Hiring: Senior Software Engineer - Grading Operations Company: Collectors Location: Santa Ana, CA Job Posted Time: 2026-09-10 12:34:27 Employment Type: Remote Target Skills & Keywords : .NET, API Gateway, AWS, Agile, C#, CI/CD, CSS, CloudFormation, CloudWatch, Datadog, Docker, DynamoDB, ECS, Event-Driven, HTML, Infrastructure as Code, JavaScript, Kafka, Kubernetes, PostgreSQL, Python, REST, RESTful, SQL Server, Scrum, Serverless, Systems Design, Terraform, TypeScript, Vault, Vue, pytest About the job Experience: •5+ years of software engineering experience building production applications, with substantial experience in backend systems and some hands-on experience delivering frontend work •3+ years experience / strong proficiency in C# and .NET Required Skills: •Volume climbs every year and the systems have kept up. As our grading operations reach more markets, keeping pace means solving for distance as well as volume. •Use AI tooling, with a preference for Claude, routinely across software design, architecture, and implementation, while owning the quality of what ships •Build backend services, APIs, and data models that power the internal applications our grading and authentication teams rely on every day •Work across a mix of architectures, from a large containerized .NET application to smaller serverless APIs and Python background processing jobs, and help decide which is the right fit for new work •Design and implement event-driven and asynchronous systems that keep operational data flowing reliably at high volume •Contribute to frontend application development using JavaScript, TypeScript, and Vue.js to deliver features end to end •Partner cross-functionally with Product, Tech, and Operations teams to translate business requirements into clean technical designs across both backend and frontend systems •Troubleshoot data, integration, service, and UI issues across a large, long-lived codebase Qualifications: •Routine use of AI tooling as part of how you design and build software, with the judgment to review and take responsibility for what it produces •Sound judgment about where code belongs, including how to draw module boundaries inside a large application and when a capability warrants its own service •Strong fundamentals working with relational databases and data modeling (e.g. SQL Server, PostgreSQL) •Hands-on experience building and operating production services in the cloud, including container orchestration (e.g. Docker, Kubernetes, ECS), serverless compute behind an API gateway, and managed messaging and data stores •Comfortable working in a modern frontend codebase, with hands-on experience in JavaScript, HTML, CSS, and a component-based framework •Strong communication and troubleshooting skills, with the ability to document what you build Compensation: •Flexible work environment (work from home / hybrid options) Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!