Lead Full-Stack Engineer - Voice AI & Integrations

Description: Design, build, and maintain integrations with CRM, EMR/EHR, and business systems. Own appointment scheduling processes including availability checks, booking, and conflict resolution. Connect Twilio and OpenAI for voice AI workflows. Build reusable integration architecture with secure authentication and monitoring. Deliver full-stack development changes and investigate production issues. Improve cloud infrastructure and deployment processes. Provide technical leadership and guide developers through projects. Requirements: 7+ years of professional software engineering experience with production SaaS systems. Strong skills in TypeScript/JavaScript, backend experience, and proficiency in Python. Experience with frontend applications, backend services, APIs, and relational databases. Proven experience with REST APIs, OAuth 2.0, webhooks, and asynchronous processing. Strong understanding of synchronization, rate limits, and data consistency. Experience with scheduling or transactional workflows. Practical experience with cloud infrastructure, CI/CD, and incident response. Ability to quickly understand existing codebases and deliver improvements. Clear communication and experience leading engineers while contributing individually. Benefits: Competitive starting rate paid in USD. Internet allowance and HMO insurance (PH). Paid US holidays, vacation, and sick leaves. Permanent remote work setup with required equipment and workspace.