Principal Engineer (.NET, AWS)

We are hiring a Principal Engineer for a client that provides a cloud-native SaaS platform supporting global creative teams. The platform leverages AWS serverless technologies, .NET, and React/TypeScript. This senior role focuses on architecture, scalability, engineering leadership, and hands-on development.

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  Lead the architectural direction and modernization of a large-scale SaaS platform.

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  Improve system scalability, performance, and reliability.

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  Build features in .NET and AWS (Lambda, API Gateway, DynamoDB, RDS, etc.).

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  Guide backend, frontend, DevOps, QA, and offshore engineers.

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  Implement and uphold engineering best practices and code standards.

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  Collaborate with Product leadership to deliver high-quality releases.

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  10+ years of experience building SaaS applications.

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  3+ years in a Principal Engineer or Tech Lead role.

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  Strong C#, ASP.NET, .NET Core, and xUnit experience.

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  1+ years AWS experience: Lambda, API Gateway, S3, CloudFormation, RDS, DynamoDB, EC2, Cognito.

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  Strong system architecture and distributed systems expertise.

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  Ability to review and guide React/TypeScript development.

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  Excellent leadership and collaboration skills.

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  Bachelor’s degree in Computer Science or related field (preferred).

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  Hybrid (New York, NY)

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  Direct hire only.

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  Must be a U.S. Citizen or Green Card holder.

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  No C2C / No Third Parties.