Senior Machine Learning Engineer

Job Description Career Renew is recruiting for one of its clients a Senior Machine Learning Engineer - this is a fully remote role for US/Canada based candidates. Salary range: 165-225K USD yearly plus benefits plus equity. We are the leading virtual staining company revolutionizing digital pathology adoption worldwide through cutting-edge AI-powered technology. Our solutions deliver diagnostic-quality results in minutes while preserving tissue samples for comprehensive analysis.Our breakthrough DeepStain™ and ReStain™ technologies enable unlimited virtual staining from a single tissue sample, eliminating the bottlenecks and limitations of traditional chemical staining processes. This innovation supports the critical evolution from research applications to clinical deployment, empowering laboratories to advance their digital pathology capabilities while reducing chemical waste, improving operational efficiency, and expanding diagnostic possibilities.About the RoleWe are seeking an experienced Senior ML Engineer to join our team who owns the representation-learning and generative modeling stack that powers Pictor’s virtual staining. The ideal candidate will have deep expertise in Machine Learning and building generalizable, production-ready models, and evaluations that stand up in clinical workflows.Design and implement novel computer vision and deep learning algorithms for virtual staining and digital pathology applicationsConduct rigorous experiments to evaluate algorithm performance, validate research hypotheses, and drive iterative improvementsDevelop and advance ML models leveraging Vision Transformers, Diffusion Models, GANs, and generative architectures for image-to-image translation tasksApply classical and learned image enhancement, denoising, and semantic segmentation techniques to histopathology imaging challengesExplore image representation in latent space for efficient, high-fidelity virtual stainingStay current with state-of-the-art research, identifying opportunities to apply novel techniques to PictorLabs’ product roadmapCollaborationCollaborate with ML Engineering and software teams to translate research prototypes into production-ready systems meeting latency and throughput requirementsWork with large-scale pathology datasets to train, validate, and fine-tune foundation models and custom architecturesPartner with software engineers, data scientists, and pathology domain experts to integrate research into production systemsContribute to best practices for data engineering, data governance, and data quality across research and production pipelinesLeverage AI coding and ideation tools to accelerate research velocity and prototype new approachesRequired QualificationsPhD (preferred) or Master’s degree in Computer Science, Electrical Engineering, or a related fieldDeep expertise in computer vision and deep learning, with hands-on experience in one or more of: Vision Transformers, Diffusion Models, GANs, semantic segmentation, or classical image enhancement and denoisingExpert proficiency in Python and PyTorch and other scientific computing environments a plusStrong mathematical foundation in linear algebra, probability, and optimizationExperience with large-scale model training, distributed computing, or cloud ML infrastructure (AWS, GCP, or Azure)Knowledge of handling large scale image data, data version controls, model registry, has experience dealing with ML lifecyclesExperience with feature search, data balancing, and data curation pipelines.Knowledge of software engineering best practices including version control (Git) and CI/CD pipelinesExcellent collaboration and communication skills, with the ability to work effectively in a fast-paced, cross-functional international startup environmentExtensive use of AI tools for coding, optimization, and ideationPreferred QualificationsExperience with medical imaging, digital pathology, or whole slide image (WSI) processingExperience with LoRAs, transformer architecture and state of the art image to image translation models (Flux 2, Z-Image) and the Hugging face ecosystemBackground in generative models and fine-tuning of foundation modelsExperience with GPU acceleration and optimization, including CUDA kernel engineering, TensorRT/ONNX export, and inference serving frameworks such as TritonExperience with hosting computer vision model inference on NVIDIA DGX Spark.Understanding of FDA regulatory requirements for AI/ML in medical devicesExperience with MLOps tools (MLflow, Kubeflow) and model versioning practicesDevelop tools and frameworks to streamline ML research workflows, experimentation, and reproducibilityWhat We OfferThe opportunity to work on technology that directly improves patient outcomes and transforms clinical diagnostics, alongside a talented team of engineers and researchers pushing the boundaries of AI in healthcare. You will have the freedom to pursue high-impact research while seeing your work deployed at scale in real clinical environments.