Senior Software Engineer (React/API) at Costar Group in Richmond, VA | Kablio

Role

Description

code development

distributed systems

api development

design leadership

tech evaluation

Produce bullet-proof code that is robust, efficient and maintainable; our primary tools are React JS ,C#, .NET Framework, AWS (Dynamo/S3/Lambda), SQL Server
Build big, distributed, API-driven systems for tens of thousands of users
Drive and lead software design, development standards, code reviews.
Continually evaluate emerging technologies to identify opportunities, trends, and best practices that can be leveraged to strength CoStar’s technology platform and develop practices.

Requirements

sql

react

c#

azure

bachelor’s

communication

Strong communication skills (to both business and technical partners)
Advanced SQL Querying
Bachelor’s degree required from an accredited, not-for-profit University or College
Experience in architecting, designing and building large scale distributed, services-oriented systems and web applications in an agile environment
Data modeling experience
Data modeling experience from conceptual, logical and physical designs
4+ years of experience in React JS, JavaScript
Knowledge of cloud platforms (Azure or AWS)
Experience with RESTful web services
A track record of commitment to prior employers
3+ years of experience in MS SQL Server OR Database Design in T-SQL programming/performance tuning
4+ years of experience in C#, .NET Framework & Web API 2.0 Development

Benefits

Commuter and parking benefits
Comprehensive healthcare coverage: Medical / Vision / Dental / Prescription Drug
Tuition reimbursement
Paid time off
Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks
Employee stock purchase plan
Virtual and in person mental health counseling services for individuals and family
Access to CoStar Group’s Diversity, Equity, & Inclusion Employee Resource Groups
Life, legal, and supplementary insurance
401(K) retirement plan with matching contributions
On-site fitness center and/or reimbursed fitness center membership costs (location dependent), with yoga studio, Pelotons, personal training, group exercise classes

Training + Development

Information not given or found

Interview process

Information not given or found

Visa Sponsorship

costar group does not provide visa sponsorship for this position.

Security clearance

pre-employment substance abuse testing and drug‑free workplace policy.

Company

Overview

Founded 1987

Year Established

The year the company was first established.

Offers comprehensive data on properties, tenants, leases, and market conditions globally.
Known for its pioneering technology and research, delivers powerful insights to commercial real estate professionals.
Its旗舰平台, CoStar, provides unmatched property data, news, and analytics.
Platforms used by real estate professionals, from brokers to investors to property managers.
Expanded through strategic acquisitions, including the purchase of LoopNet and Apartments.com.
Data-driven insights help clients make informed investment and leasing decisions, shaping the global real estate market.

Culture + Values

Customer Focused: We strive to make a positive impact on our customers through innovative solutions.
Ownership: We take personal responsibility for delivering results.
Integrity: We act with transparency and integrity in everything we do.
Innovation: We drive progress through creativity and technology.
Collaboration: We believe in the power of diverse teams working together to achieve more.
Excellence: We are dedicated to the pursuit of excellence in our products and services.

Environment + Sustainability

2040

Net Zero Commitment

Aims to achieve net zero carbon emissions by this target year.

Committed to energy-efficient building designs and energy-saving programs.
Uses technological advancements to reduce environmental impact.
Annually tracks and reports on carbon footprint and environmental metrics.

Inclusion & Diversity

40% Global Workforce

Women Representation

Approximately 40% of the global workforce consists of women.

Committed to creating an inclusive and diverse workplace where all employees can thrive.
Has set specific goals to increase the representation of women in leadership roles.
Implemented training programs to promote diversity awareness and inclusive leadership.

Articles

Press Room – CoStar Group news & updates

Reddit post – scam warning about impersonators

Role

Description

code development

distributed systems

api development

design leadership

tech evaluation

Produce bullet-proof code that is robust, efficient and maintainable; our primary tools are React JS ,C#, .NET Framework, AWS (Dynamo/S3/Lambda), SQL Server
Build big, distributed, API-driven systems for tens of thousands of users
Drive and lead software design, development standards, code reviews.
Continually evaluate emerging technologies to identify opportunities, trends, and best practices that can be leveraged to strength CoStar’s technology platform and develop practices.

Requirements

sql

react

c#

azure

bachelor’s

communication

Strong communication skills (to both business and technical partners)
Advanced SQL Querying
Bachelor’s degree required from an accredited, not-for-profit University or College
Experience in architecting, designing and building large scale distributed, services-oriented systems and web applications in an agile environment
Data modeling experience
Data modeling experience from conceptual, logical and physical designs
4+ years of experience in React JS, JavaScript
Knowledge of cloud platforms (Azure or AWS)
Experience with RESTful web services
A track record of commitment to prior employers
3+ years of experience in MS SQL Server OR Database Design in T-SQL programming/performance tuning
4+ years of experience in C#, .NET Framework & Web API 2.0 Development

Benefits

Commuter and parking benefits
Comprehensive healthcare coverage: Medical / Vision / Dental / Prescription Drug
Tuition reimbursement
Paid time off
Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks
Employee stock purchase plan
Virtual and in person mental health counseling services for individuals and family
Access to CoStar Group’s Diversity, Equity, & Inclusion Employee Resource Groups
Life, legal, and supplementary insurance
401(K) retirement plan with matching contributions
On-site fitness center and/or reimbursed fitness center membership costs (location dependent), with yoga studio, Pelotons, personal training, group exercise classes

Training + Development

Information not given or found

Interview process

Information not given or found

Visa Sponsorship

costar group does not provide visa sponsorship for this position.

Security clearance

pre-employment substance abuse testing and drug‑free workplace policy.