Senior Software Engineer – Remote, Enterprise Platform & APIs

Work at OneStream; United States; Remote; USD 138,000 - 172,000; Full time

Benefits offered by this job

Vision

Medical Insurance

Life Insurance

Dental Insurance

401K

Job summary

OneStream is seeking a Senior Software Engineer to design, develop, and deliver complex features within our CPM platform. You will own end-to-end development, mentor engineers, and drive architectural decisions with a focus on performance and reliability.

The role emphasizes UI work across Angular, React, Blazor, and WPF, API design, JSON data contracts, and strong collaboration with cross-functional teams. This is a remote, full-time position based in the USA.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or related field, or equivalent experience.
• 4–10 years of professional software development experience.
• Proficiency in C#, .NET, and ASP.NET.
• Experience building UIs with Angular, React, Blazor, and WPF.
• Strong RESTful API design and service-oriented architectures.
• Experience with JSON contracts in enterprise apps.
• Experience with Git workflows and CI/CD pipelines.
• Experience reviewing unit tests and ensuring coverage.

Responsibilities

• Design, develop, and maintain complex software features and services within OneStream.
• Lead implementation of moderately to highly complex features for scalability and reliability.
• Drive technical design discussions and align with platform standards.
• Build UI solutions using Angular, React, Blazor, and WPF.
• Design, evolve, and document APIs, SDKs, and data contracts.
• Mentor engineers and lead code reviews to ensure quality.
• Contribute to CI/CD improvements and testing strategies.
• Own features end-to-end from design to production support.

Skills

C# & .NET

REST APIs

UI Frameworks

JSON Contracts

Git & CI/CD

Testing & QA

Education

Bachelor's degree in CS/Engineering

Tools

Azure

Job description

OneStream is seeking a Senior Software Engineer to design, develop, and deliver complex features within our CPM platform. You will own end-to-end development, mentor engineers, and drive architectural decisions with a focus on performance and reliability.

The role emphasizes UI work across Angular, React, Blazor, and WPF, API design, JSON data contracts, and strong collaboration with cross-functional teams. This is a remote, full-time position based in the USA.