Rx.net Engineer Jobs

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Software Engineer - III

Kval Inc. Petaluma, CA

Petaluma, CA

Today

$100k - $150k/yr Full time .NET C Sharp Cad/cam

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Job Description

Kval Inc. is hiring a Software Engineer - III to take end-to-end ownership of components in KvalCAM, working primarily in a C# WPF application with database, testing, and debugging responsibilities.

Responsibilities

Own defined components of KvalCAM from specification through tested, shipped production code
Write clean, testable C# that follows existing codebase patterns
Build and maintain automated tests, including regression tests
Work in the WPF application layer built on Prism and ReactiveUI
Contribute to PostgreSQL work including schema changes, queries, and migrations
Debug and troubleshoot across the application, with gradual expansion into the machine control layer
Document what you build
Learn Kval’s controls environment and machine-specific edge cases
Participate in iterative development and team planning
Use approved AI-assisted development tools (for example, IDE integrations) for coding tasks under engineer supervision
Follow all safety protocols and PPE requirements

Requirements

Bachelor’s degree in Computer Science, Software Engineering, or related field (or equivalent practical experience)
4 to 7 years of professional software development experience
Strong production C# background with automated testing and demonstrated ownership of non-trivial components
Experience building desktop applications in C#
Strong relational database and SQL skills, including schema design and migrations
Experience contributing to a large, long-lived codebase by extending established patterns rather than replacing them
Experience carrying work through testing and release personally rather than handing off to another group
Clear written and verbal communication; ability to work independently without close supervision
Ability to commute daily to the facility by the start date (company does not cover relocation or interview travel costs)

Preferred Qualifications

Experience on a small engineering team where engineers own work across the full lifecycle
Experience with industrial automation, machine controls, CAD/CAM, or embedded systems
Computational geometry or tool-path generation background
Production experience with WPF and MVVM, including view model design, data binding, and dependency injection
Production experience with Prism (or a comparable composite application framework)
Production experience with ReactiveUI, Rx.NET, or another reactive framework
Rust experience welcome but not required (tool-path engine is written in Rust)
F# experience or functional programming background in another language
Production experience with PostgreSQL
Experience with systems that operate offline or with intermittent connectivity
Build and release scripting experience, including automated builds, packaging, and installers

Tech Stack

C#, WPF, Prism, ReactiveUI, Rx.NET, MVVM
PostgreSQL, SQL
Rust, F#
CAD/CAM

Benefits

401(k) 4% match
Employee assistance program
Health insurance
Paid time off
Referral program

Compensation & Location

Location: Petaluma, CA (onsite)
Pay: USD $100,000 - $150,000 per year
Work style: In person

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