Senior Software Engineer, Backend – AI Agent

Cresta

Senior Software Engineer at Cresta developing reliable backend architectures for AI Agents. Collaborating with teams to ensure high performance and availability in production environments.

Posted 7/16/2026full-timeRemote • 🇺🇸 United StatesSenior💰 $205,000 - $270,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in backend system architecture and cloud services, with a strong focus on designing robust APIs, optimizing database performance, and implementing security measures for AI Agent solutions. Proven ability to collaborate with cross-functional teams to enhance system scalability and reliability in production environments.

Highest-signal resume keywords

Backend System ArchitectureAPI Design and MaintenanceCloud Services (AWS, Azure, Google Cloud)Containerized Application Deployment (Kubernetes, Docker)Database Schema Design and Query Optimization

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Backend System ArchitectureAPI DesignGRPCRESTSQLNoSQLDatabase OptimizationCloud SecurityMicroservices ArchitecturePerformance Improvement

Tools & Technologies

KubernetesDockerAWSAzureGoogle Cloud

Industry Keywords

AI Agent SystemsVirtual AgentScalabilityReliabilityCross-Functional Collaboration

Tech Stack

Tools & technologies

AWSAzureCloudDockerGRPCKubernetesMicroservicesNoSQLSQL

About the role

Key responsibilities & impact

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.

Requirements

What you’ll need

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

Comp & perks

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