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

Design and develop using Object Oriented design principles and software design patterns to attain high reusability and maintainability

Promote consistent architecture patterns for design and development within and across Homes development teams

Collaborate closely with other Software Engineers across the organization.

Advocate standards-driven technology

Facilitate discussions among other .NET and database developers to exchange new ideas and improvements

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

Basic Qualifications Bachelor’s Degree required from an accredited, not for profit university or college (preferably in Computer Science, Engineering or a related field)

A track record of commitment to prior employers

5+ years of production development experience with C#, .NET (or .NET Core) and/or Java

Experience delivering products that meet specifications and performance SLA

Experienced in unit, performance, and automation testing

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

Preferred Qualifications and Skills Experience in relational database design (AWS RDS, MS SQL) including performance tuning

Experience with AWS S3, Step Functions, Lambda, SQS, Dynamo, ElastiCache, Apache Kafka and Datadog

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

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, tuition reimbursement, and an inter-office exchange program. 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 Diversity, Equity, & Inclusion Employee Resource Groups

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