# Lead Full-Stack Engineer - Voice AI & Integrations

**Company:** [Berry Virtual | MedVirtual | AI Virtual](https://jobs.workable.com/companies/aVq5xRJNo72ZMtBQXZDqvy.md)
**Location:** Remote
**Workplace:** remote
**Employment type:** Full-time
**Department:** AI Virtual

[Apply for this job](https://jobs.workable.com/view/27d2c1c2-e319-431b-803c-6745b811bdc1)

## 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