUnit, xUnit, MSTest)
Docker and microservices experience is a plus
Database migration experience is helpful

Preferred Qualifications:

Bachelor's degree in Computer Science or similar (or equivalent experience)
Good problem-solving skills
You can communicate well and work with others
Agile development experience
You can work independently and hit project deadlines
Database development experience including stored procedures and query optimization
You've done system upgrades and modernization projects before
You can look at technical debt and plan to fix it
You're comfortable working as a contractor and can integrate quickly with existing teams

About John Staurulakis (jsitel.com)

About the Company

To learn more about JSI, visit us at jsitel.com.

John Staurulakis (jsitel.com)

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Contract Software Developer - C#