Senior Product Engineer

About the Position

Cresta unlocks the true potential of the customer experience, turning every conversation into a competitive advantage. Cresta’s unified AI platform combines conversational AI agents, real-time human agent augmentation, and comprehensive conversation intelligence to drive revenue and efficiency gains across every channel. The world’s leading companies, including United Airlines, Cox Communications, and Marriott, use Cresta to power world-class customer experiences every day.

Born from the Stanford AI Lab, Cresta has raised more than $270 million from the world’s leading investors, including a16z, Greylock, and Sequoia. Cresta’s leadership includes some of the leading minds in AI today. Our CEO, Ping Wu, founded and led Google's Contact Center AI and Vertex AI platforms before joining Cresta to build the future of AI-driven customer experiences.

Over the next few years, AI is going to redefine how people all over the world interact with businesses every day. Come build that future at Cresta.

Responsibilities

• Build zero-to-one AI product experiences from early concept through prototype, validation, and productionization.
• Work with users, product managers, designers, researchers, engineers, and customer-facing teams to identify high-impact opportunities.
• Translate ambiguous customer needs and product ideas into clear workflows, interfaces, and technical designs.
• Build and improve AI agent development, testing, evaluation, monitoring, and optimization workflows.
• Use product data, user feedback, and evaluation results to understand what is working and what needs to improve.
• Create clear demos, product notes, technical docs, and recommendations that help teams align and move faster.
• Help define the product and technical bar for AI-native experiences at Cresta.

Requirements

• 5+ years as a software/ML engineer on user-facing systems with strong full-stack engineering skills.
• Experience building and shipping products or major features with significant end-to-end ownership.
• Hands-on experience with LLMs, AI agents, AI workflows, or applied ML products.
• Strong product judgment and the ability to simplify complex technical ideas into intuitive user experiences.
• Comfort working in ambiguous problem spaces where the right answer is not yet obvious.
• Ability to move quickly from idea to prototype while maintaining strong engineering rigor.
• Strong communication skills, especially when explaining technical concepts to cross-functional audiences.

Nice to Have

• Experience designing and building evaluation and testing frameworks for machine learning systems.
• A practical approach to validation, including user research, instrumentation, metrics, and evaluation.
• Previous experience in a startup or fast-paced product environment.

We Offer

• Comprehensive medical, dental, and vision coverage with plans to fit you and your family.
• Flexible PTO to take the time you need, when you need it.
• Paid parental leave for all new parents welcoming a new child.
• Retirement savings plan to help you plan for the future.
• Remote work setup budget to help you create a productive home office.
• Monthly wellness and communication stipend to keep you connected and balanced.
• In-office meal program and commuter benefits provided for onsite employees.

Compensation

Cresta’s approach to compensation is simple: recognize impact, reward excellence, and invest in our people. We offer competitive, location-based pay that reflects the market and what each individual brings to the table.

The posted base salary range represents what we expect to pay for this role in a given location. Final offers are shaped by factors like experience, skills, education, and geography. In addition to base pay, total compensation includes equity and a comprehensive benefits package for you and your family.

Salary Range: $190,000–$270,000 + Offers Equity

About the Company

Cresta is at the forefront of AI-driven customer experiences, combining conversational AI agents, real-time human agent augmentation, and comprehensive conversation intelligence to drive revenue and efficiency gains across every channel. Our platform is trusted by the world’s leading companies, including United Airlines, Cox Communications, and Marriott, to power world-class customer experiences every day.

We are backed by leading investors such as a16z, Greylock, and Sequoia, and our leadership team includes some of the leading minds in AI today. Our CEO, Ping Wu, founded and led Google's Contact Center AI and Vertex AI platforms before joining Cresta to build the future of AI-driven customer experiences.

Join us as we redefine how people all over the world interact with businesses every day.