Senior Software Engineer, Full-Stack

Epic Kids is hiring a Senior Software Engineer, Full-Stack to own features end-to-end across its web application and services. The role includes architectural decision-making, improving code quality, mentoring engineers, leading technical design discussions, using AI-assisted development tools, and supporting production systems.

Responsibilities:

• Design and ship features end-to-end across the full stack, from spec to production
• Make sound decisions on architecture, data modeling, and API design; document trade-offs and align stakeholders
• Drive code quality through code review and testing across front-end and back-end
• Mentor junior and mid-level engineers through code review and pairing
• Lead technical design reviews, RFCs, and architecture discussions
• Use AI-assisted development tools to accelerate delivery, holding generated code to the same quality bar
• Participate in production support -- investigations, post-mortems, and systemic fixes

Requirements:

• 2-5 years years of professional software engineering, owning complex, cross-team work autonomously
• Bachelor's degree or higher in Computer Science, Software Engineering, or a related field
• Strong front-end engineering with a modern component framework (Angular a plus), plus solid TypeScript/JavaScript and UI fundamentals (HTML, CSS, accessibility)
• Strong back-end engineering in a modern server-side language (we use PHP and Go)
• Relational-database proficiency -- data modeling, performant queries, and indexing
• Experience designing and operating production APIs (REST or gRPC)
• Comfort with Git, pull-request workflows, and CI/CD
• Direct experience with our stack (Angular, PHP/Symfony, Go, MySQL) a plus
• Experience leading a service migration between languages/runtimes (e.g., PHP to Go) in production
• Familiarity with Tera for server-side templating
• Experience with Docker and Kubernetes (GKE) at the application-developer level
• Cloud-platform experience -- GCP preferred, AWS or Azure acceptable
• Experience operating against an observability stack (New Relic, Datadog, or similar)
• Awareness of children's-privacy compliance frameworks (COPPA, FERPA)
• Proficiency in Mandarin Chinese a plus