14 hours ago
New York, NY, USASenior / Staff+
Base Salary
$175k - $300k/yr
Responsibilities
- Build and ship end-to-end agentic systems that improve creative video workflows.
- Design agent architectures for context gathering, planning, tool selection, and reliable task execution at scale.
- Integrate internal research and external models to create new agent experiences.
- Measure and improve agent quality in production through experimentation, evaluation frameworks, and user feedback.
Requirements
- 5+ years of professional industry experience.
- Experience designing and developing ML systems or agentic pipelines in production.
- Deep experience with context engineering, including RAG systems, token optimization, and context management at scale.
- Experience building evaluation systems and agentic infrastructure for context gathering, tool selection, and multi-step planning.
- Strong problem-solving fundamentals, rapid learning ability, and the capacity to scope and deliver projects end-to-end in a fast-paced environment.
- Preferred: experience with multi-agent architectures and fine-tuning LLMs for specific use cases.
- Preferred: experience as a startup founder or early engineer at a startup.
Benefits
- Comprehensive medical, dental, and vision plans.
- 401(k) with employer match.
- Commuter benefits.
- Catered lunch multiple days per week, a dinner stipend for late work, and a Grubhub subscription.
- Health and wellness perks.
- Multiple team offsites per year and monthly team events.
- Generous paid time off.
- Most roles require in-person work at the NYC headquarters in Union Square; benefits apply to full-time employees only.
Categories
About Mirage
At Mirage, we’re building full-stack foundation models and products that redefine video creation. Over 20 million content creators and businesses use Captions to reach their full creative and commercial potential.