Role Overview
CoStar is hiring a mid-level Email Marketing Developer. This is a full-time role in Arlington. Part of CoStar's Lifecycle hiring. Full responsibilities, required qualifications, and the apply link are listed in the description below.
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Job Description
Email Marketing Developer
Job Description
Email Marketing Developer, CoStar - Arlington, VA
CoStar Group Company Intro: 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 and the NASDAQ 100, 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. Learn more about CoStar.
Role Description:
The Email Marketing Developer is responsible for the B2B Email Marketing programs for CoStar targeted marketing campaigns. This individual will work on multiple email projects to include creating templates in HTML, campaign set-up and launch, and testing and analysis. We are looking for an individual who is passionate about email and is excited to bring forward and test new ideas.
The ideal candidate can hit the ground running using best practices for email development in Salesforce Marketing Cloud (SFMC). This person will need to have critical workflow management and organization to meet stringent deadlines and stakeholders’ expectations. Qualified candidates will be comfortable working on multiple projects simultaneously in a fast-paced and collaborative environment. This position reports to Web Development Manager.
This position will be onsite in our Arlington, VA office.
Responsibilities
· Deliver email coding and template development with HTML/CSS.
· Work across multiple teams (product marketing, creatives, data analysts, and CRM) to execute campaign creation and analysis.
· Translate email campaign performance into actionable insights for business owners
· Proactively identify optimization opportunities and recommend test hypotheses
· Coordinate with the design team and data team to deliver email campaigns on schedule.
· Own readability and accurate rendering across all major email clients and devices.
· Create testing scenarios (A/B or Multivariate) for creative and copy testing to optimize and grow CoStar’s email marketing practice.
· Manage the set-up of email journeys, content and message optimization, list segmentation, deployment, and reporting.
· Troubleshoot technical issues related to HTML templates, responsive design, email testing, list segmentation and other aspects of email execution, as required.
· Stay current on and recommend email marketing best practices with coding, design, and testing of email campaigns.
Qualifications
· Bachelor’s Degree from an in-person accredited, not-for-profit University or College required; MBA preferred.
· 4+ years of relevant experience in email marketing.
· A track record of commitment to prior employers.
· Experience testing email rendering across multiple email clients and platforms using Litmus or similar.
· 2+ years of experience with Sales Force Marketing Cloud (SFMC) required.
· Strong problem-solving skills, relationship management, and project ownership.
· An eye for detail and solid design.
· Familiarity with Figma and Adobe Creative Suite.
· Proficiency to intermediate knowledge of HTML and CSS (Responsive email coding).
· Strong knowledge on email sending and testing best practices.
· Audience list hygiene and segmentation strategy and building.
· Familiarity with project management software (Asana)
A track record of commitment to prior employers
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 with internal training, and tuition reimbursement.
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)
· Access to CoStar Group’s Employee Resource Groups
· Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks
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.
#LI-MM5
CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing
Frequently Asked Questions
How do I apply for the Email Marketing Developer position at CoStar?
Use the Apply button above to submit your application directly to CoStar. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Where is the Email Marketing Developer position at CoStar located?
This position is based in Arlington. CoStar has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.
What does a Email Marketing Developer at CoStar earn?
CoStar has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Email Marketing Developer role at CoStar posted?
This role was posted on May 5, 2026 (48 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
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