Aaron Dsilva

Hands-On CTO | Shipping Secure, AI-Powered Systems | Healthcare, E-commerce, Security

CTO and Technical Lead with 8 years building secure, AI-powered production systems across healthcare (100+ hospitals, HIPAA/FDA/SOC2), e-commerce platforms, and security architecture. Currently CTO at Aplify® (e-commerce) and Co-Founder at The Lean Product Studio. Leads distributed engineering teams with hands-on involvement in product development, technical strategy, and engineering culture.

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CTO @ Aplify® + Co-Founder @ TLPS

Leading technology strategy for e-commerce SaaS platform while building secure, AI-powered systems for healthcare, e-commerce, and security clients. Distributed team of 10 engineers across time zones.

React NativeFlutterNode.jsPythonAWSNeo4j
6+
Products Shipped
10
Team Size
Global
Markets

Recent Updates

Current
CTO at Aplify® architecting multi-vendor e-commerce platform
Recent
Reduced client AWS costs by 33% ($1M+ annual savings)
Ongoing
RAG pipelines (Neo4j, Pinecone, Claude API) for healthcare AI

Tech Stack

React Native
Flutter
Node.js
Python
Laravel
Rails
Neo4j
PostgreSQL
MongoDB
Pinecone
LangChain
AWS

AI/ML, mobile, backend, cloud—production code across the stack

📚

Recent Posts

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Zero Trust in Action: 5 Real-World Case Studies from 2025-2026

Today

From the Pentagon to hospitals: How leading organizations achieved 76% fewer breaches and $1M cost savings with Zero Trust architecture. Real numbers, real implementations.

How Clarity AI Secured a Global Remote Workforce Without VPNs: A Zero Trust Story

Today

Fully remote team across multiple continents. No traditional office. No VPN. Here's how Clarity AI used Zero Trust to maintain security without sacrificing developer productivity.

Inside the Pentagon's $977M Zero Trust Transformation: What the DoD Got Right

Today

The Department of Defense released its Zero Trust blueprint in January 2026. Here's what a $14.5B cybersecurity budget reveals about enterprise-scale implementation.

How Main Line Health Deployed Zero Trust in 3 Weeks During a Ransomware Crisis

Today

293 ransomware attacks hit healthcare in 2025. Main Line Health deployed enterprise zero trust in 3 weeks. Won CIO 100 Award. Here's their playbook.

From Factory Floor to Cloud: How a German Manufacturer Linked Security to Productivity

Today

Most companies treat zero trust as a security project. This German manufacturer made it part of their digital workspace transformation and saw productivity gains. Here's how.

Datavault AI's Plan to Deploy Zero Trust Security Across 100 U.S. Cities: The SaaS Playbook

Today

January 2026: Datavault AI announced nationwide zero trust deployment for 100 cities. With 65% of companies ditching VPNs, here's what cloud-native security looks like at scale.

AI Governance is No Longer Optional: Your EU AI Act Survival Guide

5d ago

The EU AI Act is actively enforced. Penalties hit €35M or 7% of revenue. Most companies don't know if they're compliant. Here's what you need to know.

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Track Record

Building secure, scalable systems

0+
Products Shipped
Healthcare, E-com, Security
0+
Organizations Served
US, EU, Africa, India
0+
RAG Systems Built
AI-powered
$0M+
Cost Savings
AWS optimization
Currently leading: Team of 10 engineers
🏥

Healthcare Expertise

Mission-critical systems that save lives

🏥
10+ Healthcare Apps
FDA, HIPAA, GDPR certified systems
🌍
100+ Hospitals
Deployed across US, EU, India markets
99.9% Uptime
Mission-critical reliability & disaster recovery
📱
Offline-First
Real-time sync, harsh conditions, zero data loss
Notable Clients:
King's College LondonJohnson & JohnsonEuropean Hospital NetworkUS Healthcare Providers
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AI & RAG Engineering

AI-ready healthcare applications with compliance

🔍
RAG Pipelines
Pinecone, Neo4j, LangChain
4+ production RAG systems for healthcare
🕸️
Graph Databases
Neo4j
Complex medical relationships & knowledge graphs
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LLM Integration
Claude, Gemini
Custom healthcare models with HIPAA compliance
🧬
Embeddings Pipeline
Python, LangChain
Semantic search & secure vector storage
Focus: Making healthcare apps AI-ready while maintaining security & compliance
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Security Architecture

