Senior Full-Stack Engineer - Apartments.com - Irvine, CA at CoStar Group

Compensation · Listed in posting

$124,000 – $187,000/yr

Setup: Hybrid
Location: Irvine, California
Type: Full-time
Level: senior
Posted: Sep 29, 2026

Description

CoStar Group is hiring a Senior Full-Stack Engineer to support multiple software products and brands, including highly visible Apartments.com web applications. The role involves designing and developing maintainable software with C# and .NET, contributing to product architecture and database development, participating in Agile/Scrum teams, mentoring developers, and evaluating emerging technologies. The position is based in Irvine, California, with four days onsite and one day work from home, and offers a base salary of $124,000 to $187,000 annually.

Required Skills

C#
.NET Core
SQL
Unit testing
Vue
React
Angular
TypeScript
AWS S3
Apache Kafka

Additional Information

Minimum Education: Bachelor’s degree from an accredited, not-for-profit, in-person college or university
Required Previous Experiences: 6+ years of production development experience with C# .NET or .NET Core
Experience building and launching successful products and platforms
Experience with unit, performance, and automation testing
Experience mentoring developers and building consensus
Preferred Qualifications: Working knowledge of Vue, React, or Angular in TypeScript
Relational database design and performance tuning with Microsoft SQL or MySQL
Experience with AWS S3, SQS, Dynamo, ElastiCache, Apache Kafka, and Datadog
Translation Company Name: CoStar Realty Information, Inc.