Senior/Staff Backend Engineer (AI Agent)

Note

The job is a remote job and is open to candidates in USA. Cresta is a $1.6B enterprise AI platform born out of the Stanford AI Lab, transforming how Fortune 500 companies run their contact centers. The Staff Backend Engineer (AI Agent) will design and maintain scalable server architectures for AI solutions, ensuring high availability and performance while collaborating with cross-functional teams.

Responsibilities

• Design, develop, and maintain scalable and robust backend architectures for Cresta’s AI Agent solutions and proprietary models
• Collaborate with cross-functional teams including frontend engineers, machine learning engineers to ensure seamless integration of AI Agents into Cresta’s customer solutions
• Lead initiatives to enhance system scalability and reliability in production environments, focusing on backend services that support AI functionalities
• Drive efforts to optimize server response times, process large volumes of data efficiently, and maintain high system availability
• Innovate and implement security measures, cost-reduction strategies, and performance improvements in backend systems supporting AI Agents

Skills

• Bachelor's degree in Computer Science or a related field
• 5+ years of experience in backend system architecture, cloud services, or related technology fields
• Proficient in designing and maintaining clear and robust APIs with a strong understanding of protocols including gRPC, REST
• Previous experience working with Virtual Agent or AI Agent systems
• Experience in high-performance database schema design and query optimization, including knowledge of SQL and NoSQL databases
• Experience in containerized application deployment using Kubernetes and Docker in microservices architectures
• Experience with cloud environments such as AWS, Azure, or Google Cloud, with a strong understanding of cloud security and compliance standards

Benefits

• We offer Cresta employees a variety of medical, dental, and vision plans, designed to fit you and your family’s needs
• Paid parental leave to support you and your family
• Monthly Health & Wellness allowance
• Work from home office stipend to help you succeed in a remote environment
• Lunch reimbursement for in-office employees
• PTO: 3 weeks in Canada

Company Overview

• Cresta is a $1.6B enterprise AI platform born out of the Stanford AI Lab, transforming how Fortune 500 companies run their contact centers. It was founded in 2017, and is headquartered in Palo Alto, California, USA, with a workforce of 201-500 employees. Its website is https://www.cresta.com.

Company H1B Sponsorship

• Cresta has a track record of offering H1B sponsorships, with 3 in 2026, 9 in 2025, 6 in 2024, 2 in 2023, 10 in 2022, 4 in 2021, 3 in 2020. Please note that this does not guarantee sponsorship for this specific role.