Senior C#/.Net Developer - Remote - Vietnam based

Job Title

Software engineer

Client location

France

English language capability:

Fluently both in written and verbal conversation, can join brainstorming

Organizational Assignment

Functional Manager (direct): Manager Software Engineering

Peers: Software Engineers, Software Architect

Stakeholders: Product Managers

Job Summary

The Software Engineer Licensing owns and evolves the licensing platform and SDK that enable

licensing workflows across our product ecosystem. They contribute to the platform's architecture

and implementation, ensuring alignment with the overall technical vision while balancing

migration needs, backward compatibility, and long-term maintainability

Key Tasks & Responsibilities

Core Requirements

Strong C# / .NET backend engineer

Core engineering responsibilities

Design, develop, test, and deploy software applications. Experience designing code that is

easy to unit test

Collaborate with team members to define requirements and specifications.

Write clean, scalable, and efficient code.

Comfortable talking about unit tests, test doubles (mocks/fakes), dependency injection,

separation of concerns

Troubleshoot, debug, and resolve software defects.

Participate in code reviews to maintain code quality and best practices.

Stay updated with emerging technologies and industry trends.

Mentions clean / layered / hexagonal architecture or similar in the candidates CV or

experience

Used to working with logging and observability in a structured way (not just we log

errors, but with some thought behind it)

Strong at desktop software experience (one of major requirements)

Licensing platform ownership

Lead the evolution of the licensing component, ensuring seamless integration with

internal systems (e.g., NetSuite, HubSpot) and external clients.

Design and implement SDKs (in C#) to enable licensing functionality and guide developers

migrating from legacy SDKs.

Support data migration activities, ensuring data integrity, version compatibility, and

minimal disruption.

Define and implement strategies for NuGet package deployment, versioning, and lifecycle

management.

Implement observability, CI/CD pipelines (Azure DevOps), and security best practices

(OAuth2, OIDC, token handling) for the licensing platform.

Produce clear, customer-centric documentation and developer guides for SDK adoption.

Act as an internal advocate for SDK usability and adoption best practices

Qualifications, Skills, and Competencies Required

Bachelor's degree in Computer Science, Engineering, or a related field.

Proficient in English (spoken and written).

Proven experience as a Software Engineer or similar role.

Proficiency in one or more programming languages (e.g., .NET, Python, TypeScript,

Angular).

Strong understanding of software development principles and methodologies.

Experience with version control systems (e.g., Azure DevOps).

Excellent problem-solving skills and attention to detail.

Strong communication and teamwork abilities.

Success Criteria / KPIs

Software Development

Delivery of high-quality software that meets requirements and performs reliably (number

of features or bug fixes passing QA).

Code that is clean, scalable, and maintainable (measured through tools like SonarQube).

SDK adoption rate and successful migration of consuming components.

Reduction in licensing-related incidents or defects.

Compliance with security and observability best practices.

Uptime and reliability metrics for licensing services.

Collaboration and Communication

Active participation in team discussions to define requirements and specifications (peer

feedback score).

Effective collaboration with team members and stakeholders to achieve project goals

• (participation in cross-functional meetings and alignment sessions).