Senior Product Engineer, Cresta Labs

Stack

Responsibilities

• ▹Build zero-to-one AI product experiences from concept through prototype, validation, and productionization
• ▹Work with users, product managers, designers, researchers, 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 needs improvement
• ▹Create demos, product notes, and technical documentation to help teams align and move faster

Requirements

• ▹5+ years as a software/ML engineer on user-facing systems with strong full-stack skills
• ▹Experience shipping products or major features with end-to-end ownership
• ▹Hands-on experience with LLMs, AI agents, AI workflows, or applied ML products
• ▹Strong product judgment and ability to simplify complex technical ideas into intuitive UX
• ▹Comfort working in ambiguous problem spaces
• ▹Strong communication skills across cross-functional audiences

Nice to have

• ▹Experience designing evaluation and testing frameworks for ML systems
• ▹Practical validation approach (user research, instrumentation, metrics)
• ▹Previous experience in a startup or fast-paced product environment

Soft skills

What we offer

• ▹Comprehensive medical, dental, and vision coverage for you and your family
• ▹Flexible PTO
• ▹Paid parental leave for all new parents
• ▹Retirement savings plan
• ▹Remote work setup budget
• ▹Monthly wellness and communication stipend
• ▹In-office meal program and commuter benefits
• ▹Base salary: $190,000–$270,000 + equity

About the company

Cresta unlocks the true potential of the customer experience with its unified AI platform combining conversational AI agents, real-time human agent augmentation, and conversation intelligence. Born from the Stanford AI Lab, it has raised over $270 million from leading investors including a16z, Greylock, and Sequoia.