Senior Quality Assurance Engineer

Kastle Systems; Falls Church (VA); Hybrid; USD 80,000 - 110,000; Full time

Job summary

Kastle Systems is looking for an experienced QA Engineer to join our team in Falls Church, VA. This hybrid position allows you to work on cutting-edge technology, focusing on software testing including functional, performance, and end-to-end assessments of our flagship products.

Ideal candidates will have 5+ years in software testing, solid programming skills, and familiarity with a variety of tech stacks such as Angular and Python. Join us in delivering smarter security solutions for a safer world.

Qualifications

• 5+ years of experience testing software for mass-market products.
• Strong programming skills required.
• Experience with various technologies including Angular, React, PHP, Python, C, C++, and Rust.

Responsibilities

• Develop and execute test cases for software.
• Collaborate with product management for test requirement development.
• Conduct end-to-end product functional testing.

Skills

Software Development Engineer in Test skills

Functional testing

Performance testing

End-to-end testing

Programming skills

Education

Bachelor’s degree

Advanced degree

Tools

Jira

Git

Bitbucket

Selenium

Appium

Jest

pytest

Job description

Overview

Join the leader in providing smarter solutions for a safer world.

At CheckVideo, we are transforming video security with our AI-enabled cameras. Thousands of customers depend on us every day for mission‑critical security, delivered through cloud infrastructure. This is a hybrid position in Falls Church, VA that offers an opportunity to work on the cutting edge of technology with a great team and make meaningful contributions every single day. We are looking for an experienced QA Engineer responsible for software testing, specifically functional, performance, and end‑to‑end testing of CheckVideo flagship product assets. Additional duties include reviewing high‑level product requirements and system/software designs.

Responsibilities

• Perform as a Software Development Engineer in Test with strong programming skills
• Collaborate with product management to gather requirements and develop test cases
• Work with dev teams using a shift‑left approach for earlier testing
• Execute test cases and review/document results in Jira
• Conduct end‑to‑end product functional testing in beta environment
• Develop automation testing framework and test tools for performance testing
• Perform regression testing to certify products for production rollout
• Replicate production issues in controlled beta/QA environment

Qualifications

• Education: Bachelor’s degree required; Advanced degree preferred
• Experience: 5+ years of testing software for mass‑market products
• Tech stack: Angular, React, Vue, PHP, Python, C, C++, Rust, Linux
• Test frameworks: Jest, pytest, Zephyr, Selenium, Appium
• Source code control systems: Git, Bitbucket
• Databases: RDS, MySQL, PostgreSQL, Redis, DynamoDB, Vector databases

Helpful but not required

• Experience with media codecs and streaming protocols
• Prior experience with video processing

Company Overview

Kastle Systems is the leader in managed security, 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. Delivering a world class customer experience drives everything we do, and Kastle’s mission is to be our customers’ best service provider and to ensure that their security is the most effective, efficient and convenient. Kastle's integrated security solution, including access control, video, and remote video monitoring, significantly reduces costs and improves the critically important 24x7 performance for building owners, developers and tenants.

Equal Opportunity Statement

At Kastle, we believe that diversity makes us stronger — at work and in the world. Kastle Systems International, LLC is an Equal Opportunity / affirmativeness employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, age, protected veteran status, marital status, pregnancy or any other basis protected by applicable federal or state laws.