Senior Full-stack Engineer (backend-heavy)
Core
Design and build scalable, resilient backend services and frontend experiences for a global language learning platform serving 100,000+ tutors and learners in 180 countries.
Role type
Senior Full-stack Engineer (backend-heavy, AI-focused)
Builds
Scalable web applications, APIs, distributed systems, and AI-enhanced learning workflows
Domain
EdTech, Language Learning, AI/ML
Deliverable
production ML models | product features
Required skills
Python/Django, React/TypeScript, Agentic AI, System Design, Scalable Architecture, Technical Leadership, Product Mindset, Observability
Preferred skills
Java/Spring, Node.js, Ruby on Rails, Scala/Play, PHP, Go, A/B Testing, CI/CD
Technologies
Python, Django, React, TypeScript, AI coding tools
Responsibilities
Develop and own backend features and third-party integrations; Build and evolve frontend experiences in React/TypeScript; Lead complex initiatives from discovery through deployment; Drive engineering excellence through mentorship and architectural reviews; Partner with Product and Data teams to validate hypotheses via experimentation; Shape architectural direction for complex systems to improve scalability and reliability
Seniority
Senior, hands-on IC with technical leadership