Senior Fullstack .NET Software Engineer (.NET & JavaScript/ReactJS), based at KMS Technology

Đà Nẵng, , Vietnam -

Full Time

Start Date

Immediate

Expiry Date

07 Sep, 26

Salary

0.0

Posted On

09 Jun, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

C#, .NET Core, ReactJS, TypeScript, ASP.NET, SQL Server, Entity Framework, RESTful API, OOP, Design Patterns, CI/CD, Agile/Scrum, Software Architecture, Clean Code, Unit Testing, English Communication

Industry

Software Development

Description

Company Description KMS Technology is a strategic engineering company helping businesses turn bold ideas into high-impact solutions-faster. Founded in 2009 as a U.S.-based services company, we’ve grown into a global organization with locations in the US, Vietnam, Mexico and Poland. KMS is trusted globally for the quality of our engineering and consulting services. We bring deep expertise in product development and quality assurance, Data & AI-native engineering, and delivery excellence to every engagement. Our mission is to help customers build what’s next-accelerating innovation, crafting brilliant solutions, and creating real-world impact. At KMS, we believe sustainable growth is built on the success of our clients and employees, and in making a lasting contribution to our communities. More about KMS Technology: Website: https://kms-technology.com Linkedin: https://www.linkedin.com/company/kms-technology Job Description Perform hands-on coding and code review as a senior/lead developer when needed. Understand customer/business requirements and develop applications that are consistent with this. Lead technical discussions with clients/internal teams to clarify requirements, propose solutions, and align on architecture/design decisions. Provide technical guidance on solution design, coding standards, performance, scalability, security, and maintainability. Design, develop, review, implement, maintain, and manage CI/CD, build management, deployment scripts, systems, and related code as required. Take technical ownership of key modules and support the team in solving complex technical issues. Participate in Agile/Scrum activities: daily standup, demo, retrospective, estimation, planning, etc. Mentor/train junior members if any. Perform other tasks assigned by the Line Manager. Qualifications General requirements: At least intermediate English communication, able to discuss technical topics and work directly with international clients. Bachelor’s degree in Computer Science, Information Technology, or a related field. Likely having 8+ years of software development experience. Experience as a senior/lead engineer, technical owner, or key technical contributor. Ability to analyze requirements, propose technical solutions, and explain technical trade-offs. Familiar with Agile methodologies such as Scrum, XP, or Kanban. Ability to work independently with minimum guidance and quickly adapt to new technologies. Technical requirements: Proficiency in C#, ASP.NET, .NET Core, and .NET Framework. Experience with HTML/CSS/JavaScript and front-end frameworks, especially ReactJS/TypeScript. Experience with RESTful API design and integration. Experience with SQL Server and ORM frameworks such as Entity Framework. Strong experience with OOP, design patterns, IoC container, and clean code practices. Experience in application architecture/design, including scalability, maintainability, and performance considerations. Ability to review technical design, identify risks, and recommend improvements. Performs effectively and independently in design, coding, verification, unit testing, integration testing, and debugging. Has basic knowledge of software requirements and software testing. Nice to have: Experience in setting up CI/CD pipelines and web security issues Experience using AI chat tools (ChatGPT, Claude, Gemini, etc.) for research, debugging, and learning Familiarity with at least one AI coding assistant (GitHub Copilot, Cursor, Claude Code, or similar) Ability to write clear, contextual prompts to generate code snippets, unit tests, or documentation Awareness of AI output limitations and responsible AI use (data privacy, handling of sensitive client data) Additional Information Perks You'll Enjoy Working in one of the Best Places to Work in Vietnam Building large-scale & global software products Working & growing with Passionate & Talented Team Diverse careers opportunities with Software Outsourcing, Software Product Development, IT Solutions & Consulting Attractive Salary and Benefits Performance appraisals every year and performance bonus Onsite opportunities: short-term and long-term assignments in North American (U.S, Canada), Europe, Asia. Flexible working time Various training on hot-trend technologies, best practices and soft skills Premium healthcare insurance for you and your loved ones Company trip, big annual year-end party every year, team building, etc. Fitness & sport activities: football, tennis, table-tennis, badminton, yoga, swimming… Joining community development activities: 1% Pledge, charity every quarter, blood donation, public seminars, career orientation talks,… Free in-house entertainment facilities (foosball, ping pong, gym…), coffee, and snack (instant noodles, cookies, candies…) And much more, join us and let yourself explore other fantastic things!

Responsibilities

Lead the design and development of fullstack applications while performing hands-on coding and code reviews. Provide technical guidance to the team, manage CI/CD pipelines, and collaborate with clients to align on architecture and business requirements.