Lead Full-Stack Engineer - Voice AI & Integrations

MedVirtual; Philippines; Remote; PHP 3,812,000 - 5,718,000; Full time

Benefits offered by this job

Permanent remote work setup

Competitive starting rate paid in USD

Internet Allowance

HMO insurance (PH)

Paid US holidays

Paid Vacation and Sick Leaves

Job summary

MedVirtual is seeking a senior software engineer with 7+ years of experience to own and advance production SaaS systems. You will design and maintain integrations across medical, legal, and billing platforms, while ensuring reliable scheduling and secure data flows.

You will lead in a remote-capable team, collaborate with the CTO, ship across frontend and backend, and optimize cloud deployments, observability, and incident response.

Qualifications

• 7+ years in professional software engineering with ownership of SaaS systems.
• Strong TypeScript/JavaScript skills, backend focus, and Python proficiency.
• Experience building frontend apps, backend services, APIs, and relational databases.
• Proven shipping and maintenance of multiple production integrations via REST, OAuth 2.0, webhooks, async processing.
• Understanding of two-way sync, rate limits, token refresh, partial failures, reconciliation, and data consistency.
• Experience with scheduling/transactional workflows where accuracy matters.
• Cloud infra, containers, CI/CD, logging, monitoring, and incident response.
• Ability to quickly understand codebases, identify root causes, and implement focused improvements.
• Clear communication and leadership experience with hands-on engineering.

Responsibilities

• CRM, EMR/EHR, and business system integrations with practice-management and medical systems.
• Manage appointments: availability checks, bookings, rescheduling, cancellations, and time-zone handling.
• Connect Twilio and OpenAI for intake, scheduling, transfers, and follow-ups.
• Build reusable connectors with secure auth, data mapping, retries, and monitoring.
• Full-stack delivery across frontend, backend, databases, and third-party services.
• Improve cloud infrastructure, deployments, observability, performance, and security.
• Collaborate with CTO, guide engineers, review code, and ensure reliable production use.

Skills

TypeScript/JavaScript

Backend development

Python

Frontend experience

API integrations

REST APIs

OAuth 2.0

Data synchronization

Cloud & CI/CD

Code review

Mentoring

Tools

Twilio

OpenAI

Google Calendar

Microsoft Graph

FHIR/HL7

Job description

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