Software Development Engineer in Test, AI Platform

Dexmate

$120K — $150K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 4+ years as SDET, QA Automation Engineer, or related role.
  • Proficient in TypeScript, JavaScript, Rust, Python, Java, Go, or similar languages.
  • Experience with web applications, APIs, and cloud software testing.
  • Hands-on with test automation tools like Playwright, Cypress, Selenium.
  • Familiar with performance/load testing tools such as k6, JMeter, or Gatling.
  • Strong attention to detail and debugging skills.

Responsibilities

  • Build and maintain automated tests for diverse software environments.
  • Conduct manual and exploratory testing for new and existing features.
  • Validate UI against product requirements and design specs.
  • Perform performance, load, stress, and reliability testing.
  • Test authentication, authorization, and data security flows.
  • Validate software releases through regression and fault-injection testing.

Benefits

  • Opportunity to shape the testing foundation in an innovative robotics company.
  • Collaborative work environment with product and engineering teams.
  • Exposure to cutting-edge technologies in robotics and AI systems.
  • Potential to influence QA processes as the first dedicated SDET hire.
Full Job Description
Role Overview

We are looking for our first dedicated Software Development Engineer in Test (SDET) to help build a strong quality foundation for the software that powers embodied robots. You will work closely with our software engineering, product, and design teams to test new features, build automation, identify bugs, improve reliability, and ensure our software is secure, scalable, and production-ready.

Responsibilities
  • Build and maintain automated tests for robot software, APIs, backend services, web applications, and end-to-end workflows spanning from cloud to physical robot.
  • Perform manual, exploratory, regression, and release testing for new and existing features.
  • Validate UI implementation against product requirements and design specifications.
  • Conduct performance, load, stress, and reliability testing for critical software workflows.
  • Test account systems, authentication, authorization, permissions, and data security flows.
  • Validate software releases at software and robot level, including regression, fault-injection, and recovery testing.

Qualifications
  • 4+ years of experience as an SDET, QA Automation Engineer, Software Engineer in Test, or similar role.
  • Strong coding ability in TypeScript, JavaScript, Rust, Python, Java, Go, or similar language.
  • Experience testing modern web applications, APIs, backend services, and cloud-based software.
  • Hands-on experience with test automation tools such as Playwright, Cypress, Selenium, or similar.
  • Experience with performance or load testing tools such as k6, JMeter, Gatling, Locust, or similar.
  • Strong attention to detail, debugging ability, and clear written communication.

Preferred Qualifications
  • Experience as the first or early QA/SDET hire at a startup or fast-moving engineering team.
  • Familiarity with CI/CD, cloud infrastructure, databases, authentication systems, and observability tools.
  • Interest in robotics, AI platforms, developer tools, or physical AI systems.

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