Technology Intern - Arlington, VA (Summer 2026)
Technology Intern - Arlington, VA (Summer 2026)
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Job Description
Job Description
Technology Intern - Arlington VA (Summer 2026)
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 and the NASDAQ 100 CoStar Group is on a mission to digitize the worlds 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. Weve 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.
CoStar Groups websites attracted over 111 million average monthly unique visitors in the second quarter of 2025 serving clients around the world. Headquartered in Arlington Virginia CoStar Group is committed to transforming the real estate industry through innovative technology and comprehensive market intelligence.
Learn more about CoStar.
Job Description:
We are seeking a Technology Intern to join our Web Enterprise team where youll help build the software tools that power CoStar Groups proprietary CRM platform. These tools support our sales and research teams across leading real estate marketplaces including and .
CoStar Groups technology internship program provides hands-on experience with enterprise-level projects. Interns work alongside full-time engineers contributing to meaningful business initiatives and gaining exposure to core software engineering principles. Each intern is paired with a dedicated mentor to support technical development career growth and day-to-day learning throughout the program.
This position is located in our Arlington VA office and offers a schedule of Monday-Thursday in office and Friday remote.
Basic Qualifications:
- Bachelors degree required from an accredited not for profit University or College in computer science or computer/software engineering or comparable major graduating in December 2026or May 2027
- Minimum 3.0 cumulative GPA
- Exposure or experience applying in at least 4 of the following programming languages and technologies or comparable programming languages and technologies:
- TypeScript
- React
- Angular
- C#
- .NET
- SQL
- Python
- Cloud technologies (e.g. AWS)
- NoSQL databases
- AI Technologies
- ElasticSearch
- Distributed/message-based systems (e.g. Kafka)
Preferred Qualifications and Experiences:
- Ability to write understandable maintainable and well-documented code.
- Strong interest in technology and continuous learning with a passion for building high-quality software.
- Demonstrated leadership potential through academic internship or extracurricular experiences.
- Works well in team environments and collaborates effectively across disciplines.
- Familiarity with Agile development practices and the full Software Development Lifecycle (SDLC).
- Understanding of web service and API design (e.g. REST GaphQL)
- Coursework in machine learning or data science
- Exposure to AI libraries (e.g. TensorFlow PyTorch Hugging Face)
- Familiarity with AI development tools or APIs (e.g. OpenAI LangChain AWS SageMaker).
- Capstone or personal projects involving NLP computer vision or LLMs
Whats in it for you
When you join CoStar Group youll experience a collaborative and innovative culture working alongside the best and brightest to empower our people and customers to succeed.
We welcome all qualified candidates who are currently eligible to work full-time in the United States to must be currently authorized to work in the United States on a full-time basis. CoStar Group will not sponsor or support applicants for work visas for this position (i.e. H-1B F-1 OPT F-1 STEM OPT F-1 CPT J-1 TN).
CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing
Required Experience:
Intern
Employment Type
Full-Time
