Piero Maltese
Senior Software Engineer at Deel
London, England, United Kingdom
Summary
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SeniorPiero Maltese is a senior software engineer with 11 years of experience building scalable, event-driven systems and leading cross-functional teams from London. He combines hands-on full‑stack development—contributing to notable open-source projects like the Rematch Redux framework—with architecture and delivery work that spans React, TypeScript, Erlang, Kafka, AWS and Kubernetes. Piero has driven platform shifts that cut costs and increased flexibility, including ahead-of-time product rendering and making e-commerce platforms payment- and channel-agnostic. As a manager and architect he’s shipped CI/CD-backed systems with observability (Prometheus/Grafana) and built reusable frameworks and component libraries used organization-wide. Known for digging into library internals, he brings both pragmatic leadership and a deep curiosity for improving developer experience and system reliability.
11 years of coding experience
12 years of employment as a software developer
English, Italian
Stackoverflow
102reputation
6kreached
4answers
8questions
Github Skills (13)
state-management10
typescript10
javascript10
typescripts10
redux10
typescript-types10
react10
react-redux10
testing9
htaccess6
facebook-graph-api6
aggregation-framework6
meteor6
Programming languages (4)
Github contributions (5)
rematch/rematch
Feb 2018 - Feb 2018
The Redux Framework
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:9 commits, 4 PRs, 19 comments in 12 days
Contributions summary:Piero contributed to the Rematch Redux framework by implementing and refining core features. Their work included adding functionality for promises returned from effects, enhancing the reducer context, and fixing a bug related to error propagation in the loading plugin. The user also refactored code related to the reducer context and implemented changes that improved the meta object functionality. The contributions demonstrate a deep understanding of the library's inner workings.
reactstate-managementreact-nativeredux-best-practicesjavascript
pierissimo/s3-revisions
Apr 2016 - Oct 2018
Contributions:36 PRs, 40 pushes, 3 branches in 2 years 6 months
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