Sr .NET Developer

7 days ago


Fort Worth, TX, United States Simpli.fi Full time
WHO WE ARE:

Simpli.fi provides marketing technologies, solutions, and workflow automation for advertisers and agencies of all sizes. We specialize in helping organizations that operate across many locations, jurisdictions, or local markets—where location matters and incrementality counts—by uniting data, automation, and intelligence to drive measurable growth.

Our platform powers highly targeted, high-volume campaigns across omnichannel environments including CTV, native, mobile, display, and social. We deliver transparent performance with local precision at national scale. Simpli.fi enables marketers—from multi-location brands and independent agencies who serve them, to political, advocacy, and public-affairs organizations—to activate locally relevant messaging, measure real-world impact, and generate clear, actionable insights.

Simpli.fi is backed by leading private equity firms Blackstone and GTCR. To learn more, visit Simpli.fi.

WHAT WE’RE LOOKING FOR:

Simpli.fi is currently looking for a senior C# developer to be a key contributor to the development of the highly optimized, multi-tier product suite for direct response agencies, CoreNext.

You will possess hands-on experience in the design, implementation, performance tuning, and support of Client/Server applications. Written and verbal communication skills with an interest in sharing and lifting the team around you. We favor openness over egos and work towards collective success.

WHAT YOU’LL BE DOING:

  • Develop enterprise web-based data and services layer using C# WebAPI, Entity Framework, and the repository model.
  • Develop highly optimized Windows client application using C#.
  • Integrate with tools like Quartz.net, Kafka, Azure object storage, and more.
  • Contribute to the architecture of features/functionality in each product release and deliver timely, well tested releases.
  • Develop technical documentation that is complete, accurate, and accessible.
  • Working closely with Business Analysts and Quality Assurance to be part of a cohesive team environment.
  • Research and recommend technology framework, tools, and services necessary to support product development efforts.
  • Take responsibility for product quality and results.
YOU’LL HAVE THE FOLLOWING TO SUCCEED IN THIS ROLE:
  • Modern C# on .Net runtimes and familiarity with modern language features (versions 8,9, and preparing for 10).
  • Experience with Entity Framework Code First, WebAPI, SignalR.
  • Experience using Dependency Injection and writing unit tests.
  • Experience working with 3rd party WinForm controls (Example: Telerik, Infragistics, DevExpress).
  • Experience with submitting and performing code reviews.
  • Experience with doing builds for Development, QA, and Production environments.
  • Strong written and verbal communication skills.
  • Minimum 5-10 years’ experience throughout the full life cycle.
  • Data Architecture experience in a SQL Server Environment.
  • Must develop and enforce technical strategies to support long-term product viability.
  • Proactive problem-solver with a strong desire for continuous learning and improvement.
  • Prior experience with agile development methodologies, strong interpersonal skills working directly with Quality Assurance and Business Analysts.


WORKING WITH US HAS ITS REWARDS:

Awesome company environment and benefits with a great management team. Competitive pay based on experience, 17 PTO days, 401K match, long-term incentive plan and employer sponsored healthcare options. Hybrid work schedule. Simpli.fi is focused on developing and mentoring employees

Candidates must be authorized to work in the United States. We are unable to provide visa sponsorship at this time.

Equal Opportunity Employer

This employer is required to notify all applicants of their rights pursuant to federal employment laws.
For further information, please review the Know Your Rights notice from the Department of Labor.

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