Software Engineer; Mid Level and Senior

Software Engineer (Mid Level and Senior)

About Rheo Sense, Inc.

Rheo Sense, Inc. (Rheo Sense) is a leading scientific instrumentation company specializing in high‑precision microfluidic viscosity measurement technology. Our innovative VROC® platform is trusted by researchers, engineers, and scientists across biotechnology, pharmaceuticals, materials science, and advanced manufacturing.

We are committed to delivering accurate, reliable, and user‑friendly measurement solutions that empower our customers to accelerate discovery, improve product performance, and drive scientific advancement.

At Rheo Sense, we foster a collaborative, fast‑moving environment where innovation, continuous improvement, and customer focus guide everything we do. As we continue to grow, we’re looking for talented individuals who are excited to contribute to cutting‑edge technology and make a meaningful impact in the scientific community.

Position: Software Engineer (Mid‑Level and Senior)

Corporate Office: San Ramon, California

Relocation Assistance: No (Local Candidates Are Encouraged to Apply and Will Be Given Preference)

Closing: Continuous Recruitment. We are accepting and reviewing all qualified applicants who meet the minimum requirements which are listed in this announcement for consideration on an ongoing basis.

Application Screening Process: Your application will not be considered if you fail to meet the minimum qualifications listed below or do not submit a detailed cover letter and resume as required for the application screening process.

Salary: $120,000 – $155,000 annually.

Who You Are

You are passionate about developing impactful applications that solve real‑world problems and thrive in a fast‑paced, collaborative environment where flexibility and adaptability are essential. You bring strong technical expertise, apply best practices and proven processes, and take pride in making meaningful contributions to complex projects. You enjoy working alongside talented engineers to bring innovative programs to life for our users, and you’re energized by challenging work that allows you to deliver exceptional results as part of a dynamic, forward‑thinking team.

This is not necessarily an all‑inclusive list of job‑related responsibilities, duties, skills, efforts, requirements, or working conditions. While this is intended to be an accurate reflection of the current job, management reserves the right to revise the job or to require that other or different tasks be performed as assigned.

• Develop and maintain Windows‑based application programs within scheduled timelines.
• Design and implement user‑friendly graphical user interfaces (GUIs).
• Create testing programs for calibration and production.
• Document specifications and assist in developing user guides and manuals.
• Collaborate effectively with team members to deliver reliable, user‑focused applications.
• Work independently on assigned projects, demonstrating strong self‑motivation and accountability.
• Contribute as a team player when needed, supporting collaboration and shared success.
• Perform additional duties as assigned.

Senior‑level engineers will additionally be expected to:

• Lead application development efforts with minimal guidance.
• Provide technical direction and mentorship to junior team members.
• Drive architectural decisions and contribute to long‑term product strategy.

• 3+ years of professional, hands‑on Windows development experience (C# / .NET, C++).
• Experience developing Win Forms and/or WPF/XAML applications; familiarity with MVVM design patterns.
• Ability to design intuitive and efficient Windows GUIs.
• Working knowledge of database development (e.g., SQL Server, SQLite).
• Familiarity with software testing techniques and tools (Unit Testing, Black Box Testing).
• Experience with source control systems (e.g., Git, SVN).Li>
• Exposure to communications and command‑and‑control technologies (Ethernet, RS232/RS485, USB, CAN).
• Solid understanding of core software development methodologies (Object‑Oriented Programming, Agile Development, common design patterns).
• Strong analytical, problem‑solving, and…