Nextiva Tech Stack

AI-powered unified communications and contact center platform

Software Development Scottsdale, Arizona 1,001–5,000 employees Founded 2008 Privately Held

Nextiva operates a carrier-grade unified communications and contact center platform built on SIP, WebRTC, Kafka, and Kubernetes — infrastructure designed for real-time voice, video, and customer interactions at scale. Active adoption of healthcare interoperability standards (FHIR, HL7, SMART on FHIR) signals expansion into regulated industries beyond SMB communications. Engineering-heavy hiring (22 roles) paired with concurrent projects in voice AI integration, audio DSP algorithms, and real-time services development indicates a pivot toward AI-native conversation capabilities.

Tech Stack 49 technologies

Core StackKubernetes Epic Systems Kafka Elasticsearch MongoDB AWS Python Ansible GitHub Linux Java HubSpot WordPress Salesforce MySQL PostgreSQL Apache Kafka Docker SIP WebRTC G.711 H.264 Cerner Athenahealth GCP Bash Spring Boot Outreach IAM SIEM+16 more

AdoptingFHIR HL7 SMART on FHIR

What Nextiva Is Building

◆Challenges

Improving agent productivity
Ensuring compliance with global security standards
Enhancing customer satisfaction
Improving quality assurance workflows
Enabling ai-powered voice features
Scaling unified cx platform
Operational efficiency across digital touchpoints
Partner enablement
Scaling carrier-grade voice services
Supporting external audits

▲Active Projects

Voice ai integration
Ai agent platform
Territory partner plan development
Automated monitoring and alerting system
Audit planning automation
Real-time voice/video services development
Audio quality dsp algorithms
Core call processing systems
Voice quality & signal processing
Reliability & performance

Hiring Activity

Steady65 roles · 20 in 30d

Department

Engineering

Sales

Product

Marketing

Data

Support

Security

Design

Seniority

Senior

Mid

Manager

Director

Junior

Principal

Intern

Lead

Notable leadership hires: Head of Brand, Tech Lead, Java Technical Lead

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About Nextiva

Nextiva builds a unified customer experience platform combining voice, video, messaging, and contact center capabilities for mid-market and enterprise businesses. The platform integrates with healthcare (Epic, Cerner, Athenahealth) and sales tools (Salesforce, HubSpot, Outreach), positioning it as a conversation hub across departments. Founded in 2008 and headquartered in Scottsdale, Arizona, the company operates infrastructure supporting billions of interactions annually. The technology stack spans real-time media (SIP, WebRTC, G.711, H.264), stream processing (Kafka, Elasticsearch), and containerized deployments (Kubernetes, Docker), with active development across 65 open roles distributed across engineering, sales, product, and data teams.

HeadquartersScottsdale, Arizona

Company Size1,001–5,000 employees

Founded2008

Hiring MarketsUnited States, India, Ukraine, Mexico

Frequently Asked Questions

What tech stack does Nextiva use?

Nextiva's core stack includes SIP and WebRTC for real-time communications, Kafka and Elasticsearch for data streaming, MongoDB and PostgreSQL for persistence, Kubernetes and Docker for orchestration, and Python/Java/Spring Boot for application services. They also integrate Epic, Cerner, and Athenahealth for healthcare workflows.

Is Nextiva hiring engineers?

Yes. Nextiva has 22 active engineering roles open across multiple seniority levels (senior, mid, manager, director, principal), with 65 total positions posted. Notable technical leadership roles include Java Technical Lead and other specialized voice/platform roles.

Where is Nextiva headquartered?

Nextiva is headquartered in Scottsdale, Arizona. The company was founded in 2008 and employs 1,001–5,000 people across the United States, India, Ukraine, and Mexico.