Amadeus Search
Founding Full Stack Software Engineer
Amadeus Search, Los Angeles, California, United States, 90079
Role:
Founding Full Stack Software Engineer Location:
On-site, Los Angeles, CA (Santa Monica) Compensation:
$160k-$220k + 0.2-0.4% equity Work Policy:
Full-time, fully on-site, long-hour YC-style culture; relocation support available (no visa sponsorship) About the Company
A stealth-mode cybersecurity + AI startup backed by top accelerators, building
autonomous AI agents
that discover, exploit, and patch vulnerabilities in web applications at scale. These agents leverage principles of human penetration testers, enabling enterprises to keep pace with the rapid increase in AI-generated code. Small, focused founding team with backgrounds in AI and security. Responsibilities Architect and develop scalable full-stack systems with emphasis on backend performance. Design and build APIs in Python to power AI agent frameworks. Create backend services using RESTful APIs/GraphQL, with PostgreSQL as the primary database. Contribute to AI-driven cybersecurity agent systems. Optimize backend systems (Docker, Kubernetes, distributed architecture). Collaborate closely with founders and cross-functional team in a fast-paced, high-intensity environment. Qualifications Strong backend/full-stack engineering experience, ideally in early-stage startup settings. Expertise in
Python, API design, PostgreSQL , and distributed backend architecture. Familiarity with
LLMs, AI agents, and AI libraries . Experience with CI/CD pipelines, Git-based workflows, and Agile tools. Strong systems thinking and ability to build scalable, reusable backend components. Bonus: Cybersecurity knowledge (vulnerabilities, security tools) and experience serving LLMs in production. Tech Stack Backend: Python, PostgreSQL, Docker, Kubernetes Frontend: Next.js, React, JavaScript AI/ML: LLMs, AI agent frameworks, AI dev tools Why Join Ground-floor opportunity at a YC-backed cybersecurity + AI company. Significant ownership (equity) with high upside. Work directly on
agentic AI architectures
that tackle one of the fastest-growing problems in software security. Build alongside a small, driven founding team in Los Angeles.
Founding Full Stack Software Engineer Location:
On-site, Los Angeles, CA (Santa Monica) Compensation:
$160k-$220k + 0.2-0.4% equity Work Policy:
Full-time, fully on-site, long-hour YC-style culture; relocation support available (no visa sponsorship) About the Company
A stealth-mode cybersecurity + AI startup backed by top accelerators, building
autonomous AI agents
that discover, exploit, and patch vulnerabilities in web applications at scale. These agents leverage principles of human penetration testers, enabling enterprises to keep pace with the rapid increase in AI-generated code. Small, focused founding team with backgrounds in AI and security. Responsibilities Architect and develop scalable full-stack systems with emphasis on backend performance. Design and build APIs in Python to power AI agent frameworks. Create backend services using RESTful APIs/GraphQL, with PostgreSQL as the primary database. Contribute to AI-driven cybersecurity agent systems. Optimize backend systems (Docker, Kubernetes, distributed architecture). Collaborate closely with founders and cross-functional team in a fast-paced, high-intensity environment. Qualifications Strong backend/full-stack engineering experience, ideally in early-stage startup settings. Expertise in
Python, API design, PostgreSQL , and distributed backend architecture. Familiarity with
LLMs, AI agents, and AI libraries . Experience with CI/CD pipelines, Git-based workflows, and Agile tools. Strong systems thinking and ability to build scalable, reusable backend components. Bonus: Cybersecurity knowledge (vulnerabilities, security tools) and experience serving LLMs in production. Tech Stack Backend: Python, PostgreSQL, Docker, Kubernetes Frontend: Next.js, React, JavaScript AI/ML: LLMs, AI agent frameworks, AI dev tools Why Join Ground-floor opportunity at a YC-backed cybersecurity + AI company. Significant ownership (equity) with high upside. Work directly on
agentic AI architectures
that tackle one of the fastest-growing problems in software security. Build alongside a small, driven founding team in Los Angeles.