Sr. Software Engineer - Full Stack Web Development
$120,000–$145,000 year
HybridSeattle, Washington, United States
Job Summary
Build features for thriftbooks.com using C#, React, and SQL Server while maintaining performance, scalability, and reliability across the ecommerce platform. Participate in architectural discussions to contribute to technical standards and best practices, then review code and provide constructive feedback to mentor other engineers. Troubleshoot, debug, and resolve production issues as needed during on-call rotations. This role supports ThriftBooks' core technology infrastructure for its largest online retailer of used books, enabling both the customer-facing application and large-scale logistics operations.
Required Qualifications
- 5 or more years of professional experience developing web applications
- Strong experience with relational databases, including schema design, complex queries, and performance optimization
- Solid understanding of full-stack web development, including strong understanding of how browsers and the internet work
- Strong foundation in object-oriented programming concepts and design patterns
- React
- C#
- SQL
- Next.js
- Must be legally authorized to work in the United States
- Must be willing to authorize a background check
Desired Qualifications
- Experience with Terraform
- Bicep
- GitHub
- Azure Devops
- Azure
- CSS
- Elastic
- Redis
- Experience building large B2C responsive and mobile-optimized web applications
- Demonstrated curiosity and enthusiasm for learning new technologies and improving software craftsmanship
- Experience with industry standard cloud platforms (AWS, Azure)
- CI/CD tools
- software infrastructure fundamentals
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