.NET Fullstack Developer (Middle/Senior)

Location: Ho Chi Minh City, Vietnam

Company

hirify.global is an independent technology consulting firm providing technology guidance and solutions to businesses through an international team operating across more than 60 countries.

What you will do

• Develop AI Agent and Workflow Automation solutions for enterprise applications.
• Design, develop, and maintain scalable applications using C# .NET, ASP.NET Core, and ReactJS.
• Build RESTful APIs and backend services with Entity Framework or other ORM frameworks.
• Develop responsive frontend components and user interfaces with ReactJS.
• Design, manage, and optimize PostgreSQL databases and SQL queries.
• Implement SSE, streaming responses, real-time communication, and integrations with internal and third-party APIs.

Requirements

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• At least 4 years of software development experience using .NET/C#.
• Strong hands-on experience with ASP.NET Core, RESTful APIs, and Entity Framework or similar ORM frameworks.
• Hands-on experience with ReactJS and PostgreSQL.
• Strong SQL development skills, including query optimization and database performance tuning.
• Experience with SSE, streaming responses, or other real-time communication technologies.
• Experience integrating third-party and internal APIs.
• Experience developing chatbots, copilots, or AI assistants, or understanding AI Agents, Multi-Agent Systems, and Agent Workflows.
• Strong analytical thinking, logical reasoning, and problem-solving skills.

Culture & Benefits

• Competitive salary with a 13th-month salary.
• 14+ annual leave days and premium healthcare insurance starting from the probation period.
• Project reviews, yearly performance appraisals, and a tailor-made career path.
• International team with flexible working time, annual company trips, and team-building activities.
• Technical workshops, training courses, and opportunities for on-site assignments at offices abroad.

Hiring process

• Brief virtual or phone call.
• Approximately three interviews, varying by seniority.
• Potential case study, technical assessment, role play, or problem-solving scenario depending on the position.