Lumilens
Senior Software Engineer
Cracow, Małopolskie, Poland, Remote. Posted 7 months ago
The role
You will develop a C# / .NET desktop application for advanced manufacturing software for optical transceiver testing. This includes hardware integration, writing Python test scripts, and developing software for manufacturing lines.
What you will do
- Develop C# / .NET desktop application for optical transceiver testing
- Write drivers and control code for laboratory equipment
- Manage parallel test execution and instrument resource management
- Integrate Python test functionality into the .NET application
- Develop software that runs on manufacturing lines
Required qualifications
- 5+ years of C#/.NET
- Experience with GUI (WPF or similar framework), MVVM, async/await, thread safety, and class library design
- Strong command of concurrent programming
- Experience with .NET 8 or later
- 3+ years of Python
- OOP, pytest, abstraction-driven design
- Solid understanding of clean architecture
- MongoDB or similar document database
- Analytical mindset
- Ability to debug remotely without direct debugger access
- Git & CI/CD fluency
- Bash and/or PowerShell scripting
Nice to have
- Experience with test and measurement instruments (oscilloscopes, spectrum analyzers, power meters)
- Experience with Unit Tests: xUnit, MSTest, etc.
- Knowledge of optical communications, photonics, or transceiver technology
- Python.net experience
- Familiarity with hardware interfaces – serial communication, TCP sockets, low-level protocols and interfaces (I2C, GPIB), and instrument communication standards (SCPI, VISA)
- Familiarity with factory/manufacturing software or MES integration
Benefits
- Competitive salary commensurate with experience
- Professional development opportunities and certification support
- Access to cutting-edge technology and cloud platforms
- Collaborative work environment with cross-functional teams
About the company
Lumilens is building photonics infrastructure for AI supercomputing, including chip-to-chip optical interconnects and scalable photonic engines. It is a well-funded startup backed by Mayfield.