Principal Engineer, C#/ .NET
Boston, MA
Full Time
$145k - $160k
We’re working with a growing SaaS company that is building workforce-enablement tools used by large operational teams nationwide. They are hiring a Senior Software Engineer to help design and ship new platform capabilities using C#, .NET Core, SQL Server, and modern cloud technologies. This is a full-time role offering strong engineering ownership and the chance to expand into architecture-level work.
This is a great opportunity for someone who wants to take on meaningful technical challenges in a product-first environment. You’ll help shape a scalable multi-tenant platform, collaborate closely with product leadership, and work on new integrations that directly impact customer workflows. If you want a role where you can influence design decisions, build long-term systems, and join a supportive and collaborative engineering culture, this is the place to do it.
Required Skills & Experience-
8+ years of professional software engineering experience
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Strong background in C# and .NET (Core or Framework)
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Experience building and consuming RESTful APIs
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Solid understanding of relational databases (SQL Server preferred)
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Strong grounding in software engineering fundamentals (OOP, SOLID, design patterns)
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Experience working in cloud environments (Azure or AWS)
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Hands-on experience with Git and CI/CD practices
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Ability to work cross-functionally with product and engineering teams
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Experience with message brokers like Kafka, RabbitMQ, or ActiveMQ
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Exposure to NoSQL databases such as MongoDB or Elasticsearch
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Familiarity with containerization (Docker) and/or Kubernetes
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Experience working in a SaaS multi-tenant environment
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Knowledge of API security and versioning best practices
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Strong problem-solving and communication abilities
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60% .NET backend
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30% SQL & data modeling
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10% Cloud & messaging technologies
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80% Hands-on engineering
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10% Collaboration and design discussions
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10% Supporting integrations and platform improvements
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Bonus eligible
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You will receive the following benefits:
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Medical, Dental, and Vision Insurance
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Vacation Time
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Stock Options
Applicants must be currently authorized to work in the US on a full-time basis now and in the future.