Company profile

Raintree Systems Tech Stack

AI-centric EHR and practice management for rehab therapy providers

Software Development Chandler, Arizona 201–500 employees Founded 1983 Privately Held

Raintree Systems builds EHR, billing and practice management software for large physical, occupational and pediatric therapy organizations. The stack tells a modernization story: legacy Delphi and Subversion sit alongside Go, TypeScript, Kubernetes and AWS CDK, while job posts cite decomposing a monolith into cloud-native microservices. LangChain, LlamaIndex and Semantic Kernel back a real-time agentic voice AI build, and current hiring is heavily weighted toward junior support roles.

Tech Stack 42 technologies

Core StackAWS GraphQL Python Go TypeScript Kubernetes PostgreSQL Docker Salesforce WordPress Salesloft HubSpot Cypress Jenkins JavaScript Java Selenium Node.js React Vue Next.js LangChain Outreach Google Drive Gmail Delphi AWS CDK Subversion LlamaIndex Semantic Kernel+9 more

What Raintree Systems Is BuildingChallenges and projects from their job posts

◆Challenges

Decomposing a monolith into cloud-native microservices
Modernizing a messy legacy technology stack
Near-real-time data feeds across billions of data points
Low-latency performance optimization
Resolving core data challenges
Reducing administrative burden for therapy providers

▲Active Projects

Real-time agentic voice AI platform
IQ platform architecture and modernization
Data architecture roadmap and synchronization mechanisms
Integration with clinical workflows
Platform automation initiatives
Knowledge base content development

Hiring Activity

Accelerating30 roles · 25 in 30d

Department

Support

Engineering

Data

Marketing

Ops

Professionalservices

Sales

Services

Seniority

Junior

Senior

Mid

Manager

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About Raintree Systems

Raintree Systems, founded in 1983 and headquartered in Chandler, Arizona, provides an ONC-certified EHR and practice management platform for rehabilitation therapy. Its customers are enterprise and large provider organizations in physical therapy, occupational therapy, pediatric therapy and ABA. The product suite covers clinical documentation, AI scribe tools, patient engagement and communications, revenue cycle management and business intelligence. The privately held company has 201–500 employees, operates with a remote-first culture, and hires in the United States.

HeadquartersChandler, Arizona

Company Size201–500 employees

Founded1983

Hiring MarketsUnited States

Frequently Asked Questions

What tech stack does Raintree Systems use?

Raintree runs on AWS, Kubernetes, Docker and PostgreSQL, with Go, Python, TypeScript, Java and Delphi in its code. Its front ends use React, Vue and Next.js, and its AI work uses LangChain, LlamaIndex and Semantic Kernel.

Is Raintree Systems hiring?

Yes. Hiring is accelerating and is concentrated in the United States. Most open roles are junior support positions, with smaller openings in engineering, data, marketing, sales and professional services.

What is Raintree Systems working on?

Job posts point to a real-time agentic voice AI platform, AI-native system development and the IQ platform architecture. They also mention platform modernization, a data architecture roadmap and deeper integration with clinical workflows.

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How this profile is built

Raintree Systems's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.