Senior Software Engineer

Description

• Apply secure coding practices, including integration of OAuth, OpenID Connect, and other authentication/authorization frameworks.
• Analyze business requirements and translate them into technical designs and development-ready specifications.
• Design, develop, and maintain robust and scalable applications using the Microsoft .NET technology stack (.NET Core, ASP.NET Core, C#, MSSQL).
• Implement and optimize SQL queries, stored procedures, and database schemas for performance.
• Participate in Agile/Scrum ceremonies and contribute to incremental delivery and continuous improvement.
• Lead technical discussions and make critical architectural decisions aligned with business goals.
• Use Git, TFS, Azure DevOps, and CI/CD pipelines for version control and deployment.
• Implement solutions using modern architecture paradigms including microservices, domain-driven design (DDD), and event-driven systems.
• Develop proof-of-concepts (POCs) to evaluate new tools and frameworks.
• Ensure adherence to SOLID principles, design patterns, and clean coding standards.
• Collaborate with cross-functional teams, participate in code reviews, and mentor junior developers.
• Guide teams in adopting best practices in .NET Core, C# and SQL.

Requirements

• Knowledge of JSON, XML, and API development standards.
• Hands-on experience with Entity Framework for efficient data modeling and data access.
• Strong experience with MS SQL Server, including relational database design and performance tuning.
• Understanding of HTML, CSS, JavaScript, and responsive design
• Proficiency with Azure DevOps, Git, or other version control and build systems.
• Experience with AWS or similar cloud platforms (Azure, GCP).
• Strong analytical and problem-solving skills with attention to detail and excellent communication skills.
• Bachelor’s Degree required from an accredited, not for profit university or college, in-person college/university.
• Experience with ASP.NET Web API, and RESTful service design.
• Strong understanding of CI/CD principles, infrastructure as code, and automated deployment pipelines.
• 5+ years of professional experience in software development using the Microsoft Stack, including C#, .NET Framework, .NET Core.
• Comfortable working across the stack with Node.js on the server-side.
• Experience with NoSQL databases and API Gateway technologies.
• Familiarity with microservices architecture and containerization using tools like Docker and Kubernetes.
• A track record of commitment to previous employers.
• Exposure to serverless computing and event-driven architectures.
• Experience with Identity & Access Management, like OAuth, JWT.
• Familiarity with message brokers such as RabbitMQ, SQS, Kafka, or Azure Service Bus.
• Experience in unit, performance and automation testing.
• Proficiency in React.js, TypeScript, and Tailwind CSS

Benefits

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

Training + Development

Interview process

Visa Sponsorship

Security clearance