{"id":3330663,"url":"https://alion.io/job/ridcha-data-developpeur-senior-tech-lead-full-stack-net-c-angular-20-hf","title":"Développeur Senior / Tech Lead Full Stack .NET C# / Angular 20 (H/F)","company":{"id":3908429,"name":"Ridcha Data","domain":"ridchadata.com","url":"https://alion.io/company/ridcha-data","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":"freelance","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Ivry-sur-Seine, France"],"countries":["FR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":49000,"max_usd":88000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":74},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Angular","optional":false},{"name":"ASP.NET Core","optional":false},{"name":"Azure","optional":false},{"name":"Azure DevOps","optional":false},{"name":"Bicep","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Confluence","optional":false},{"name":"Entity Framework Core","optional":false},{"name":"Git","optional":false},{"name":"Jira","optional":false},{"name":"Keycloak","optional":false},{"name":"Postman","optional":false},{"name":"Rest API","optional":false},{"name":"Serilog","optional":false},{"name":"SOAP","optional":false},{"name":"SQL","optional":false},{"name":"Windows","optional":false},{"name":"JavaScript","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-10-27T10:42:18Z","employer_posted_date":null,"last_verified_at":"2026-10-27T10:42:18Z","board_verified":false,"closed_at":null,"days_open":2,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":2},"description":"Contexte de la missionDans le cadre de la migration et de la refonte d'applications .NET, notre client recherche un Développeur Senior Full Stack .NET / Angular pour accélérer les travaux de modernisation et assurer la maintenance de ses solutions, notamment Maileva Expert et Facily DOC.\nVous interviendrez sur des applications existantes et sur leur évolution vers des technologies récentes, en participant au développement, à l'intégration et à la sécurisation des composants applicatifs.\nMissions principalesParticiper à l'analyse des besoins fonctionnels et techniques.\n\nConcevoir, développer et maintenir des applications Full Stack en C# / .NET et Angular.\n\nContribuer à la migration d'applications du .NET Framework 4.6.2 vers .NET 8.\n\nDévelopper et maintenir des API REST / SOAP et des services applicatifs.\n\nConcevoir et faire évoluer les composants front-end avec Angular 20.\n\nDévelopper et optimiser les accès aux données avec Entity Framework et SQL Server.\n\nMettre en œuvre les mécanismes d'authentification et de sécurisation : OAuth2, JWT, SSO et Azure AD.\n\nParticiper à l'intégration et au déploiement continus via Azure DevOps et les pipelines CI/CD.\n\nRéaliser les tests unitaires, les investigations techniques et la correction des anomalies.\n\nProduire la documentation technique et les documents d'architecture (DAT).\n\nCollaborer avec les équipes projet et piloter, si nécessaire, les intervenants impliqués dans le développement.\n\nCompétences techniques indispensablesC# : expertise confirmée.\n\nAngular 20 : niveau confirmé.\n\n.NET 8 / ASP.NET Core Web API : niveau confirmé.\n\nTFS : expertise.\n\nAzure DevOps : niveau confirmé.\n\nSQL Server : requêtes SQL et procédures stockées.\n\nAPI REST / SOAP : conception et intégration.\n\nEntity Framework / Entity Framework Core : code first, migrations et accès aux données.\n\nGit et pipelines CI/CD.\n\nFrançais courant : impératif.\n\nEnvironnement techniqueDéveloppement : Visual Studio 2022, Visual Studio Code, .NET Framework 4.6.2, .NET 8, XAML, CommunityToolkit.Mvvm.\n\nBackend et données : ASP.NET Core Web API, Entity Framework Core 8, SQL Server, services Windows.\n\nAzure : App Service, Azure Storage, Azure Identity, Azure AD, API Management, Azure Portal, Bicep, Azure Monitor / Application Insights.\n\nSécurité : OAuth2, JWT, SSO, Keycloak, Content Security Policy (CSP).\n\nOutils et intégration : TFS, Git, Azure DevOps, Jira, Confluence, Postman, Fiddler, Serilog.\n\nAutres technologies : manipulation de PDF, installateurs MSI, webhooks Svix, IIS 10, intégration Teams JS et gestion du multithreading.\n\nProfil recherché\nProfil recherchéVous êtes un développeur Full Stack senior disposant d'une solide expérience dans l'écosystème Microsoft .NET et le développement d'applications web.\nVous maîtrisez le développement backend en C#, la conception d'API et le développement frontend avec Angular. 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