Senior Software Engineer

Requirements Must have: We need an enthusiastic self-starter who can manage time effectively across new feature work and urgent troubleshooting. We are looking for someone with a strong appreciation for layered web architecture and scalable design patterns. You should be comfortable adjusting to shifting product priorities in a fast-moving environment. You should care deeply about user experience and delivering practical value. Strong interpersonal, teamwork, and communication skills are essential, along with a history of driving engineering excellence. You should have 8+ years of professional full-stack web development experience. You should have 5+ years of experience with C#, JavaScript or TypeScript, MS SQL, HTML, and CSS. You should bring deep experience with the .NET ecosystem, including ASP.NET MVC/API and .NET Core or Razor Pages. You should have deep experience with modern front-end frameworks such as Angular or React. You should have solid experience designing relational databases and writing complex MS SQL, Dapper, or similar queries. You should have experience integrating RESTful APIs. You should have hands‑on experience using AI tools for development; familiarity with Claude Code is a plus. You should have experience working in Agile teams using Scrum principles and values. You should be familiar with source control practices such as Git, GitHub, Gitflow, and CI/CD. You should be committed to software best practices, including testing, coding standards, code reviews, build processes, and maintenance. You should be able to learn and apply new technologies quickly across new domains. You should have a solid understanding of responsive design and responsive web applications. Mobile development experience with Ionic, Capacitor, or other cross-platform frameworks is a plus. Experience modernizing or migrating legacy applications to current frameworks is a plus. React experience is a plus. jQuery experience is a plus. Some experience with XML or XSLT is a plus. Knowledge of school administration, student information, or school management software is a plus. We require the candidate to work on-site in Foothill Ranch, CA, and relocate there before starting if needed. We may require a background check in accordance with local law and regulations. You must be eligible to work legally in the United States without current or future visa sponsorship needs. Responsibilities: We want you to contribute production code throughout the application development lifecycle. You will participate in architecture and design decisions. You will help improve engineering quality across the team. You will help maintain and extend a mature, large-scale production system while supporting the development of its next-generation replacement. You will work across both legacy and modern frameworks as we modernize the platform. You will use AI-assisted development tools and help advance our use of them. You will collaborate with a small on-site team of developers and QA engineers. You will work closely with founders and designers on product requirements and user experience. You will coordinate with our remote team supporting front-end and mobile development. You will report to our Software Engineering Manager and help shape product direction with the founders. Company: We are Gradelink, an award-winning online school administration system that connects students, parents, teachers, and school administrators. Our platform provides academic reporting, financial billing, teacher gradebooks, standards assessments, parent access, attendance tracking, and more, all through the web. We have supported schools nationally for more than 20 years and have built a close-knit, positive, team-oriented culture with stable growth, solid compensation, and a friendly, low-ego environment. This is a full-time, on-site role based in Foothill Ranch, CA, offering a salary range of $135,000 to $175,000 plus bonus opportunities and benefits that include 401(k), 401(k) matching, dental, health, life, vision, FSA, HSA, and paid time off. #J-18808-Ljbffr Gradelink