---
title: "Senior Full Stack Engineer at CoStar Group – Arlington, VA"
canonical: "https://www.metaintro.com/job/senior-full-stack-engineer-at-costar-group-768703b4-53c7-548d-915f-18de1d0dbfda"
language: "en"
author: "Metaintro"
---

[/company/costar-group](/company/costar-group)[CoStar Group](/company/costar-group)
# Senior Full Stack Engineer at CoStar Group

Department: Technology - CoStar Group (Frank Simuro)

Compensation

$143,000 – $187,000/yr

**Setup**
: On-site

**Location**
: Arlington, Virginia

**Type**
: Full-time

**Level**
: senior

**Posted**
: Aug 26, 2026

## Description

CoStar Group is hiring a Senior Full Stack Engineer for its Platform Development team in Arlington, Virginia. The role builds distributed, API-driven systems and customer-facing web applications using TypeScript, C#,.NET, SQL Server, AWS, and React, while integrating AI agents, workflows, monitoring, observability, and diagnostic capabilities. The position requires a bachelor’s degree, at least three years of.NET development experience, three years of React experience, five years of TypeScript experience, and familiarity with infrastructure as code, cloud platforms, large-scale distributed systems, and data quality. The role is in the office Monday through Thursday with work from home on Friday, offers a base salary of $143,000 to $187,000 annually, and does not provide visa sponsorship.

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