Lead Software Engineer (ReactJS/.NET)

 Must have:  At least 8+ years of experience designing, developing, and operating cloud software at scale, with strong hands-on technical and give solutions for the clients. Solid experience in JavaScript ES6/ Typescript working with ReactJS, and C#, .NET. Experience in designing & developing RESTful APIs (GraphQL desirable) and microservices based system; troubleshooting and debugging in microservice  Experience in Cloud computing, especially Amazon Web Services (AWS)  Experience with unit testing and integration testing Good English & Vietnamese communication skills, both verbal and written. Experience with technical leadership and people management, including the ability to mentor and support other engineers. Ability to manage risk, ambiguity, dependencies, and cross-functional stakeholders. Ability to align engineering work with high-level organizational goals. A keen sense of ownership and accountability. Experience working with distributed teams in global engineering organizations. Experience in Agile development environments. Well-versed in writing structured, well-documented, maintainable, and clean code. Good problem-solving and analytical skills.  Nice to have:    Familiarity with Domain Driven Design, Clean Architecture, SoA, and Micro Services. Design system (Material 3, Primeng, Shadcn, MUI), No-SQL: MongoDB, CosmosDB Message broker system (Kafka, Azure Service Bus, RabbitMQ) Experience in Workflow Development. Hosting solutions like VM, web servers, containerization (Docker – Kubernetes) Experience in Identity Server/IAM/Azure B2C/Okta and OIDC. Understanding about Security practices, zero-trust policies. Write clean and refactor code. Possess a good mindset regarding technical solutions and technical best practices.  Soft-skills:   Effective verbal English skills in video conferences and face-to-face communication. Know how to manage tasks and perform context switching Have a resilience mindset, handle stress well. Be a problem solver with great problem-solving skills. Proactive and self-learning mentality.