# Senior Software Engineer, Trust & Safety

**Company:** [Vercel](https://hotfix.jobs/companies/vercel)
**Location:** Remote
**Role:** Fullstack Engineering
**Salary:** $196k – $294k/yr
**Experience:** 5+ years
**Skills:** JavaScript, TypeScript, Python, LLMs, AWS, Prompt Engineering, Security Engineering, Data Analysis
**Posted:** 2026-02-02

> Build and operate Trust & Safety systems to detect and mitigate abuse at scale using LLMs, security engineering, and data analysis. Requires 5+ years experience in abuse prevention or security, proficiency in JavaScript/TypeScript/Python, and AWS knowledge.

## Job Description

## What you will do:
- Analyze threat actor behavior and evolving abuse patterns across large, heterogeneous datasets to inform detection logic, policy decisions, and scalable mitigations.
- Research, prototype, and implement state-of-the-art LLM-driven techniques for abuse detection, classification, and prevention.
- Design and develop production-ready systems that detect and disrupt abusive behavior across the Vercel platform.
- Build, maintain, and fine-tune internal tools, datasets, and evaluation pipelines for trust and safety workflows.
- Collaborate closely with security, product, and infrastructure teams to bring research ideas into stable, scalable production systems.

## About You:
- 5+ years of experience in abuse prevention, trust & safety, or security engineering.
- Strong programming skills in **JavaScript/TypeScript** and **Python**.
- Hands-on experience working with **LLMs**, including prompt engineering, evaluation, and fine-tuning.
- Solid understanding of cloud infrastructure, including **AWS**.
- Strong understanding of real-world threat actor behavior and abuse tactics.
- Experience owning systems end-to-end, from initial research through production deployment and iteration.

## Benefits:
- Competitive compensation package, including equity.
- Inclusive Healthcare Package.
- Learn and Grow - mentorship and events.
- Flexible Time Off.
- Gear and WFH budget provided.

**San Francisco, CA base pay range: $196,000 - $294,000 USD.** Actual salary based on skills, experience, and location.

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