Software Engineer I- CoStar Suite- Arlington, VA

CoStar Group

Arlington, USonsite$103k-$154k/yrPosted Jul 27, 2026
Posting intelligenceActively listed

Skills

typescriptnodekafkareactcicdawsvuec#

About the role

Software Engineer I- CoStar Suite- Arlington, VA

Job Description

Software Engineer I - CoStar Suite

Arlington, VA

Company Overview

CoStar Group (NASDAQ: CSGP ) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index, CoStar Group is on a mission to digitize the world’s real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives.

We have been living and breathing the world of real estate information and online marketplaces for over 35 years, giving us the perspective to create truly unique and valuable offerings to our customers. We’ve continually refined, transformed and perfected our approach to our business, creating a language that has become standard in our industry, for our customers, and even our competitors. We continue that effort today and are always working to improve and drive innovation. This is how we deliver for our customers, our employees, and investors. By equipping the brightest minds with the best resources available, we provide an invaluable edge in real estate.

About CoStar Suite

CoStar Suite is the global leader in commercial real estate information, analytics, and news. Commercial Real Estate industry professionals around the globe use CoStar Suite to access the most comprehensive data to make decisions with confidence. CoStar Suite delivers immediate, verified commercial real estate information on over 5.9 million properties across every market.

Learn more about CoStar .

About the Role

As CoStar’s next Software Engineer, you will have a direct impact on highly visible CoStar Suite web applications that touch millions of users. You continuously lea r n emerging technologies and architecture advancements and apply the learnings to improve CoStar’s software products.

This position is located in Arlington, VA and is onsite Monday – Thursday, with the option to work from home on Friday.

Responsibilities

Design and develop high performance web applications used by thousands of users globally

Drive continuous improvement by focusing on engineering excellence

Influence CI/CD pipeline improvements

Collaborate closely with other Software Engineers across the organization.

Mentor junior developers, review code and architecture, and promote software development best practices

Continually evaluate emerging technologies to identify opportunities, trends and best practices that can be used to strengthen CoStar’s technology platform and development practices

Develop and maintain an in-depth working knowledge of the CRE Industry and CoStar’s business model / technology

Basic Qualifications

Bachelor’s Degree required from an accredited, not for profit , in-person university or college.

A track record of commitment to prior employers

2 + years of production development experience in modern technologies, like React, Vue, TypeScript, NodeJS, C#, .Net , OpenSearch, Kafka, SQL, NoSQL

A demonstrable track record of building and launching successful products and platforms

Experience with cloud technologies like AWS, Cloud Managed Services, etc.

Experience in Agile/Scrum processes, and Continuous delivery practices

Experienced in unit, performance, and automation testing

Experience leveraging AI to improve productivity

Deeply understand what drives the business for which you are building software

Preferred Qualifications and Skills

Experience managing a large Enterprise level code base, code quality and dependencies

Experience with React and/or Nodejs in particular

Experience implementing AI powered product features

Excellent written and verbal communication skills

Commercial Real Estate (CRE) knowledge is a bonus

What’s in it for You

When you join CoStar Group, you’ll experience a collaborative and innovative culture working alongside the best and brightest to empower our people and customers to succeed.

We offer you generous compensation and performance-based incentives. CoStar Group also invests in your professional and academic growth .

Our benefits package includes (but is not limited to):

Comprehensive healthcare coverage: Medical / Vision / Dental / Prescription Drug

Life, legal, and supplementary insurance

Virtual and in person mental health counseling services for individuals and family

Commuter and parking benefits

401(K) retirement plan with matching contributions

Employee stock purchase plan

Paid time off

Tuition reimbursement

On-site fitness center and/or reimbursed fitness center membership costs (location dependent), with yoga studio, Pelotons, personal training, group exercise classes

Access to CoStar Group’s Employee Resource Groups

Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks

The final salary or hourly rate offered for this role will fall within the range set forth below based on a variety of factors, including but not limited to, geographic location, skills, and competencies.

Base Compensation: $ 103,000 - $ 154,000 Annually

We welcome all qualified candidates who are currently eligible to work full-time in the United States to apply. However, please note that CoStar Group is not able to provide visa sponsorship for this position.

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Compensation

This Software Engineer role pays $103k-$154k/yr. Within typical range for software engineer roles in United States.

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