Hai D.
Principal System Architect & Tech Lead
Experience
Jan 2023 - Present
3 yearsPrincipal System Architect & Tech Lead
IU International University of Applied Sciences
- Leading architecture and delivery of AI-powered educational content platform, managing two development teams with full technical ownership.
- Designed and architected the Content Hub platform replacing legacy SiteFusion systems, enabling professors to create AI-assisted learning materials for improved student outcomes.
- Established technical strategy, defined architecture requirements, and aligned two cross-functional teams (AI Media Team, TEAQ Team) on unified delivery roadmap.
- Implemented Clean Architecture principles and AI-agent-friendly documentation standards across the engineering organization.
- Drove adoption of modern development workflows including CI/CD automation and MongoDB-based content management solutions.
Jan 2021 - Dec 2023
3 yearsSenior Cloud/DevOps Architect
Pexon Consulting GmbH
- Led cloud architecture and DevOps transformation for enterprise clients in the IT sector.
- Architected central Azure Data Lake repository for multi-source data synchronization with high availability and automated release processes.
- Designed and implemented cloud migration strategy for on-premise applications to Azure PaaS, achieving significant cost reduction and improved scalability.
- Established Infrastructure as Code practices using Terraform and Ansible for automated provisioning across dev, staging, and production environments.
- Introduced GitFlow and comprehensive CI/CD pipelines enabling faster, quality-assured releases.
Jan 2017 - Dec 2021
5 yearsFull Stack Engineer
Avenga
- Developed distributed systems and blockchain-based solutions for automotive and enterprise clients.
- Daimler - Decentralized Marketplace: Built blockchain-based used car trading prototype using Ethereum smart contracts and Vue.js frontend.
- Enterprise Booking Platform: Developed Node.js microservices with React frontend, implemented GitLab CI/CD for automated deployments to Azure.
Summary
Principal System Architect with 8+ years of experience in designing and delivering enterprise-grade cloud solutions. Proven track record in leading cross-functional teams, driving technical strategy, and modernizing legacy systems. Deep expertise in Azure cloud infrastructure, distributed systems, and AI-enabled platforms. Currently leading digital transformation initiatives in the education sector.
Languages
German
NativeEnglish
AdvancedVietnamese
AdvancedEducation
Oct 2014 - Jun 2017
Technical University of Berlin
Master of Science, Focus: Distributed Systems · Business Informatics · Berlin, Germany
Oct 2010 - Jun 2014
Technical University of Berlin
Bachelor of Engineering, Focus: Mechanical Engineering · Industrial Engineering · Berlin, Germany
Certifications & licenses
Azure Expert Solution Architect
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