Cresta

Verified Job Source

Turn every interaction into a competitive advantage with the AI operating system for customer experience.

Sunnyvale, California

Software Development

501–1,000 people

About

Cresta is the AI operating system for customer experience, where human and AI agents work together to power the entire customer lifecycle. Cresta automates conversations and back-office processes, augments human work, and puts insight into action, so each conversation makes the next one better. Companies like United Airlines, CVS Health, and Marriott use Cresta to turn every interaction into a competitive advantage. Learn more at Cresta.com.

Open positions

Senior Infrastructure Engineer/SRE

On-site

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…

Forward Deployed Product Manager, AI Agent

On-site

Special Projects, AI Agents Team

On-site

Senior Mobile Software Engineer - Android & iOS

Remote · Canada, United States

Build and maintain Cresta’s frontend platform, develop reusable and well-tested system components, and collaborate with product, engineering, and customers to deliver platform improvements. Expand the product to native and hybrid mobile applications by building Android and iOS SDKs for AI agent integrations.

Software Engineer Intern

On-site · Toronto

You will collaborate with senior engineers to write and push high-quality code for both frontend and backend. Additionally, you will work on building products that leverage ML/AI technologies.

Senior Windows Native Application Engineer (Screen Recording)

Remote · , Alberta, Canada, , British Columbia, Canada, , Ontario, Canada, Toronto, Ontario, Canada

The role involves building and maintaining a robust platform for frontend development, focusing on desktop screen capturing and analytics systems. The engineer will work closely with product and engineering teams to enhance compliance and QA processes.

Senior Software Engineer, Backend - Platform Team

Remote · United States, Canada

Architect and build scalable backend systems for agent assist integrations and authentication frameworks. Ensure high availability and security for real-time conversation systems within complex enterprise ecosystems.

Senior Machine Learning Engineer

Remote · United States, Canada

Design, develop, and deploy AI Agent solutions and proprietary models while focusing on practical AI challenges. Collaborate with cross-functional teams to integrate AI Agents into customer solutions and lead initiatives to scale AI systems for production environments.

Senior Forward Deployed Engineer (AI Agent)

Remote · Canada

As an AI Agent Engineer, you will develop, configure, deploy, and optimize AI agents while ensuring high-impact deployments. You will collaborate with customers and internal teams to gather requirements and refine solutions.

AI Quality Assurance Intern

On-site · Toronto

As an AI Quality Assurance Intern, you will evaluate the behavior, accuracy, and reliability of Cresta’s AI systems. You will execute structured test plans, validate intents and workflows, and provide actionable feedback to improve AI models.

Machine Learning Engineering Intern

Remote · United States, Canada

Design, develop, and deploy AI Agent solutions and proprietary models while collaborating with cross-functional teams. Focus on practical AI challenges and lead initiatives to scale AI systems for production environments.

Product Design Intern for AI and Human Agents Platform

On-site · Toronto

You will generate novel UX ideas for Conversation Intelligence and analyze user and business challenges to propose feasible solutions. Collaborate with engineers to bring designs to life and support user research to inform designs.

Senior Software Engineer, Frontend (Platform)

Hybrid

The role involves playing a substantial part in the platform frontend engineering team, working closely with product and engineering teams to build and improve the Cresta platform. Responsibilities also include developing high-quality system components and identifying product improvement opportunities.

Forward Deployed Engineering Intern (AI Agent)

Remote · Canada

As a Forward Deployed Engineering Intern, you will assist in developing and configuring AI agents, build and test integrations, and support performance tuning. You will work with customers and internal teams to understand requirements and iterate on solutions.

Senior Software Engineer, Backend (AI Agent Integrations)

Remote · Toronto, Ontario, Canada

The Senior Software Engineer will design, scale, and operate distributed services for Cresta’s voice ecosystem. Responsibilities include leading the development of backend microservices and collaborating with cross-functional teams to implement innovative features.

Senior Software Engineer, Backend (AI Agent Runtime)

Remote · United States

The role involves designing, building, and maintaining low-latency serving stacks for ML models, as well as automating training pipelines and optimizing performance at scale. Additionally, the engineer will create reusable SDKs and mentor others on production ML best practices.

Infrastructure Engineer/SRE

Remote · Canada

You will design and build core infrastructure to empower engineering workflows and ensure the reliability of multi-cloud Kubernetes clusters. Additionally, you will focus on automating operations and building machine learning infrastructure to support AI model training and deployment.

Staff Software Engineer, Backend

Remote · United States, Canada

Design and build scalable backend services to integrate AI Agents with CCaaS platforms for real-time customer conversations. Architect systems for conversation state management and seamless AI-to-human handoffs while ensuring high availability and security.