Cristian聽Spinetta
Sr. Software Development Engineer at Amazon
London, England, United Kingdom
Summary
馃懁
Senior馃帗
Top SchoolCristian Spinetta is a senior software engineer with 12+ years designing high-throughput, fault-tolerant distributed systems and a current focus on applied cryptography and privacy-by-design at Amazon/Ring. He has led the development of mission-critical messaging and video platforms that process millions of events daily, driving a 22脳 throughput improvement and multi-region uptime well beyond 5 nines through profiling, chaos engineering, and resilience patterns. His work spans devices, cloud services, and client apps, operating HSM-backed key management, envelope encryption, and group key protocols at scale. A polyglot engineer fluent in Rust, Scala, Java and Python, he contributes to open-source projects (e.g., Kamon and angular-wizard) and actively explores zero-knowledge proofs and deeper cryptography fundamentals. He combines hands-on optimization (eBPF, JVM tuning, load-testing) with product-minded security leadership, having migrated services to more secure, cost-efficient architectures. Based in London, he cares deeply about building systems people can trust鈥攕ecure, private, and resilient by default.
12 years of coding experience
11 years of employment as a software developer
Software Engineer Engineering, Software Engineer Engineering at Universidad Tecnol贸gica Nacional
Stackoverflow
463reputation
21kreached
4answers
7questions
Github Skills (27)
unit-testing10
javascript10
validations10
testing10
validation10
jdbc10
java10
akka-http10
scala10
javas10
angularjs10
mariadb9
monitoring9
tracer9
distributed-tracing9
Programming languages (8)
Github contributions (5)
kamon-io/Kamon
Jul 2016 - Aug 2020
Distributed Tracing, Metrics and Context Propagation for applications running on the JVM
Role in this project:
Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:7 commits, 1 PR, 3 comments in 4 years 1 month
Contributions summary:Cristian's contributions primarily involve testing and extending functionality within the Kamon project, specifically concerning Akka HTTP and JDBC instrumentation. They completed tests before a release, demonstrating a focus on quality assurance. Additionally, the user added an example application for Kamon OkHttp and improved the documentation, further highlighting their involvement in both feature testing and overall code quality. They also worked on enhancing the MariaDB's Connector/J support, refactoring advisors and updating dependencies.
propagationcontext-propagationkamontracingotel
angular-wizard/angular-wizard
Apr 2014 - May 2014
Easy to use Wizard library for AngularJS
Role in this project:Front-end Developer
Front-end DeveloperContributions:8 commits in 1 month
Contributions summary:Cristian contributed to the angular-wizard library by implementing and testing validation features. Their work focused on allowing or preventing advancement to the next step in a wizard based on validation results and the `validate-always` setting. They added unit tests to verify the correct behavior of the validation logic. Further contributions include refactoring validation-related code and adjusting the step title behavior.
javascriptwizardangularjsangular
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