Hiring: Principal Software Engineer Company: Kastle Systems Location: Falls Church, VA Job Posted Time: 2026-09-16 16:29:12 Employment Type: Hybrid Target Skills & Keywords : AWS, Ansible, Azure, Bitbucket, C, C++, Chef, Computer Vision, Deep Learning, Docker, GCP, Git, GitLab, GitOps, Jenkins, Kubernetes, LLM, Linux, Puppet, PyTorch, Python, TensorFlow, Terraform About the job Experience: •Strong skills in troubleshooting production issues •Infrastructure management tools such as Ansible, Chef, Puppet, or Terraform •Designing and developing services using distributed systems principles •Media codecs and streaming protocols. Examples include: H.264 (AVC), RTSP (Real Time Streaming Protocol), H.265 (HEVC), ONVIF, or others •Our CheckVideo division is transforming video security with AI-enabled cameras. Thousands of customers depend on us every day for mission-critical security, delivered through our cloud infrastructure. Required Skills: •Develop, test & deploy CheckVideo applications in a secure manner •Develop in a Linux environment using source code control system and deployment pipelines •Maintain and update production software as necessary •Scale and tune for performance to meet production demand •Secure our software by addressing any vulnerabilities and by writing high-performing, scalable, and secure software to meet customer demands. •Follow SDLC best practices for scalability, reliability & observability Qualifications: •Bachelors degree required; Advanced degree preferred •At least 7 years of experience developing and shipping software for mass market products •Knowledge & experience with the SDLC and programming languages: Python, C, C++ and Go •AI Training & Inference: LLM (Large Language Models), Deep Learning, Computer Vision, PyTorch, TensorFlow •Cloud computing: AWS, GCP, Azure, Docker, Kubernetes •Source code management systems such as Git and Bitbucket •DevOps tools: Jenkins, Gitlab, GitOps Compensation: •$150,000 - $175,000 / year •Competitive benefits and rewards package Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!