22 hours ago
New York, NY, USASenior / Staff+
Base Salary
$175k - $300k/yr
Responsibilities
- Build and ship end-to-end agentic systems that improve creative workflows while balancing quality, performance, and reliability.
- Design agent architectures for context gathering, planning, tool selection, and reliable execution at scale.
- Integrate state-of-the-art internal and external models into new production agent experiences.
- Measure and improve agent quality using experimentation, evaluation frameworks, and real-world feedback.
Requirements
- 5+ years of professional industry experience.
- Track record of designing and developing ML systems or agentic pipelines in production.
- Deep experience with context engineering, 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, ability to learn quickly, and ability to scope and deliver projects end-to-end in a fast-paced environment.
- Preferred: experience with multi-agent architectures, fine-tuning LLMs for specific use cases, and generative media or agentic AI technology.
- Preferred: startup founder or early engineering experience.
Benefits
- Comprehensive medical, dental, and vision plans.
- 401(k) with employer match.
- Commuter benefits.
- Catered lunch multiple days per week.
- Dinner stipend when working late.
- 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.