Djamaleddine Belilet is a polyglot Senior Software Engineer based in London with 8 years of experience designing and shipping high-performance web and mobile platforms. He has led multiple greenfield projects and played a key role at Brandbassador and now HubSpot, specializing in TypeScript, React, Node.js and event-driven, domain-driven architectures. Known for applying clean architecture principles and improving system performance, he also manages CI/CD flows and strategic integrations that boost user engagement. He is passionate about mentoring junior engineers and creating educational content—work he formalized as a web development consultant—bringing a practical teacher’s mindset to product engineering. Underneath the technical depth, he blends hands-on delivery with a knack for translating complex domains into maintainable, scalable systems.
8 years of coding experience
9 years of employment as a software developer
Information Systems Engineering Computer Engineering, Information Systems Engineering Computer Engineering at Ecole nationale Superieure d'Informatique (ESI)
A library for Dart/Flutter developers for validating: phone - name - postalCode - email - url - currency - ip - date - time - htmlTags - password - creditCard
Contributions:11 commits, 5 PRs, 8 pushes in 3 years 1 month
flutter-developersdate-timephonecreditcarddart2
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Djamaleddine Belilet - Senior Software Engineer at HubSpot