Hiya Inc. Tech Stack

Voice intelligence platform blocking spam and fraud across 500M+ users

Software Development Seattle, Washington 51–200 employees Founded 2016 Privately Held

Hiya runs a voice intelligence platform built on Scala, Kafka, and AWS—processing high-volume call streams at scale. The tech stack reveals a data-intensive, real-time architecture (Kafka, Spark, DynamoDB, Redshift), with recent adoption of headless CMS tools (Contentful, Sanity, Storyblok) signaling a shift toward modernizing customer-facing web properties. Hiring is accelerating across engineering and sales, reflecting product expansion and market-entry efforts.

Tech Stack 38 technologies

Core StackScala AWS DynamoDB Redshift Kafka PostgreSQL Apache Spark TypeScript Node.js Docker Kubernetes Okta Slack Zoom GitHub Twilio Python JavaScript LangChain n8n Google Workspace Jamf macOS Windows LinkedIn Sales Navigator Cognism VoIP WebRTC AutoGen iOS+4 more

AdoptingContentful Sanity Storyblok

ReplacingWebflow

What Hiya Inc. Is Building

◆Challenges

Expanding into new markets
Scaling high volume call processing
High quality support
High-availability voice environments
Launching new products
Refining solution story
Improving legal function efficiency
Privacy compliance across global markets
Streamlining recruiting operations
Legacy code maintenance

▲Active Projects

Support playbooks
Phone call processing pipeline
Customer facing web applications
Scalable support framework
In-person events
Enablement engine setup
Training and readiness programs
Measurement framework for asset usage
Legal playbook development
Ai contract review implementation

Hiring Activity

Accelerating20 roles · 10 in 30d

Department

Engineering

Sales

Support

Marketing

Legal

Ops

Seniority

Mid

Senior

Manager

Director

Junior

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About Hiya Inc.

Hiya delivers voice intelligence and caller authentication to enterprises, carriers, and device manufacturers. The platform protects over 500 million users by filtering spam, blocking fraud, and enabling businesses to send branded, trusted calls. Core use cases include enterprise Caller ID (displaying company name, logo, and call reason to rebuild customer trust) and carrier-level threat protection. The company operates globally—hiring across the US, UK, Germany, Spain, and Hungary—while managing privacy and compliance demands across multiple regions.

HeadquartersSeattle, Washington

Company Size51–200 employees

Founded2016

Hiring MarketsHungary, Spain, United States, United Kingdom, Germany

Frequently Asked Questions

What tech stack does Hiya use?

Scala, AWS, DynamoDB, Redshift, Kafka, PostgreSQL, Apache Spark, TypeScript, Node.js, Docker, Kubernetes, Python, JavaScript, WebRTC, and Twilio. Recently adopting Contentful, Sanity, and Storyblok for content management.

Where is Hiya headquartered?

Seattle, Washington. The company was founded in 2016 and is privately held with 51–200 employees.