Kastle Systems

Principal Software Engineer

Kastle Systems • $150K — $175K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree required; Master's degree preferred.
  • At least 7 years of experience in software development and deployment.
  • Proficient in the software development lifecycle (SDLC) and key programming languages: Python, C, C++, and Go.
  • Experience with AI training and inference, particularly with LLMs, Deep Learning, and computer vision tools like PyTorch and TensorFlow.
  • Hands-on experience with cloud platforms (AWS, GCP, Azure) and containerization tools (Docker, Kubernetes).
  • Familiarity with source code management systems, mainly Git and Bitbucket.
  • Demonstrated ability in troubleshooting production issues effectively.

Responsibilities

  • Develop, test, and deploy CheckVideo applications securely.
  • Work in a Linux environment utilizing source code control and deployment pipelines.
  • Maintain and update production software based on operational needs.
  • Scale and optimize software performance to handle production demands effectively.
  • Address software vulnerabilities while writing secure, high-performing code that meets customer needs.
  • Implement SDLC best practices focusing on scalability, reliability, and observability.

Benefits

  • Medical, Dental, and Vision insurance.
  • 401K retirement plan.
  • Tuition and training assistance.
  • Lifestyle assistance through BrightHorizons.
  • Wellness program initiatives.
  • Generous paid time off and holiday schedule.
  • Certified Great Place to Work status.
Full Job Description
Overview

We are looking for an experienced Principal Software Engineer who will be responsible for developing and maintaining our flagship product assets. This includes the architecture, design, development & testing of CheckVideo applications. This is an exciting position to work on the cutting edge of technology with a great team and make a meaningful contribution every single day. This is a hybrid position based out of our Falls Church, Virginia office.

In addition to a great work environment, we provide excellent benefits (Medical/Dental/Vision, 401K, Tuition/Training Assistance, BrightHorizons Lifestyle Assistance, Wellness Program, Paid Time Off & Holidays, etc.) and we are proud to be a Certified Great Place to Work.

Responsibilities

  • 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
  • Experience with the following:
    • 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
    • Databases and NoSQL experience
  • Strong skills in troubleshooting production issues

Preferred, but not required:
  • Experience with:
    • 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

Company Overview

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.

The property technology space is growing rapidly, and Kastle is leading the way. Kastle is the premier provider of property technology solutions, with a track record of introducing innovative technologies to serve over 460M square feet of real estate globally. Clients span the commercial and multifamily real estate, education, and construction industries and the customers they serve.

The anticipated base salary range for this position is $150,000 - $175,000 annually, depending on experience, skills, education, and other job-related factors. This range reflects base pay only and may not include bonus, commission, equity, or other incentive compensation, where applicable. Actual offers are determined individually based on the candidate's qualifications and internal equity considerations. Kastle Systems (and its affiliate, i2G) offers a competitive benefits package, which may include medical, dental, and vision coverage, paid time off, and other benefits, depending on the position and location.

About Kastle Systems

Kastle Systems is a security services company that provides access control and video surveillance solutions to commercial and residential properties. The company's products and services include keyless entry systems, visitor management systems, and remote video monitoring. Kastle Systems was founded in 1972 and is headquartered in Falls Church, Virginia. The company has a team of experienced professionals who are dedicated to providing high-quality security solutions to their clients. Kastle Systems has been recognized for its innovative products and services, and has won numerous awards for its work.
Learn more about Kastle Systems
Size
500 employees
Industry

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