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Software Engineer, Tier 3 Support (.NET) is a SaaS recurring revenue & customer management platform based in Atlanta, GA.  We are guided by our mission to be the best in the world at what we do and by our values of achieving extraordinary results; caring for our employees, clients and community; taking responsibility and acting like owners; transparent leadership; opportunity to make a positive difference, and a passion for innovation.  


As part of this essential Tier 3 support team, you will be accountable for supporting's robust SaaS billing platform, developed using C#, VB.NET, jQuery, React, SQL Server, HTML, and CSS. Day to day, you can expect to troubleshoot/debug complex system issues, interface with clients, and fix Database and code related issues. On average, our developers solve around 5 mission critical support issues a week. 



  • C# / VB.NET / ASP.NET / ASP.NET Core / React.js / NUnit / ServiceStack
  • Windows Services, Web Services, & Web Applications 
  • Databases:
    • Microsoft SQL Server 2014 (80%)
    • Redis (10%)
    • MySQL (5%)
    • Postgres (5%)
  • Source Control / Deployment:
    • Git (Bitbucket) / Github
    • TeamCity
    • Octopus Deploy
    • Selenium
  • Project Tracking/Documentation:
    • JIRA
    • Confluence
  • Customer Support:
    • Zendesk
    • Confluence



Day to day responsibilities include software maintenance & development, reproducing and fixing bugs, collaborating with other teams to solve technical issues, improving code and application performance, testing, documentation, implementing best practices and processes, interfacing with clients, and performing root cause analysis. The ideal candidate is customer-focused, possesses excellent communication skills and is adept in all levels of web architecture and application development. You’ve developed multi-tiered cloud based web applications in the past and are exceptional at debugging and problem-solving.

  • Quickly become proficient in application architecture
  • Actively prioritize incoming work based on severity and importance
  • Communicate comfortably with business, technical as well as non-technical individuals
  • Provide timely enhancements, technical solutions, and bug fixes to complex features in all layers of the tech stack
  • Participate in architecture and design discussions with our Client Success and other Development teams
  • Provide the analysis and design to improve, automate and scale our code base.
  • Diagnose performance bottlenecks and implement optimizations across database and web applications
  • Help build and maintain a test infrastructure for unit and low-level integration testing



  • 2+ years C#/.NET Development experience
  • 2+ years of SQL Server and SQL
  • 1+ years of experience in an external customer facing support role
  • Excellent communication skills with technical and non-technical audiences, including customers
  • Proven ability to pick up new technologies quickly, thoroughly and confidently
  • Ability to manage multiple competing priorities
  • Excellent problem solving and troubleshooting skills
  • Drawn to and thrive in a fast-paced changing environment
  • Solid grasp of the web, object-oriented programming, and front-end frameworks



  • Advanced SQL Server knowledge, including experience with multi-terabyte environments
  • Experience with production application monitoring
  • Previous Telecom or Billing experience
  • Familiarity with Redis & MySQL
  • Previous exposure to TeamCity
  • Experience with participation in open source community / projects
  • Front End Experience: JavaScript (React, jQuery), HTML, CSS
  • Previous experience working on an Agile environment



Be part of a team that is humble, committed, talented, and positive, and learn from & mentor to each other. We offer competitive salaries and world-class benefits such as insurance, unlimited time off, and a great work environment. You get the best of both worlds; we are financially stable like a larger company, but have the culture, spirit, speed, and opportunity of a startup.  

We believe strongly in work-life balance, have a completely transparent & open business culture, and genuinely care about each and every member of our team and their business & personal growth and development.

Other benefits:

  • 401K (traditional & Roth), company match with instant vesting
  • Unlimited time off (along with standard business holidays on which our office is closed)
  • Generous bonus incentive plan (10%)
  • Free parking or MARTA pass
  • Well stocked kitchen
  • Reimbursement for mobile phone account
  • Gym/ fitness plan reimbursement
  • Training - weekly sessions around technical, leadership, and product related topics
  • Advancement opportunities for both technical leadership & process/people leadership
  • Health insurance - HMO, PPO, and HSA options
  • Dental insurance
  • Vision insurance
  • Life / disability insurance



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