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Software Engineer
Career Insights for Software Developer / Engineer
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What they do
A Software Developer or Engineer designs or improves computer software. Oversees the entire software development process. Analyzes customer or user needs, designs programs, writes code or instructs computer programmers, tests design, and documents programs. May assist with upgrades or maintenance. May specialize in the design of computer applications or computer systems.
$162,138 / year median in California
-13% projected decline
Job Description
Software Engineer at Parameter Software Engineer at Parameter in BRISBANE, California Posted in about 20 hours ago.
Type:
full-time Company Description Parameter (YC W26) builds autonomous AI penetration testing solutions that continuously probe applications and infrastructure like an offensive security engineer. Its agents identify issues such as IDORs, broken access control, XSS, and cloud misconfigurations that traditional scanners often overlook. The company focuses on strengthening modern software systems against real-world security threats through automation and intelligent tooling. Formerly known as Hex Security, Parameter is backed by Y Combinator, Nexus Ventures, and Inovia Capital, offering a fast-paced, high-impact environment for engineers interested in security and AI. Role Description As a Software Engineer at Parameter, you will design, build, and maintain backend services that power autonomous AI pentesting agents. You will write production-quality code, implement APIs, integrate with cloud infrastructure, and optimize system performance and reliability. You will collaborate with security specialists, product managers, and other engineers to translate offensive security workflows into scalable software features and tools. This is a full-time, on-site role based in San Francisco, CA, where you will participate in code reviews, contribute to architectural decisions, and help improve engineering practices and automation across the stack. Qualifications Strong foundation in Computer Science, including algorithms, data structures, and systems concepts. Hands-on experience in Software Development and Programming in one or more modern languages (e.g., Python, Go, Rust, Java, or similar). Proficiency in Back-End Web Development, including RESTful APIs, microservices, and working with databases. Solid understanding and practical use of Object-Oriented Programming (OOP) principles in production systems. Familiarity with security concepts, penetration testing workflows, or interest in offensive security and AI-driven tooling. Experience with cloud platforms (e.g., AWS, GCP, Azure) and infrastructure-as-code or containerization is beneficial. Ability to write clean, testable code, perform code reviews, and collaborate in a fast-moving, high-ownership environment. Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.