Technical Lead (SaaS Core Platform)

Location: Hai Chau, Da Nang

Salary: Negotiable

- Own the architectural patterns and technical standards for Core's backend systems — workout programming engines, scheduling logic, nutrition tracking, multi-tenant platform infrastructure, notification pipelines, and third-party integrations

- Drive solution design for complex features: new product areas, cross-squad integrations, platform-level changes, and performance-critical systems

- Stay in the code on the most critical work — core platform infrastructure, high-risk migrations, cross-squad technical foundations, and architectural proof-of-concepts

- Champion AI-assisted development across all Core sub-squads — from code generation and test writing to automated documentation and PR reviews

- Mentor and coach engineers across Core sub-squads — raising the technical bar through code reviews, architectural guidance, and technical pairing

- Be the primary technical voice in product discovery across Core — shaping what's feasible, what's scalable, and what will cause pain six months from now

- 5+ years of backend engineering experience, with 2+ years in a Tech Lead or equivalent role. Former startup founders, or engineers from highly entrepreneurial environments

- Hands-on experience in at least two of the four initiative domains: payments/fintech, marketplace/platform, B2B SaaS, or AI/LLM engineering

- Strong English communication skills

- Familiarity with: Node.js, MongoDB, PostgreSQL, AWS, Docker, or equivalent

- Experience in high-growth startups or distributed teams across time zones (Vietnam and US)

R1: Head of HR (culture, product, company) -> R2: Director of Engineering -> 2+ rounds with technical team

Director of Engineering