Substrate vs Solidity: Choosing a Blockchain Runtime for Production Systems
A practical framework for choosing between Substrate runtimes and Solidity smart contracts — based on building for Polkadot and auditing EVM contracts in production.
Areas of Expertise
Deep technical knowledge across the full stack — from embedded hardware to cloud-scale AI systems.
Cloud & AWS Architecture
AWS Certified Solutions Architect Professional. Microservices, service meshes, Docker, Kubernetes, distributed systems at scale.
AI & Machine Learning
AWS ML Specialty Certified. LLMs, RAG systems, data pipelines, real-time analytics, MLflow. Built AI systems for healthcare and compliance.
Python & Backend Systems
10+ years. FastAPI, Django, Flask, async systems, Celery, Kafka. High-performance servers serving thousands of concurrent clients.
Healthcare & Biomedical
15+ years in medical software. DICOM, HL7, FHIR, HIPAA. Medical imaging, PACS, ultrasound, clinical systems for US and EU markets.
Blockchain & Security
Polkadot, Substrate, Solidity. Smart contract auditing (3rd QuantStamp hackathon). OWASP, PKI, ZKP, OAuth. 1st Klarna Secure Code Warrior.
C/C++ & Embedded
10+ years. Qt, QML, Yocto, Linux system programming. Video processing with gstreamer, OpenGL, CUDA. Cross-platform and cross-toolchain.
Certifications
Solutions Architect Professional
Machine Learning Specialty
Solutions Architect Professional
Machine Learning Specialty
Udacity Deep Learning Nanodegree
Udacity Cloud DevOps Engineer
Cairo University BSc Biomedical Engineering
10+
Years of experience
5+
Industries served
2
AWS certifications
EU+US
Markets served
Latest Insights
Thoughts on cloud architecture, AI engineering, and software consulting.
DICOM on AWS: Architecting a Cloud-Native Medical Imaging Pipeline
Lessons from 15+ years of medical imaging software — how to move DICOM workloads to AWS without breaking HIPAA compliance or clinical workflows.
Ready to build something great?
Looking for a principal engineer to architect your next system, lead a critical migration, or bring deep expertise to a complex problem?