Senior Cloud & Backend Architect for AI Security

Kai; San Jose (CA); On-site; USD 150,000 - 190,000; Full time

Benefits offered by this job

Generous compensation

Equity options

Job summary

Kai is hiring a senior cloud/backend engineer to help rebuild cybersecurity for the machine-speed era. You will design, build, and own microservices and distributed backend systems, delivering performant APIs and robust data pipelines.

You will mentor engineers, drive CI/CD and IaC practices, and ensure production-scale reliability across cloud platforms. The role requires 7+ years in backend/cloud engineering, strong API design skills, and hands-on experience with AWS and Azure.

Qualifications

• 7+ years of experience as a cloud or backend engineer.
• Experience designing and building microservices in a production cloud environment.
• Strong understanding of distributed systems—fault tolerance, consistency, and scalability at production scale.
• Strong experience designing APIs and building asynchronous systems with robust error handling.
• Hands-on experience with AWS, including serverless and cloud-native architectures.
• Experience with Azure services and Infrastructure as Code tools, such as API Management, Azure Functions, Azure SQL Database, Cosmos DB, Azure Active Directory, or Bicep/Terraform.
• Familiarity with data pipelines and cloud-native data streaming tools such as Kinesis.
• Strong Python experience for backend services, automation, and tooling.
• Golang development experience for backend services.
• Experience with AWS services and Infrastructure-as-Code tools, such as API Gateway, Lambda, RDS, DynamoDB, IAM, and CDK.
• Knowledge of observability, tracing, and system performance best practices for distributed backend systems.
• Excellent communication skills and the ability to collaborate with distributed teams.

Responsibilities

• Collaborate with cross-functional teams, building cloud backends and data pipelines.
• Design, build, and own microservices and distributed backend systems from architecture through deployment and production operations.
• Lead technical delivery from architecture and design to implementation, testing, deployment, and operations.
• Work with product and design teams to deliver performant and reliable backend services and APIs.
• Champion software development best practices, including CI/CD, Infrastructure as Code, observability, and test automation.
• Ensure reliability, scalability, and maintainability of backend and cloud systems at production scale.
• Mentor engineers and foster a culture of ownership, learning, and continuous improvement within the engineering team.

Skills

Cloud backend

Distributed systems

APIs design

Python

Golang

CI/CD

Observability

Communication

Tools

AWS

Azure

Terraform

CDK

Kinesis

DynamoDB

RDS

API Management

Azure Functions

Cosmos DB

Job description

Kai is hiring a senior cloud/backend engineer to help rebuild cybersecurity for the machine-speed era. You will design, build, and own microservices and distributed backend systems, delivering performant APIs and robust data pipelines.

You will mentor engineers, drive CI/CD and IaC practices, and ensure production-scale reliability across cloud platforms. The role requires 7+ years in backend/cloud engineering, strong API design skills, and hands-on experience with AWS and Azure.