Not just compliant—actually secure

🔍
Pen Test → Production
Translate security findings into actual code fixes & architecture
Compliance Engineering
FDA, HIPAA, GDPR, SOC2, ISO 27001 implementation
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Secure AI Pipelines
HIPAA-compliant embeddings, encrypted vector storage
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Production Hardening
Disaster recovery, encrypted backups, secure auth flows
Compliance Standards:
HIPAAGDPRFDASOC2ISO 27001

CTO @ Aplify®

E-commerce SaaS platform

Building scalable multi-vendor marketplace infrastructure — leading technical strategy and engineering.

Cloud-native architecture with real-time operations, vendor management, and mission-critical uptime.

Multi-VendorReal-Time InventoryPaymentsVendor DashboardsProduct CatalogOrder ManagementAnalyticsMobile Apps

Maintainer @ itihaas.ai

Where tech meets heritage

Explore 5,000 years of Indian history — from the Indus Valley to Independence.

A comprehensive platform documenting India's epic story through 15+ interconnected categories.

PeopleDynastiesEventsPlacesMonumentsTimelinesArtifactsConceptsStoriesMapsCreative WorksCuisineInstitutionsTrade RoutesLanguages

Featured Work

Professional Projects

Multi-Vendor Marketplace V2

India
🟢 Live

E-commerce platform: from constant crashes to 100% uptime—complete rebuild

  • Rebuilt entire platform from scratch: Flutter + Node.js + MongoDB
  • Fixed constant server crashes—achieved 100% uptime
  • Rebuilt broken UI/UX flows for ads, auctions, carpool, chat
  • Built comprehensive admin panels for multi-vendor management
  • Reduced bugs significantly, optimized performance across platform
Flutter Node.js MongoDB AWS

Security Testing Platform

Global
🟢 Live

SaaS connecting pen testers to developers—centralized security workflow

  • Built web application connecting penetration testers to development teams
  • NestJS backend on AWS for secure vulnerability communication
  • Regression tracking to prevent security issues from reappearing
  • Centralized reporting dashboard for ISO 27001 compliance audits
  • Streamlined security fix workflows across distributed teams
NestJS PostgreSQL AWS React
ISO 27001

AI Ambient Listening RAG System

US
🟢 Live

Production RAG pipeline with intelligent medical responses and PHI anonymization

  • AWS Comprehend Medical for medical entity extraction from conversations
  • Claude API for intelligent clinical responses and decision support
  • Neo4j knowledge graphs for medical relationship mapping
  • Embeddings pipeline on medical record library for context retrieval
  • HIPAA-compliant PHI data anonymization and secure storage
AWS Comprehend Claude API Neo4j Python React Native
HIPAA

FDA Healthcare Platform

US, India
🟢 Live

99.9% uptime serving 100+ hospitals—architected secure, scalable infrastructure

  • Led pen testing remediation and implemented all security fixes—saved months of effort
  • Built AWS infrastructure with PostgreSQL RLS for secure multi-org data isolation
  • Achieved and maintained 99.9% uptime across 100+ hospitals in US and India
  • FDA, HIPAA, SOC2, ISO 27001 compliant system architecture
React Native Flask AWS PostgreSQL
FDA HIPAA SOC2 ISO 27001

Women's Health Platform V2

UK, Africa
🟢 Live

Ground-up Flutter rebuild—UK/Africa deployment with multi-language support

  • Rebuilt entire mobile app from scratch using Flutter
  • Cycle tracking, self-testing workflows, healthcare provider connections
  • Multi-language support for UK and African markets
  • Significantly faster performance than V1 with improved UX
  • GDPR-compliant architecture with data privacy controls
Flutter Dart AWS
GDPR

MCP Server for Healthcare Research

US, EU
🟢 Live

No-code data access for researchers—real-time analytics without custom dev

  • Built Model Context Protocol server for healthcare datasets
  • Researchers access data without writing code or requesting custom solutions
  • Real-time analytics and visualization capabilities
  • Secure query interface for HIPAA-compliant databases
  • Deployed across US and EU healthcare research institutions
Python MCP PostgreSQL AWS
HIPAA