Kostas Chatzis
IT Solutions Architect
MEng, Electrical and Computer Engineering
A creative Engineer & Architect, crafting elegant digital experiences. Welcome to my personal showcase.
Driven by a desire to solve complex problems and create efficient digital solutions. With a background in both software engineering and architecture, and a track record in designing and implementing scalable, high-performance IT solutions - I bridge the gap between technical implementation and strategic business goals. Comfortable with cloud technologies, microservices, Event-Driven Design and Software Architecture.
Professional Experience
- Advised the Business and led Solution Design for a new real-time payments integration; guided teams on security (encryption, tokenization), architecture (reuse, decoupling), and a phased implementation to gradually realize value and enable modern customer journeys.
- Drove the Proof-of-Concept for Bizzdesign as a global Enterprise Architecture tool, establishing a central repository to align solutions with company-wide architecture guidelines and standards (Archimate, BPMN, TOGAF).
- Led Agentic AI initiatives to optimize architecture workflows (Solution Design drafting, diagram generation), cutting personal analysis/design/review cycles by nearly 20%; advised the Business on latest AI trends aiming on improving UW/Ops.
Core Competencies
System Design • Microservices • Event-Driven Architecture • API Gateway • ArchiMate • Bizzdesign
AWS • Azure • GCP • Docker • Apache Kafka • CI/CD (Jenkins/TravisCI) • Hybrid Cloud
IAM (SAML, OAuth 2.0, OIDC) • OWASP • GDPR • PCI-DSS • SOX • ISO 27001 • Burp Suite
C# • .NET • Java • Python • SQL Server • PostgreSQL • Redis • Bizzdesign • Jira • Git • Postman • Wireshark
Education
- Relevant coursework: Distributed & Parallel Systems, Algorithms, Object Oriented Programming, Information Security, Databases.
- Research publication: “MORCIC: Model Order Reduction Techniques for Electromagnetic Models of Integrated Circuits”