AI Prompt Engineer (Skills & Prompts, PhD Required)
Pixalate, Inc.2 months ago
Lahore, PakistanSenior
Responsibilities
- Author and maintain Claude skills, plugins, and system prompts for production customer-facing agents.
- Design agent behavior around clarifying questions, requirements gathering, tool selection, and confidence boundaries.
- Version prompts and skills, document changes, and debug hallucinations, incorrect tool use, missed questions, and context exhaustion.
- Define correctness criteria, build evaluation suites and ground-truth datasets, and catch regressions before release.
- Engineer context strategies and collaborate on MCP tool surfaces, descriptions, cost, latency, and accuracy.
- Protect agents against prompt injection, data leakage, unsafe tool use, and inaccurate or overstated findings.
Requirements
- PhD in Computer Science, AI, Machine Learning, or a related field, or an exceptional research track record.
- Demonstrated experience building and shipping LLM agents to real users rather than only prototypes or demos.
- Hands-on experience with agent skills, plugins, system prompts, or equivalent agent-behavior tooling.
- Demonstrated evaluation discipline, including building an evaluation suite, defining ground truth, and identifying regressions.
- Strong written English and working proficiency in Python or TypeScript, with comfort reading the relevant codebase.
- Understanding of tool-calling/function-calling, agent tool selection, prompt injection, PII handling, and customer-facing AI failure modes.
- Ad-tech, digital advertising, or fraud-detection experience is strongly preferred, including programmatic, DSP, SSP, CTV, or IVT concepts.
- MCP or similar tool-integration standards, LLM observability and tracing, retrieval systems, SQL, and large-dataset analysis are preferred.
- Willingness to work with some U.S. timezone overlap and learn the ad-tech domain deeply when needed.
Benefits
- Full-time remote role based in Pakistan with a casual remote work environment.
- Flexible hours and monthly internet reimbursement.
- Opportunity for advancement and professional development.
- Annual team events and participation in a high-performing global team.
Tech Stack
Categories
About Pixalate, Inc.
Pixalate builds fraud detection, privacy, and compliance analytics for digital advertising, used by advertisers, publishers, and ad platforms across CTV, mobile, and web. Its products include MRC-accredited sophisticated invalid traffic (SIVT) measurement and tools that support COPPA/child-privacy compliance. Founded in 2012 and privately held, Pixalate is headquartered in Washington, DC, and has been recognized by UNICEF as a key innovator in protecting children’s online privacy.