AHT TECH is a premium global group providing comprehensive technology consulting solutions, specializing in Commerce and Digital Experience in Vietnam. Established in 2007, we have multiple branches and representative offices in Vietnam, Malaysia, Japan. Proud to offer a dynamic working environment with abundant growth opportunities, AHT Tech has become home to over 300 professionals worldwide.

Website: www.arrowhitech.com

• Contract type: Service contract (Full-time)
• Domain: Marketplace E-commerce Platform
• Salary range: Upto 50M Gross

KEY RESPONSIBILITIES

• Build, maintain, and improve backend services and APIs using .NET Core / C# and Node.js.
• Develop modern front-end features using Vue.js or React.js, preferably with TypeScript.
• Design clean REST APIs, integration flows, authentication/authorization, validation, and error handling.
• Work with databases, data models, migrations, background jobs, and third-party service integrations.
• Support AWS DevOps work including deployment pipelines, Docker/container workflows, environment configuration, monitoring, logs, and production troubleshooting.
• Improve application performance, reliability, security, and maintainability.
• Write focused tests, participate in code reviews, and communicate implementation risks and tradeoffs clearly.

REQUIREMENTS

• 4+ years of professional full stack development experience for mid-level, OR 6+ years for senior-level candidates.
• Strong hands-on experience with .NET Core / C# backend development.
• Strong Node.js experience for backend services, APIs, or integrations.
• Strong Vue.js OR React.js front-end experience, ideally with TypeScript.
• Practical experience with REST APIs, SQL databases, authentication, validation, and production debugging.
• Hands-on AWS DevOps experience, such as EC2, ECS/EKS, Lambda, RDS, S3, CloudFront, IAM, CloudWatch, CI/CD, Docker, or similar services.
• Ability to work independently in an existing codebase and deliver production-ready changes.
• Fluent in English 4 skills, especially speaking.

Nice-To-Have 

• E-commerce, marketplace, SaaS, payments, logistics, or integration-heavy platform experience.
• Experience with microservices, event-driven systems, queues, Redis/cache, or background workers.
• Infrastructure as Code experience with Terraform, AWS CDK, CloudFormation, or similar tools.
• Kubernetes, container orchestration, GitHub Actions/GitLab CI, observability, and incident support.
• Familiarity with security best practices, secrets management, cost awareness, and rollback planning.