Senior .Net Developer

• Ensure your billable utilization target.
• Manage multiple application development projects simultaneously.
• Assist with the development of service estimates as required.
• Provide best practice advice and guidance to clients and partner development teams.
• Administer high quality technical consultancy and implementation work at partner and/or client location.
• Participate in partner's projects in-house or on-site delivering production ready code and troubleshooting live/development environments.
• Develop, customize and implement features based on Optimizely's products upon request.
• Ability to leverage common generative AIs to improve productivity.

• Prior experience in .NET projects: .NET, ASP.NET.
• Experience with E-commerce and/or Optimizely CMS is a big plus.
• Experience with GraphQL, WebAPI.
• Good knowledge of Node and React JS, JavaScript, HTML5, CSS.
• Knowledge and experience with TFS, GIT, JIRA or other source control software.
• Skills in front-end engineering using Object-Oriented JavaScript & Responsive web design are an advantage.
• Experience in one of following JavaScript library/framework: AngularJS, React, Vue.
• Advanced Microsoft Data Technologies: ADO.NET, SQL Server, Entity Framework.
• Good in implementing & optimizing .NET Server-side technologies.
• Very good in understanding & applying Design Patterns/Design Principles.
• Good problem-solving skills.
• Proficient in code review, code refactorin.
• Experience working in an Agile/Scrums Software Development environment.
• Ability to work on multiple projects and in team.
• Good attitude regarding self-testing and self-learning.
• Tertiary qualifications in Computer Science or equivalent.
• Good in English, at least written, good spoken English is a big plus.
• Ability to take ownership for tasks and projects Service oriented.
• Ability to troubleshoot software issues.
• Be able to work with a wide variety of technologies and end users.

• We are Vietnam Best IT companies 2026 by Joboko.
• Hackdays for self-studying and researching any IT-related subjects.
• 5 working days/week with flexible working time and no overtime.
• Annual unforgettable company outing.
• International, professional, creative working environment and talented teams.
• Onsite opportunities in Europe and US.
• Common cultural-sportive- art Clubs and activities, sponsored and/or supported by the Company (Ex: Football, GYM, Swimming, Guitar, English...).
• Powerful workstation: Core i7-9700, 16-32 GB RAM, 02 x QHD 2560x1440 monitors (2K resolution).
• 100% official salary during the probation period, 13th month salary, annual salary raise.
• Up to 03 extra paid-leave days per year.
• Social, Health and Unemployed Insurance are based on 100% Gross salary and fully paid by Company.
• Extra bonus at $ 60 per special occasions (Birthday, Labor Day, National Day, Solar New year, Lunar New Year).
• Lunch allowance at $30 per month.
• Baby allowance for a child under 03 years old is $ 12 per month.
• AON Premium Healthcare Insurance package for employees and their children up to 18 years old.
• Daily various foods, drink, and seasonal fresh fruits.

And many other benefits, let's join us to discover!