Associate Software Engineer - Arlington, VA
About The Position
We’re looking for an Associate Software Engineer with a passion for designing and building modern web applications. This role develops tools that power CoStar Group’s proprietary platform, supporting sales and research teams across our portfolio of brands - including Homes.com, CoStar.com, Apartments.com, and LoopNet.com. At CoStar Group, we invest in early-career talent by providing hands-on learning opportunities, meaningful responsibilities, and clear pathways for professional growth. You'll be empowered to contribute ideas, solve complex challenges, and develop both the technical and collaborative skills needed to thrive in a fast-paced, innovative environment. CoStar Group offers competitive compensation, comprehensive benefits, performance-based career advancement, and the opportunity to help shape products that serve millions of users. This position is located in Arlington, VA and offers a schedule of Monday to Thursday in office and the option to work from home on Friday.
Requirements
- Currently pursuing a bachelor’s degree from an accredited, not-for-profit university or college in Computer Science, Software Engineering, or a comparable major.
- Must have an expected graduation date of December 2026 - June 2027.
- Minimum 3.0 cumulative GPA.
- At least 2 months of previous relevant internship or co-op experience.
- Experience applying software engineering fundamentals through coursework, projects, internships, or work experience.
- Ability to discuss prior internship, project, or academic work, including the problem solved, technical approach, collaboration, and outcomes.
Nice To Haves
- Experience writing understandable, maintainable, and well-documented code.
- Interest in learning new technologies and building high-quality software.
- Demonstrated initiative and collaboration through academic, internship, extracurricular, or team-based experiences.
- Familiarity with Agile development practices, the Software Development Lifecycle, APIs, web services, or application design concepts.
- Exposure to programming languages, databases, cloud concepts, AI/machine learning, frameworks, or other technical tools through coursework, projects, internships, or personal learning.
Responsibilities
- Collaborate with experienced engineers to write clean, maintainable code.
- Develop automated tests.
- Participate in code reviews.
- Contribute to cross-functional design and planning discussions.
- Gain hands-on experience with modern technologies including leading JavaScript programming language and frameworks such as React, Vue, and Angular, Typescript, backend development language .NET, .NETCore, SQL, NoSQL, Postgres, AWS, Kafka, Databricks, and emerging AI-powered development tools like GitHub Copilot and Claude Code.
Benefits
- 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
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What This Job Offers
Job Type
Full-time
Career Level
Entry Level
