# Senior Engineer: .NET / C

> Fuku · Kuala Lumpur, Malaysia · Full-time · Posted 2025-12-11

**Workplace:** on_site

## Description

Senior Engineer: .NET / C#  
  
Why Join Us?  
\- Mission-driven company focused on building SaaS solutions for sustainability and climate change.  
\- Recognized as an EU unicorn with US$500 million in new funding.  
\- Expanding presence with a new office in Malaysia, aiming to scale to 30 engineers in 2025 (part of 12 global offices).  
\- Serving over 100,000 companies across 175+ countries and 200+ industries.  
  
Projects (Back End)  
\- Build a core project (new product/module).  
\- Maintain and upgrade 1-2 smaller projects (features/enhancements).  
\- Participate in ongoing modernization of legacy technology (10+ years old).  
  
Key Responsibilities  
\- Design, develop, test, implement, and support web-based solutions.  
\- Ensure availability, resilience, and scalability of all solutions.  
\- Design DDD-oriented microservices and implement CQRS patterns.  
\- Contribute to technical and software design decisions.  
\- Ensure code quality and advocate for Clean Code, code metrics, and Test Driven/Behavior Driven Development.  
\- Collaborate daily with QA (Selenium) and support teams.  
  
Team Culture  
\- Work closely with the EU team and cross-functional agile teams.  
\- Collaborate with Product Owners to understand customer needs and desired application capabilities.  
  
Must Have  
\- Strong experience with .NET and C# (ASP.NET / .NET Core).  
  
Nice to Have  
\- Experience with Web APIs (REST, RPC-over-HTTP, WebSockets, CQRS, DDD).  
\- Familiarity with Model View Controller and MS SQL Server.  
\- Knowledge of Cloud platforms such as Azure (including Azure Architecture and CQRS), AWS, or Google Cloud.  
  
Location  
\- Hybrid work arrangement: 3 days a week in the office (Central KL, direct access to LRT/MRT).  
\- Permanent, full-time role (not a contract position).  
  
Role Level  
\- Ideal for a highly technical backend engineer with 5-10+ years of experience.  
\- 100% individual contributor role, reporting to the Engineering Manager.  
  
Who Should Apply?  
\- Passionate about .NET/C# technology.  
\- Contributors to GitHub or open source projects.  
\- Experienced in end-to-end, multi-year projects.  
\- Background in pioneer teams for EU MNCs.  
\- Enthusiastic about backend engineering and specialization in backend development.

## Apply

[Apply at Fuku](https://apply.workable.com/fuku/j/6A1D669B56/apply)

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