👨💻 Vincenzo Santonastaso
Senior Software Engineer @IBM | Debezium Core Team
Distributed Systems · Event-Driven Architectures · Cloud Native
📍 Naples, Italy
🔗 LinkedIn
🐙 GitHub
🧠 Profile
Senior Software Engineer with 12+ years of experience designing and building distributed, cloud-native systems. Specialized in event-driven architectures, domain-driven design, and scalable backend platforms. Active open-source contributor, core maintainer on Debezium and advocate for clean architecture, software craftsmanship, and continuous learning.
🧰 Technical Skills
Languages & Frameworks
Java (11–24), Kotlin, Spring Boot, Spring Cloud, Spring Reactive, Axon Framework
Architecture & Patterns
Event-Driven Architecture, CQRS, Event Sourcing, Domain-Driven Design, Hexagonal Architecture, Functional Programming, Structured & Concurrent Programming
Infrastructure & DevOps
Docker, Kubernetes, AWS (EKS, MSK, IAM, S3), Jenkins, ArgoCD, Linux
Messaging & Streaming
Kafka, Kafka Streams, RabbitMQ
Datastore
PostgreSQL, MySQL, Redis
Practices
Scrum, Kanban, TDD, Software Design Documentation, Mentoring
🏗 Professional Experience
Senior Software Engineer - IBM
Mar 2026 – Present · Naples, Italy
Collaborative Partner with RedHat, working as a Core Maintainer on the Debezium project.
Senior Product Engineer - lastminute.com
July 2022 – Mar 2026 · Chiasso, Switzerland
Working on the transportation booking platform (B2B & B2C), developing external provider integrations and reservation provisioning flows.
- Designed and implemented microservices for pricing, booking and refund workflows
- Led migration from monolithic to event-driven architectures using Kafka and Axon
- Introduced CQRS & Event Sourcing for critical business workflows
- Worked on high-traffic distributed systems supporting flight search and booking
Staff Product Developer - BMC Software
Aug 2019 – July 2022 · Milan
Capacity Optimization platform for cloud and on-prem infrastructure.
- Built ETL pipelines ingesting large volumes of time-series metrics
- Developed analytics, dashboards and forecasting systems
- Worked on infrastructure optimization and capacity planning models
Product Developer - MotorK
Mar 2018 – Aug 2019 · Milan
Car stock management and advertising platform.
- Designed real-time inventory and publication systems
- Built multi-publisher pipelines for ~200k vehicles/day
- Developed APIs for promotions, pricing and dealer integrations
IT Consultant - Capgemini
Mar 2015 – Mar 2018 · Rome
Vodafone VPN provisioning and management platform.
- Designed and built B2C VPN configuration and provisioning systems
- Worked on high-availability service orchestration and customer portals
🚀 Selected Projects
Supply as a Platform (2025)
Kotlin · Axon · DDD · Event Sourcing · Microservices
Led the transformation of a tightly-coupled monolith into a modular, service-oriented platform.
Defined bounded contexts via Event Storming, implemented CQRS & Event Sourcing with Axon, and designed a migration strategy ensuring business continuity.
Refund Workflow (2024)
Kotlin · Axon · Kafka
Designed and implemented a distributed refund processing system for unused flight tickets, ensuring auditability, scalability and resilience using event sourcing and asynchronous workflows.
Credential Proxy (2024)
Kotlin · Spring Cloud Gateway · Reactive · Kafka
Built an OAuth2-based proxy allowing third-party systems to securely call provider services on behalf of lastminute.com users.
Monolith → Event-Driven Architecture (2023)
Kotlin · Java 17 · Kafka
Migrated legacy systems to Kafka-based asynchronous architectures using DDD-driven service boundaries and cross-team Event Storming.
🌍 Languages
- Italian - Native
- English - Professional working proficiency
🎓 Education
Bachelor’s Degree in Computer Science
University of Salerno - 2014
Final grade: 108/110
🏅 Certifications
- Spring Certified Professional (2020)
🌱 Open Source - Debezium (Core Maintainer)
Core Team member since March 2026. Previous contributions:
- Added Notification IDs, logging improvements, Kafka signal handling
- Offset commit support for signal topics
- Improved JMX notification formats