Job details
About this role
Role overview
Join a fully distributed platform team in Busan, South Korea, building the backend services that power a popular text-to-speech product used by more than 50 million people worldwide. The role centers on designing and maintaining scalable APIs spanning payments, subscriptions, authentication, analytics, and a public TTS endpoint, while partnering with cross-functional teams to shape product strategy. It suits an engineer who thrives in a fast-paced, flat organization and enjoys making architectural decisions that directly influence user experience.
Responsibilities
- Design, build, and maintain robust APIs including a public text-to-speech API and internal services covering payments, subscriptions, authentication, and consumption tracking - Steward the full backend API landscape, continuously improving performance, reliability, and maintainability - Collaborate on B2B integrations, tailoring backend capabilities to meet enterprise client customization needs - Partner with product, frontend, and AI teams to align backend architecture with overall product direction and user experience - Make strategic technical decisions that balance speed of delivery with long-term scalability
Requirements
- Proven professional experience in backend development with TypeScript and Node.js - Hands-on experience with Google Cloud Platform and working knowledge of AWS, Azure, or comparable cloud providers - Ability to move quickly from idea to implementation, prioritizing tasks based on urgency and business impact - Strong communication skills and a track record of consistent, high-velocity delivery
Nice to have
- Practical experience with Docker and containerized deployment workflows - Proficiency operating high-availability applications on Kubernetes
Benefits and work setup
- 100% remote, asynchronous environment with no physical office - Flat organizational structure where leadership emerges through technical excellence - Competitive compensation package - Autonomy and a culture that values innovation, intuition, and drive - Opportunity to contribute to a product that supports learners with dyslexia, ADHD, and other reading differences - Work at the intersection of artificial intelligence and consumer audio technology