CoStar Group, Inc.
Analytics - Senior Software Engineer - Front End
CoStar Group, Inc., San Diego, California, United States, 92189
Analytics – Senior Software Engineer – Front End
CoStar delivers real‑time, verified commercial real estate data that helps clients spot opportunities and make informed choices ahead of competitors. The Analytics team develops customer‑facing Real Estate Analytics products, creating innovative data‑intensive applications that turn the vast data collected by the CoStar Research teams into a fast, reliable, and intuitive analytics platform.
Overview We are searching for an experienced Senior Software Engineer – Front End to join our team and drive the full‑lifecycle development of this critical product. This position is located in San Diego (UTC Area) and is in office Monday through Thursday with work from home on Friday.
Responsibilities
Designing, building, testing, and deploying scalable, reusable, and maintainable applications that handle large amounts of data.
Taking ownership of your work, from development and testing to eventual deployment and support in production.
Collaborating with other engineers, product owners, designers, and leadership.
Mentoring and guiding junior and mid‑level engineers, raising the technical bar through code reviews, pairing, and design discussions.
Becoming a trusted team member in technical architecture, design, and code.
Advocating for evolution and improvement—both technical and non‑technical—within our teams and across development teams at CoStar.
Exploring new technologies, tools, and best practices.
Gaining a deep understanding of the CoStar business, including the analytics products.
Basic Qualifications
Bachelor’s Degree required from an accredited, not‑for‑profit, in‑person college/university.
Track record of commitment to prior employers.
5+ years of modern front‑end experience who can ramp up quickly.
Strong proficiency in JavaScript, TypeScript, and at least one modern front‑end framework (preferably React).
Demonstrated ability to design and implement complex UI architectures and component systems.
Experience using REST APIs, GraphQL, and handling data‑driven UI.
Knowledge of CSS frameworks (Tailwind preferred).
Solid understanding of browser behavior, debugging tools, and performance basics.
Exposure to Node.js or backend‑for‑frontend (BFF) patterns.
Comfortable with Git, PR workflows, and code review best practices.
Ability to break down ambiguous problems, create clear technical designs, and deliver independently with minimal guidance.
Comfort using AI‑assisted engineering tools like GitHub Copilot to enhance productivity and quality.
Preferred Qualifications and Skills
Expertise with micro‑frontend architectures.
Familiarity with accessibility (WCAG) and performance optimization techniques.
Experience with D3 or other charting libraries.
Understanding of Datadog RUM/APM, logging, or observability.
Experience with Playwright, Jest, or other testing frameworks.
Strong analytical and problem‑solving abilities.
What’s in it for You
Generous compensation and performance‑based incentives.
Professional and academic growth opportunities with internal training, tuition reimbursement, and an inter‑office exchange program.
Comprehensive healthcare coverage: medical, vision, dental, prescription drug, life, legal, and supplemental insurance.
Virtual and in‑person mental health counseling services for individuals and families.
Commuter and parking benefits.
401(K) retirement plan with matching contributions.
Employee stock purchase plan.
Paid time off.
Tuition reimbursement.
On‑site or reimbursed fitness center membership, yoga studio, Peloton, personal training, and group exercise classes (location dependent).
Access to CoStar Group’s Diversity, Equity, & Inclusion Employee Resource Groups.
Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks.
Equal Employment Opportunity CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug‑free workplace and perform pre‑employment substance abuse testing. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. CoStar is also committed to compliance with all fair employment practices regarding citizenship and immigration status. If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable accommodation. Request reasonable accommodations by calling 1‑855‑840‑1715 or by sending an email to recruiting@costargroup.com.
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Overview We are searching for an experienced Senior Software Engineer – Front End to join our team and drive the full‑lifecycle development of this critical product. This position is located in San Diego (UTC Area) and is in office Monday through Thursday with work from home on Friday.
Responsibilities
Designing, building, testing, and deploying scalable, reusable, and maintainable applications that handle large amounts of data.
Taking ownership of your work, from development and testing to eventual deployment and support in production.
Collaborating with other engineers, product owners, designers, and leadership.
Mentoring and guiding junior and mid‑level engineers, raising the technical bar through code reviews, pairing, and design discussions.
Becoming a trusted team member in technical architecture, design, and code.
Advocating for evolution and improvement—both technical and non‑technical—within our teams and across development teams at CoStar.
Exploring new technologies, tools, and best practices.
Gaining a deep understanding of the CoStar business, including the analytics products.
Basic Qualifications
Bachelor’s Degree required from an accredited, not‑for‑profit, in‑person college/university.
Track record of commitment to prior employers.
5+ years of modern front‑end experience who can ramp up quickly.
Strong proficiency in JavaScript, TypeScript, and at least one modern front‑end framework (preferably React).
Demonstrated ability to design and implement complex UI architectures and component systems.
Experience using REST APIs, GraphQL, and handling data‑driven UI.
Knowledge of CSS frameworks (Tailwind preferred).
Solid understanding of browser behavior, debugging tools, and performance basics.
Exposure to Node.js or backend‑for‑frontend (BFF) patterns.
Comfortable with Git, PR workflows, and code review best practices.
Ability to break down ambiguous problems, create clear technical designs, and deliver independently with minimal guidance.
Comfort using AI‑assisted engineering tools like GitHub Copilot to enhance productivity and quality.
Preferred Qualifications and Skills
Expertise with micro‑frontend architectures.
Familiarity with accessibility (WCAG) and performance optimization techniques.
Experience with D3 or other charting libraries.
Understanding of Datadog RUM/APM, logging, or observability.
Experience with Playwright, Jest, or other testing frameworks.
Strong analytical and problem‑solving abilities.
What’s in it for You
Generous compensation and performance‑based incentives.
Professional and academic growth opportunities with internal training, tuition reimbursement, and an inter‑office exchange program.
Comprehensive healthcare coverage: medical, vision, dental, prescription drug, life, legal, and supplemental insurance.
Virtual and in‑person mental health counseling services for individuals and families.
Commuter and parking benefits.
401(K) retirement plan with matching contributions.
Employee stock purchase plan.
Paid time off.
Tuition reimbursement.
On‑site or reimbursed fitness center membership, yoga studio, Peloton, personal training, and group exercise classes (location dependent).
Access to CoStar Group’s Diversity, Equity, & Inclusion Employee Resource Groups.
Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks.
Equal Employment Opportunity CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug‑free workplace and perform pre‑employment substance abuse testing. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. CoStar is also committed to compliance with all fair employment practices regarding citizenship and immigration status. If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable accommodation. Request reasonable accommodations by calling 1‑855‑840‑1715 or by sending an email to recruiting@costargroup.com.
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