Software Engineer II - AI Security & ML

Abnormal AI, Inc.; United States; On-site; USD 149,000 - 215,000; Full time

Job summary

Abnormal AI, Inc. is seeking a Software Engineer II to build customer-facing security features and the supporting software.

You will work with ML Engineers, Data Scientists, and other engineers to deploy detection services, AI agents, and model evaluation workflows in production for our Email Security product. Strong software engineering skills and practical ML experience are valued as you contribute to reliable, scalable solutions that help detect attacks while reducing false positives and

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, Information Systems, or related field.
• 2+ years of software design and development experience.
• Experience with backend services or data-intensive applications where reliability and performance matter.
• Strong programming skills in a general-purpose language and knowledge of data structures and software design.
• Experience with automated tests and diagnosing production issues through logs and metrics.
• Ability to translate product requirements into practical design with guidance on technical decisions.
• Clear technical communication and collaboration with engineers.

Responsibilities

• Build backend services and data pipelines for customer-facing security features.
• Integrate machine learning models and large language models into detection and investigation workflows.
• Develop AI agents that analyze suspicious activity and support security investigations.
• Build tools that make model training repeatable and agent-driven, and help engineers evaluate AI systems.
• Evaluate changes against real attack patterns and investigate missed attacks and false positives.
• Improve system reliability and performance within latency and cost limits.
• Write tested, readable code and contribute to technical designs and code reviews.
• Own well-defined features from design through release and monitor their behavior in production.

Skills

Backend development

Data-intensive applications

Programming (general)

Automated tests

Technical communication

Data structures

Education

Bachelor's degree in CS/Software Engineering

Tools

Python

Go

Data pipelines

Job description

Abnormal AI, Inc. is seeking a Software Engineer II to build customer-facing security features and the supporting software.

You will work with ML Engineers, Data Scientists, and other engineers to deploy detection services, AI agents, and model evaluation workflows in production for our Email Security product. Strong software engineering skills and practical ML experience are valued as you contribute to reliable, scalable solutions that help detect attacks while reducing false positives and