Eye-Tracking C++ Engineer for Production ML

Varjo; Helsinki; On-site; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Shape VR/AR tech

Flat organisation

Global team

Job summary

Varjo is seeking a Computer Vision Engineer to join the Eye Tracking Team and contribute to the eye tracking stack, delivering production-grade C++ algorithms and ML models for gaze-driven features in Varjo's XR products.

You will work across algorithm development, ML, tooling, and data processing in a small, fast-moving team, using C++ and Python to optimize performance on diverse hardware and to drive improvements with real human eye data.

Qualifications

• 5+ years of professional software engineering experience with C++ for production-grade code.
• Experience with large C++ codebases, debugging and performance optimization.
• Experience optimizing code for embedded or resource-constrained hardware.
• Strong Python skills for data pipelines and ML work.
• Practical experience with computer vision, ML, image processing, or sensor fusion.
• Experience delivering software within a structured lifecycle with CI/QA/releases.
• Strong data analysis: cleaning, statistics, visualization.
• Team player with excellent English communication.

Responsibilities

• Developing and improving ML-driven C++ algorithm pipelines behind Varjo's eye tracking, coding in C++ and Python.
• Optimizing algorithms and models for accuracy and runtime efficiency on low power hardware.
• Building and automating KPI and testing pipelines measuring eye tracking performance and visualizations.
• Analyzing algorithm and model performance and running data-driven experiments to guide improvements.
• Building and automating data processing pipelines for eye data from human studies.

Skills

C++

Python

Machine learning

Data analysis

Performance optimization

English communication

Job description

Varjo is seeking a Computer Vision Engineer to join the Eye Tracking Team and contribute to the eye tracking stack, delivering production-grade C++ algorithms and ML models for gaze-driven features in Varjo's XR products.

You will work across algorithm development, ML, tooling, and data processing in a small, fast-moving team, using C++ and Python to optimize performance on diverse hardware and to drive improvements with real human eye data.