Senior Backend Engineer, AI Agents & Scalable Cloud Systems

Cresta; United States; Remote; USD 205,000 - 270,000; Full time

Benefits offered by this job

Medical, dental, and vision coverage

Flexible PTO

Parental leave

Retirement savings plan

Remote work setup budget

Wellness stipend

In-office meals and commuter benefits

Job summary

Cresta is seeking a Senior Software Engineer to design and scale backend architectures that power our AI Agent platform. You will ensure high availability, performance, and seamless integration with frontend and ML teams in a fast-paced cloud environment.

You will own API design (gRPC/REST), optimize data flows, and lead reliability initiatives across production systems. The role offers competitive, location-based pay in the United States, equity, and comprehensive benefits.

Qualifications

• Bachelor’s degree in Computer Science or a related field.
• 5+ years in backend system architecture, cloud services, or related tech.
• Experience designing robust APIs (gRPC, REST) and scalable microservices.

Responsibilities

• Design, develop, and maintain scalable backend architectures for Cresta’s AI Agent solutions.
• Collaborate with frontend and ML engineers for seamless integration.
• Lead scalability and reliability improvements in production environments.
• Optimize server responses and process large data volumes efficiently.
• Improve security, cost-efficiency, and performance of backend systems.

Skills

Backend architecture

APIs gRPC/REST

Kubernetes

Docker

Cloud services

AI Agent systems

Education

Bachelor’s degree in Computer Science or related field

Tools

PostgreSQL

NoSQL databases

Job description

Cresta is seeking a Senior Software Engineer to design and scale backend architectures that power our AI Agent platform. You will ensure high availability, performance, and seamless integration with frontend and ML teams in a fast-paced cloud environment.

You will own API design (gRPC/REST), optimize data flows, and lead reliability initiatives across production systems. The role offers competitive, location-based pay in the United States, equity, and comprehensive benefits.