Lead Full-Stack Engineer - Voice AI & Integrations

Key Responsibilities

• CRM, EMR/EHR, and Business-System Integrations: Design, build, and maintain integrations with legal practice-management platforms, medical systems, accounting platforms, calendars, and other industry tools.

• Reliable Appointment Scheduling: Own availability checks, booking, rescheduling, cancellations, confirmations, and synchronization across systems. Resolve time-zone issues, duplicate bookings, scheduling conflicts, and failed updates.

• Voice AI Workflows: Connect Twilio and OpenAI conversations to dependable backend actions, including intake, contact creation, scheduling, call transfers, and follow-up.

• Integration Architecture: Build reusable connectors with secure authentication, consistent data mapping, background processing, retries, duplicate prevention, monitoring, and recovery from failures.

• Full-Stack Development: Deliver changes across the frontend, backend, databases, and third-party services. Investigate production problems and implement fixes directly.

• Infrastructure and Reliability: Improve cloud infrastructure, deployments, CI/CD, observability, performance, security, and operating costs.

• Technical Leadership: Work closely with the CTO to translate priorities into practical technical plans. Guide developers, review code, remove blockers, and stay accountable through testing, deployment, and customer use.

Requirements

Must-Have

• Typically 7+ years of professional software engineering experience , with demonstrated ownership of production SaaS systems.

• Strong TypeScript/JavaScript skills, substantial backend experience, and proficiency in Python.

• Experience building frontend applications, backend services, APIs, and relational database systems.

• Proven experience shipping and maintaining multiple production integrations using REST APIs, OAuth 2.0, webhooks, and asynchronous processing.

• Strong understanding of two-way synchronization, rate limits, token refresh, partial failures, reconciliation, and data consistency.

• Experience with scheduling or transactional workflows where incorrect or duplicate actions have real consequences.

• Practical cloud infrastructure, containerization, CI/CD, logging, monitoring, and incident-response experience.

• Ability to understand an existing codebase quickly, identify root causes, and deliver focused improvements.

• Clear communication, sound technical judgment, and experience leading other engineers while remaining an active individual contributor.

Nice-to-Have

• Twilio voice, real-time audio streaming, OpenAI APIs, and AI tool/function calling.

• Google Calendar, Microsoft Graph, and scheduling-platform integrations.

• Legal platforms such as Clio, MyCase, PracticePanther, or Lawmatics.

• Healthcare integrations such as athenahealth or Office Ally, including familiarity with FHIR/HL7 where applicable.

• Experience engineering systems that handle sensitive patient or client information, including tenant isolation, access controls, audit trails, and secure credential storage.

• Experience navigating vendor approval processes, restricted APIs, sandbox access, and integration partnerships.

System and Work Setup Requirements

• A stable and high-speed internet connection preferably 25 MBPS or higher with backup in cases of power interruption or service provider issues.

• Own PC/laptop with 8GB RAM, and a processor of Core i5 / AMD Ryzen 3 / 2013 Mac equivalent or higher; Windows 10 or above / Catalina 10.15 or newer; with up-to-date web browsers, and security software, 500GB/128 SSD storage

• Headset/earphone with noise cancellation and webcam at 720p or higher resolution

• A designated, quiet, and well-organized workspace free from distractions to facilitate focused work

Benefits

• Permanent remote work setup

• Competitive starting rate paid in USD

• Internet Allowance

• HMO insurance (PH)

• Paid US holidays

• Paid Vacation and Sick Leaves