> Markdown version of [/jobs/ext/2377955-tech-lead-net-aws-microservices-h-f](https://www.wearedevelopers.com/jobs/ext/2377955-tech-lead-net-aws-microservices-h-f). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Tech Lead .NET / AWS / Microservices (H/F) - **Company:** Comet - **Location:** Paris, France - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** .NET Framework, Amazon Web Services, Unit Testing, C Sharp (Programming Language), Cloud Computing, Code Review, Continuous Integration, Command-Query Responsibility Segregation (Software Development), DevOps, Entity Framework, PostgreSQL, MongoDB, Software Engineering, ReactJS, Technical Debt, Git, Front End Software Development, Restful APIs, Terraform, Microservices - **Published:** August 25, 2026 - **Apply:** https://fr.indeed.com/viewjob?jk=a19d3680a264bc6a ## About the Role Expérience : Senior (8 ans et + en développement logiciel) dont au moins 18 mois réussis en tant que Tech Lead / Lead Developer / Référent technique. Stack Backend (Must-Have) : Expertise confirmée sur .NET / C#, APIs REST, architectures Microservices et environnement AWS (services serverless ou conteneurisés). Qualité & DevOps (Must-Have) : Solide culture de production (CI/CD, Git, tests unitaires/intégration) et capacité de diagnostic d'incidents. Langues : Français courant et Anglais professionnel obligatoire (échanges avec des équipes support internationales). Compétences appréciées (Nice-to-Have) : Frontend : React. Data & Architecture : PostgreSQL, MongoDB, Entity Framework, Clean Architecture / Hexagonale, DDD, CQRS, Event-Driven. Cloud & Infra : Terraform, observabilité (logs/traces/alerting), feature flags, déploiements progressifs. ## Description Vous intervenez au c?ur du code tout en assurant un accompagnement de proximité auprès des développeurs, la structuration des choix d'architecture microservices et la garantie de la qualité en production. ? VOS RESPONSABILITÉS ET LIVRABLESLeadership Technique & Mentoring : Animer la squad au quotidien, clarifier les standards de développement et faciliter les arbitrages techniques. Accompagner les développeurs dans leur montée en compétences (revues de code exigeantes, feedbacks, partage de connaissances). Développement & Architecture Hands-on : Contribuer aux développements complexes (.NET / C#), aux analyses techniques et aux choix de conception microservices sur AWS. Réduire la dette technique prioritaire et renforcer le delivery (conception, tests, documentation, sécurité). Production, Exploitation & Support : Intégrer les contraintes de production dès la conception (observabilité, traçabilité, diagnostics, rollback). Analyser les incidents complexes en production et participer à la rédaction des runbooks en lien avec le support applicatif. Outillage & Pratiques : Promouvoir l'utilisation raisonnée des outils d'IA (assistance au code, tests, documentation). Faire remonter au management les risques ou arbitrages nécessitant une décision transverse. ## About Comet [Company profile](https://www.wearedevelopers.com/companies/4291-comet) ### More Jobs at Comet - [Analyste d'Exploitation & Production Applicative (H/F)](https://www.wearedevelopers.com/jobs/ext/2377762-analyste-d-exploitation-production-applicative-h-f) - [Technical Product Marketing Manager](https://www.wearedevelopers.com/jobs/48369-technical-product-marketing-manager) - [Développeur Senior C# / SQL Server (H/F)](https://www.wearedevelopers.com/jobs/ext/2365992-developpeur-senior-c-sql-server-h-f) - [PMO / Consultant en Pilotage de Projet (H/F)](https://www.wearedevelopers.com/jobs/ext/1302668-pmo-consultant-en-pilotage-de-projet-h-f) - [Chef de Projet Fonctionnel CRM Mobile (H/F)](https://www.wearedevelopers.com/jobs/ext/1302830-chef-de-projet-fonctionnel-crm-mobile-h-f) ## Related Videos - [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Beyond micro-services, embrace composable architecture !](https://www.wearedevelopers.com/videos/1188-beyond-micro-services-embrace-composable-architecture) - [We adopted DevOps and are Cloud-native, Now What?](https://www.wearedevelopers.com/videos/485-we-adopted-devops-and-are-cloud-native-now-what) - [DevOps Maturity Check – a way to balance autonomy and alignment](https://www.wearedevelopers.com/videos/58-devops-maturity-check-a-way-to-balance-autonomy-and-alignment) ## Related Articles - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Best Companies to Work For in Paris: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/190-best-companies-to-work-for-in-paris-top-25-companies-in-2023) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers)