Who we are.

Reality Defender is an award-winning cybersecurity company helping enterprises and governments detect deepfakes and AI-generated media. Utilizing a patented multi-model approach, Reality Defender is robust against the bleeding edge of generative platforms producing video, audio, imagery, and text media. Reality Defender's API-first deepfake detection platform empowers teams and developers alike to identify fraud, disinformation campaigns, and harmful deepfakes in real time.

Backed by world class investors including DCVC, Illuminate Financial, Y Combinator, Booz Allen Hamilton, IBM, Accenture, Rackhouse, and Argon VC, Reality Defender works with leading enterprise clients, financial institutions, and governments in order to ensure AI-generated media is not used for malicious purposes.

Youtube: Reality Defender Wins RSA Most Innovative Startup

The Software Engineer II Role.

We are seeking a mid-level Windows and .NET developer to build and maintain Microsoft Teams bot applications with real-time audio and video capabilities. The ideal candidate has strong C#/.NET experience, understands Windows application development, and has hands-on experience with low-latency media streaming and Kubernetes-based deployments.

Responsibilities

• Design, develop, test, and maintain Microsoft Teams bot applications and integrations.

• Build real-time audio and video streaming features focused on low latency, reliability, and media quality.

• Develop Windows-based services and applications using C# and .NET.

• Deploy, operate, and troubleshoot containerized applications in Kubernetes.

• Integrate with Microsoft APIs, SDKs, authentication systems, and cloud services.

• Diagnose media issues involving codecs, synchronization, buffering, packet loss, and network conditions.

• Create automated tests and participate in code reviews.

• Troubleshoot production issues using logs, metrics, traces, and media diagnostics.

• Collaborate with product managers and engineers to translate requirements into maintainable solutions.

• Produce clear technical and operational documentation.

Who you are.

• Approximately 3–5 years of professional software development experience.

• Strong proficiency with C#, .NET, and asynchronous or concurrent programming.

• Professional experience developing software for Windows.

• Hands-on experience building or supporting real-time audio streaming systems.

• Hands-on experience building or supporting real-time video streaming systems.

• Production experience deploying and operating containerized applications with Kubernetes.

• Experience troubleshooting Kubernetes workloads, networking, configuration, resource usage, scaling, and application failures.

• Understanding of real-time media concepts such as codecs, frame and sample formats, buffering, latency, synchronization, and network transport.

• Experience integrating with REST APIs, SDKs, and event-driven systems.

• Familiarity with multithreading, memory management, performance profiling, and debugging.

• Experience with Git, automated testing, and modern CI/CD practices.

• Strong written and verbal communication skills.

Nice to Have

• Experience developing Microsoft Teams apps, bots, calling solutions, or meeting integrations.

• Familiarity with Microsoft Graph, Azure Bot Service, Teams SDKs, or related Microsoft communications APIs.

• Familiarity with COM and COM interoperability from .NET.

• Experience with WebRTC, RTP/RTCP, SRTP, SIP, FFmpeg, GStreamer, or Media Foundation.

• Experience with Azure services, Microsoft Entra ID, OAuth 2.0, and application permissions.

• Knowledge of Windows audio/video APIs, device capture, or virtual media devices.

• Experience with Helm, Kubernetes operators, ingress controllers, and observability platforms.

• Experience operating real-time communications software in production.

Within 6 months, you’ll…

• Contribute production-ready features to the Teams bot application.

• Independently diagnose and resolve common audio/video streaming problems.

• Deploy and troubleshoot the application in Kubernetes environments.

• Improve the reliability, test coverage, scalability, and observability of the media pipeline.

What we offer.

Reality Defender offers the following benefits to all our employees, regardless of location:

• Healthcare plans with 100% premium coverage for employees and partial coverage available for dependents

• Dental and Vision plans with 100% premium coverage for employees and their dependents

• Short/Long-term disability and life insurance plans with 100% premium coverage for employees

• FSA/HSA and 401k programs

• Equity compensation

• 20 days of PTO per year

• 12 weeks of Parental Leave

• Learning and Development budget

• Monthly wellness benefits

• Annual company-sponsored offsite

For employees working from Reality Defender’s HQ in NYC, we offer the following benefits:

• Daily in-office lunch through UberEats

• Commuter benefits

• Remote Fridays

• Happy Hours and other local events