Senior Software Developer

Software, Developer, Engineer, JavaScript, SQL, QA, Computer, Architecture, IT
Full Time

Job Description

Senior Software Developer

Job Description is the leading and most heavily trafficked online commercial real estate (CRE) marketplace listing website in U.S., with over 7 million monthly unique visitors. A CoStar Group subsidiary, LoopNet marketplace includes,,,, and

As a LoopNet marketplace Senior Software Engineer you will be responsible for building applications that are using by millions of CRE users and professionals to market over trillion of dollars of CRE properties on the marketplace platforms.

  • Deeply understand what drives the business for which you are building software. We firmly believe that what separates a good Senior Developer from a great one is a deep understanding of the business that they are supporting.
  • Work directly with senior leaders in our Product Design and Technical organizations to design aplications that amaze our customers.
  • Hands-on involvement in design, architecture and development activities using React, Angular, JavaScript, TypeScript, C#, NodeJS, Kafka, ElasticSearch , Elasticache, dynamoDB, BigQuery, SQL Server, Kibana, AWS, Docker, Kubernetes, Terraform, Cloud Managed Services, etc .
  • Work with your QA resources to ensure that the software you deliver is of the highest quality.
  • Assist with deployments and work with DevOps to troubleshoot operational issues.
  • Monitor application metrics to ensure the expected results are met with continual user growth.

  • Bachelor's Degree (Computer Science preferred)
  • 5+ years of software development experience
  • Strong awareness of modern technologies, e.g. C#, Angular, React, JavaScript, and SQL Server,
  • High proficiency in testing methodology, Agile methodology, test documentation procedures and QA Best Practices
  • Solid web development and troubleshooting skills
  • Deliver work products that meet specifications, are defect free and performant
  • Experience with Docker, AWS managed services, and Service Oriented Architecture

  • Experience with Kafka, ElasticSearch , Elasticache, BigQuery, Kibana, Docker, Kubernetes, TypeScript, NodeJS, dynamoDB, AWS or Terraform a plus
  • A demonstrable track record of building and launching successful products and/or platforms
  • Deliver work products that meet specifications, are defect free and performant
  • Experienced with tuning application performance, as well as writing unit and integration automated tests
  • Facilitate discussions among other developers to exchange ideas and introduce new technologies. Ability to build consensus among other technologist
  • Willingness to take an active role in mentoring other developers
  • Commercial Real Estate (CRE) knowledge is a bonus
  • Prior experience with internet marketplaces or data rich businesses is also a bonus

Founded in 1987, CoStar Group is the leading provider of commercial real estate information, analytics, and online marketplaces. Our suite of online services enables clients to analyze, interpret and gain unmatched insight on commercial property values, market conditions and current availability. Behind some of the most well-known brands in the industry, CoStar Group includes CoStar, the largest provider of CRE research and real-time data; LoopNet, the most heavily trafficked mobile and online real estate marketplace;, the premier rental home resource for renters, property managers and owners; STR, the leading provider of performance benchmarking and comparative analytics to the hotel industry; BizBuySell, the largest online marketplace for businesses-for-sales; and Lands of America, the leading operator of online marketplaces for rural real estate.

Headquartered in Washington, DC, CoStar Group maintains offices throughout the U.S. and in Europe, Canada, and Asia with a staff of over 4,300 worldwide.

Working at CoStar Group means you'll enjoy a culture of collaboration and innovation that attracts the best and brightest across a broad range of disciplines. In addition to generous compensation and performance-based incentives, you'll be supported in both 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
  • 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, as well as Segways and bikes available for use during the day
  • Complimentary gourmet coffee, tea, hot chocolate, prepared foods, fresh fruit, and other healthy snacks

Be part of a team of professionals enjoying the opportunity to learn, do, and grow in a rewarding atmosphere. But don't just take our word for it -- see why our team chose to work at and stay at CoStar Group:

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

Please note
CoStar Group seeks information for job applications from candidates in the U.S. through only the following channels:
  • The CoStar Group website and RecruitiFi.
  • Via email to/from addresses using only the CoStar domain of ""
  • Screening and interaction by telephone and through the Microsoft Teams or Zoom platforms.

Be aware that:
  • CoStar does not use Wire, Google Hangouts, or any other platform for any recruitment-related activities.
  • Disregard any solicitation or request for information related to job applications with CoStar via any other means and/or using email addresses with any other domain.
  • CoStar will never ask candidates to make any type of personal financial investment related to gaining employment with the company.

If you have any questions about CoStar Group and the application process, please contact us at .


CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing
Dice Id : 10100023
Position Id : R24340
Originally Posted : 1 month ago
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