Prasanjith Chanaka
Dissanayake

I won't describe myself as a…

Health informatician, Digital identity engineer, Clinical AI builder, Programmer

I build EHR platforms, digital ID infrastructure and clinical AI agents that run in production.

What I work on

Health informatics

EHR and medical data platforms, with HL7 FHIR interoperability and clinical decision support.

  • HL7 FHIR
  • EHR / EMR
  • Clinical decision support
  • Interoperability

Digital identity

Digital ID systems, identity verification and secure patient identity.

  • Digital ID systems
  • Identity verification
  • Patient identity matching
  • OAuth 2.0 / OIDC

Agentic AI

LangGraph clinical workflow agents, RAG and vision OCR pipelines.

  • LangGraph
  • Agentic workflows
  • RAG
  • Vision / OCR models

Full-stack delivery

Production apps in Python, Laravel, React, Node.js and Flutter.

  • Python
  • PHP / Laravel
  • React
  • Node.js

I'm just investing in skills

to utilise technology for better quality in healthcare, and to drive innovation.

  • PHP
  • HTML5
  • Linux
  • Python
  • EHR / EMR
  • WordPress
  • React
  • Laravel
  • JavaScript
  • Pharmacy systems
  • Java
  • Node.js
  • Vue
  • Patient care

Latest writing

All posts
  1. Building AI Agents with LangGraph

    How I architect stateful, multi-step AI agents using LangGraph — from graph design to production deployment.

    1 min read

Building something in health tech?

I take on health informatics, digital identity and AI builds, from first architecture to production.