18 days ago
Base Salary
$230k - $390k/yr
Responsibilities
- Build feedback loops, evaluation systems, memory, signals, and decisioning infrastructure that enable agents to improve over time.
- Design and ship long-horizon agents that pursue business outcomes across voice, SMS, email, and other channels.
- Create reusable systems, abstractions, and tools that accelerate future Horizon agent launches.
- Build across orchestration, integrations, data, memory, signals, decisioning, observability, and multi-channel engagement.
- Work directly with customers to understand complex business processes and shape Horizon’s architecture and roadmap.
- Convert validated proofs of concept into durable product capabilities and support successful deployment handoffs.
Requirements
- Experience building and scaling end-to-end production systems.
- Strong platform and systems engineering fundamentals.
- Ability to move between customer problems, product design, and technical implementation.
- Strong technical judgment in ambiguous and fast-changing environments, with a builder’s mindset and ability to take products from zero to one.
- Comfort working directly with customers and understanding complex business processes.
- High agency, adaptability, and clear communication.
- At least two years of professional software engineering experience.
- Experience with Python, TypeScript, or Go and React.
- Preferred experience as a founder, founding engineer, or early startup engineer.
- Preferred experience with workflow, orchestration, event-driven, distributed, platform, or reusable infrastructure systems.
- Preferred experience building or deploying AI and LLM-powered products.
- Preferred familiarity with enterprise integrations, APIs, data pipelines, and systems of record.
- Preferred experience in complex industries such as financial services or healthcare.
Benefits
- Flexible unlimited paid time off.
- Medical, dental, and vision benefits for employees and families.
- Life insurance and disability benefits.
- Retirement plan dependent on country of employment.
- Parental leave.
- Fertility and family-building benefits through Carrot.
- Lunch, snacks, and coffee.
- Discretionary benefit stipend.
- Free alphorn lessons.
- Eligible full-time employees may participate in Sierra’s equity plans; benefits may vary by region.
- The company is primarily in-person and based in San Francisco, with offices across North America, Europe, and Asia.
Tech Stack
Categories
About Sierra
Sierra builds an enterprise conversational AI platform that powers customer service and other customer-facing interactions for large organizations. The company sells SaaS and deployed solutions that integrate with enterprise systems and meet security and compliance requirements. Headquartered in San Francisco with offices across North America, Europe, and Asia-Pacific, Sierra was co-founded by Bret Taylor and Clay Bavor, longtime leaders at Salesforce, Facebook, and Google.