Full-Stack Engineer - Enterprise

The role

You will build and own full-stack features for the Speak for Business product surface. This includes partner portals, admin dashboards, reporting, and B2B subscription workflows using TypeScript, Node.js, and Postgres.

What you will do

• Building and owning full-stack features across the Speak for Business product surface
• Designing and implementing backend services, APIs, and data models
• Leading cross-functional integrations across authentication, entitlements, billing, CRM, and analytics
• Partnering with product, design, sales, and customer success to deliver outcomes
• Setting a high quality bar for privacy, security, observability, data integrity, and safe rollouts
• Contributing to an AI-native development workflow
• Mentoring engineers and raising the team's bar for technical judgment and ownership

Required qualifications

• 6+ years of experience building production-scale web applications
• Strong proficiency in TypeScript, Node.js, and SQL databases
• Full-stack capability across both frontend and backend
• Solid database fundamentals
• Experience with or strong interest in B2B SaaS, enterprise product surfaces, or multi-tenant systems
• Strong product and business judgment
• Experience designing APIs and backend services
• Ability to work autonomously and adapt quickly on a small team
• Excellent cross-functional communication and a collaborative working style
• Excitement about AI-assisted development

Nice to have

• Postgres preferred
• Experience with multi-tenant B2B SaaS, SSO/SAML, billing, invoicing, or entitlements
• Familiarity with admin dashboards, reporting, or analytics integrations
• Experience with B2B account models, roles, or provisioning
• CRM or marketing technology integrations
• Experience building for both consumer and B2B surfaces

About the company

Speak is an AI company building a human-level, AI-powered language tutor. It has a distributed team across San Francisco, Seoul, Tokyo, Taipei, and Ljubljana.