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d’industrialisation, d’amélioration continue de la qualité et de modernisation des interfaces front.\nLa mission consiste à :\nAssurer le leadership technique effectif de l’équipe et garantir la cohérence des choix techniques au quotidien.\n\nPiloter techniquement les sujets de conception, développement, migration, scalabilité, performance et résilience sur un socle .NET.\n\nSécuriser les trajectoires techniques liées aux enjeux de migration vers le Cloud et aux contraintes de production à fort trafic.\n\nContribuer activement à l’amélioration continue : qualité du code, réduction de dette, refactorings maîtrisés, performance, sécurité et maintenabilité.\n\nStructurer et renforcer l’observabilité des services via Datadog : logs, métriques, traces, dashboards, alerting et analyse des signaux faibles.\n\nParticiper au cadrage technique des sujets avec le Produit, l’Architecture, le Cloud, la QA et les équipes DevOps.\n\nS’inscrire dans une dynamique orientée résultat : stabilité, performance, tenue des engagements, qualité d’expérience utilisateur et robustesse long terme.\n\nProfil recherché\nExpérience requise\n10 à 15 ans d’expérience, avec une expérience confirmée et démontrable en tant que Tech Lead dans un environnement exigeant en production.\n\nExpérience significative en développement .NET / Core sur des applications ou services critiques.\n\nExpérience réelle de leadership technique : cadrage, arbitrage, animation technique, revues de conception, accompagnement d’équipe et sécurisation des livraisons.\n\nExpérience sur des sites ou services à fort trafic, avec contraintes de performance, disponibilité et scalabilité.\n\nMaîtrise des enjeux Cloud Azure : architecture, déploiement, scalabilité, résilience, supervision et coûts.\n\nForte culture de l’observabilité et capacité à exploiter Datadog pour piloter la qualité de service en production.\n\nCapacité à cadrer techniquement un sujet, découper les travaux, identifier les dépendances et sécuriser 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