Senior Software Architect - Enterprise Platforms

Visual Lease; Irvine (CA); On-site; USD 214,000 - 297,000; Full time

Benefits offered by this job

Comprehensive healthcare

401(k) with matching

Tuition reimbursement

On-site fitness center

Job summary

CoStar Group in Irvine, CA seeks a Principal Software Engineer to own architecture for full-stack web products and secure data pipelines. You’ll convert requirements into scalable systems and guide architectural evolution across multiple teams.

We expect 10+ years in enterprise software, deep AWS experience, and leadership in secure, high-performance solutions. This role is in-office Monday-Thursday with remote Fridays.

Qualifications

• Bachelor’s degree or higher in Computer Science or related field.
• 10+ years designing enterprise-level web applications including microservices, serverless, data, and web apps.
• Experience designing secure systems; financial data experience is a plus.
• Proficient in C#, Java, Python, or JavaScript/TypeScript.
• Hands-on experience with AWS services (Lambda, DynamoDB, CloudWatch, CloudFormation, SNS/SQS, S3, API Gateway).
• Experience with Test Driven Development and relational/NoSQL databases.
• Strong ability to communicate via architectural diagrams.

Responsibilities

• Collaborate with Product and Tech leadership to understand complex requirements and drive technical solutions.
• Define architectural direction considering project needs, resources, and timing.
• Document and maintain architectural diagrams and system documentation.
• Mentor staff on microservices, micro-frontends, and high-volume data streaming.
• Advance architectural best practices and secure software design across teams.

Skills

C#

Java

Python

JavaScript/TypeScript

Microservices

Architectural diagrams

Security-minded development

TDD (Test Driven Development)

Real-time data streaming

Education

Bachelor’s Degree in Computer Science or related field

Tools

AWS

Terraform

CI/CD (Git/Azure DevOps)

GraphQL

Job description

CoStar Group in Irvine, CA seeks a Principal Software Engineer to own architecture for full-stack web products and secure data pipelines. You’ll convert requirements into scalable systems and guide architectural evolution across multiple teams.

We expect 10+ years in enterprise software, deep AWS experience, and leadership in secure, high-performance solutions. This role is in-office Monday-Thursday with remote Fridays.