Middle/Senior .NET Developer

Middle/Senior .NET Developer

LOCATION: HCMC

JOB DESCRIPTION 

GEM is seeking a talented Middle/Senior .NET Backend Engineer with solid experience in designing and developing Microservices-based applications using .NET Core. We are specifically looking for candidates who have previously worked on Insurance domain projects, as Insurance domain experience is a mandatory requirement for this position.

  • Design, develop, and maintain backend systems using .NET Core, following Microservices architecture  
  • Analyze business requirements and read, understand, and evaluate existing system architectures, proposing technical improvements when necessary  
  • Design, develop, and optimize databases using SQL Server and PostgreSQL  
  • Utilize Redis for caching, performance optimization, and state management  
  • Build and integrate event‑driven systems using Azure services such as Azure Event Grid, Azure Service Bus  
  • Work with Kafka for message streaming and event-based communication  
  • Ensure system reliability, scalability, performance, and maintainability  
  • Collaborate closely with DevOps, QA, and cross‑functional teams throughout the development lifecycle  
  • Participate in troubleshooting, debugging, and resolving complex technical issues  
  • Handle multiple concurrent tasks effectively in a fast‑paced project environment 

REQUIRED SKILLS AND EXPERIENCE 

  • Minimum 4 years of experience developing applications with .NET Core / ASP.NET Core.
  • Strong hands-on experience with SQL Server, PostgreSQL, Redis, Kafka, Azure Event Grid, and Azure Service Bus.
  • Solid understanding of Microservices Architecture, Event-Driven Architecture, and RESTful APIs (gRPC is a plus).
  • Experience building distributed, scalable, and highly available systems.
  • Strong system analysis, problem-solving, and troubleshooting skills.
  • Ability to manage multiple tasks, prioritize effectively, and work independently.
  • Strong communication, teamwork, and technical documentation skills.
  • Proactive, responsible, and detail-oriented.
  • Experience in the Insurance domain is required

Nice to Have   

  • Experience with Docker, Kubernetes, and CI/CD pipelines.
  • Hands-on experience with Azure Cloud Services (App Service, AKS, Azure Monitor, Application Insights, etc.).
  • Knowledge of Clean Architecture and Domain-Driven Design (DDD).
  • Familiarity with security standards such as OAuth2, OpenID Connect, and JWT.
  • Experience migrating monolithic applications to microservices.
  • Experience implementing CI/CD pipelines using Azure DevOps or GitHub Actions.

BENEFITS 

  • Salary: Up to 50M 
  • Probation salary is 100% of the official salary
  • 13th-month salary and performance review twice a year 
  • Bonus for special occasions each year (Labor Day, National Day, Solar New Year, Lunar New Year) 
  • Employee’s professional certification and training allowances are subject to company regulations 
  • Health Care Insurance
  • Annual Health Assessment 
  • Social, health and unemployment Insurance following the government policy 
  • Enjoy company summer trips and other team-building activities held monthly and quarterly 
  • Work five days per week with flexible working time 
  • Have chances to gain knowledge on the latest waves of blockchain, AI, and Big Data 
  • Professional, creative and dynamic working environment  

CONTACT