Alejandro Espinoza work email
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Alejandro Espinoza personal email
Hi! 👋 I'm a data scientist who is passionate about building robust & ethical ML/AI systems for social good. I have broad research interests in transparent and explainable AI, healthcare, graph learning, signal processing, and more.I have former industry and research experience in biomedical machine learning, NLP, computer vision, time series analysis, and signal processing techniques such as noise cancellation and filtering.After graduating with a BS in Electrical Engineering from Western Michigan University, I started my career in industrial automation: controls engineering, robotics, and logic programming. In my first engineering job out of college at Georgia Pacific, I received a manufacturing excellence award for successful planning and execution of a large-scale machine safety improvement project. I quickly became passionate about data analysis to reduce machine failures and sought to leverage ML for automatic diagnosis and save hours of troubleshooting. During this time, I taught myself to code in python. Later on, I earned a MS in Electrical Engineering from Portland State University, with a formal focus on signal processing and statistical/machine learning. I have also earned a MS in Biomedical Engineering from OHSU, where I carried out research in the Artificial Intelligence for Medical Systems (AIMS) lab with the aim of improving the lives of those living with type 1 diabetes using ML & AI.
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Senior Data ScientistRecora Sep 2024 - Present -
Senior Data ScientistLegitscript Dec 2022 - Aug 2024Portland, Oregon, United StatesR&D for the creation of a new merchant risk analysis and data extraction product. -
Manager, Data ScienceLegitscript Jun 2023 - Feb 2024Portland, Oregon, United StatesLed a small team focused on data science and analytics. We were focused on continuous monitoring and improvement of ML pipelines. Carried out roadmap planning and product development while collaborating with executive leadership, product management, and engineering. -
Graduate Researcher, Ai For Medical Systems (Aims) LabOregon Health & Science University Sep 2021 - Apr 2023Portland, Oregon, United StatesI researched methods to help those living with type 1 diabetes by analyzing efficacy of current approaches and designing improvements to AI decision support systems. Co-author on three publications. Some of my responsibilities included:Pre-processing multivariate time series data, training statistical and machine learning models, including deep neural networks and mixed effects models.System identification to obtain parameters for ODE-based physiological models using Hamiltonian MCMC sampling with real-world study participant data.Applying scientific method to determine efficacy of research studies and communicating findings to clinicians.Enablement of fast clinical evaluation of treatment strategies through data visualization and report design using python libraries and study data. -
Data ScientistLegitscript Dec 2020 - Dec 2022Portland, Oregon, United StatesResponsible for leading R&D for merchant risk classification pipelines. We combined NLP & computer vision, and human expertise to automatically understand risky activity on the web. -
Machine Learning EngineerLeanpath Jun 2019 - Nov 2020Prototyped computer vision models to perform image classification, background subtraction, and object detection.Trained and cross-validated machine learning algorithms on datasets using tools such as OpenCV, PyTorch, and Google Cloud Platform. Measured performance using metrics such as F-score, accuracy, precision, recall, and confusion matrix.Applied best practices to preprocess and clean collected data in preparation for feature extraction, classification, and regression.Time series analysis and data mining to drive improvements to product offerings.Collaborated with software engineering team to develop robust, device compatible food waste classification models.Communicated findings to senior leadership and provided recommendations for future research and actions. -
Graduate Teaching AssistantPortland State University Jan 2018 - Dec 2019Guided students through upper and lower division labs and provided brief lectures to help reinforce key concepts from class.Graded lab reports, monitored student attendance, and ensured smooth operation of labs. -
Controls EngineerSiltronic Ag Jun 2017 - Apr 2019Portland, OregonPerformed data analysis and feature selection to predict machine failure using algorithms such as SVM and random forests.Multi-axis robot scheduling optimization to increase reliability and throughput by 30%.Continuously analyzed machine failure data, using tools such as Pareto analysis and root cause analysis.Mentored junior engineers and helped improve problem solving skills while teaching practical engineering concepts. -
Electrical Project EngineerGeorgia-Pacific Llc May 2014 - Jun 2017Camas, WashingtonDesign, implementation, and management of capital/expense projects involving: commissioning of variable frequency and DC drives, PLC programming, low voltage distribution, instrumentation, and adherence to EN/ISO standards. -
Co-Op Assistant EngineerConsumers Energy May 2013 - May 2014Kalamazoo, MichiganPerformed field inspections and created designs to improve the reliability of essential low voltage distribution circuits. Assisted in damage assessment to determine root cause of faulted circuits during outages. -
Network AdministratorAvb Feb 2011 - May 2013Portage, MichiganManaged a network of over 40 workstations and five virtual servers on VMWare architecture. Troubleshot application and hardware issues, communicated changes in IT policies company-wide, and provided technical support both in the office and remotely.
Alejandro Espinoza Skills
Alejandro Espinoza Education Details
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Biomedical Engineering -
Electrical And Computer Engineering -
Electrical Engineering
Frequently Asked Questions about Alejandro Espinoza
What company does Alejandro Espinoza work for?
Alejandro Espinoza works for Recora
What is Alejandro Espinoza's role at the current company?
Alejandro Espinoza's current role is Senior Data Scientist.
What is Alejandro Espinoza's email address?
Alejandro Espinoza's email address is ae****@****hsu.edu
What schools did Alejandro Espinoza attend?
Alejandro Espinoza attended Oregon Health & Science University, Portland State University, Western Michigan University.
What skills is Alejandro Espinoza known for?
Alejandro Espinoza has skills like Electrical Engineering, Engineering, Troubleshooting, Matlab, Instrumentation, Project Management, Programmable Logic Controller, Project Engineering, Firewalls, Continuous Improvement, Workplace Safety, Plc.
Who are Alejandro Espinoza's colleagues?
Alejandro Espinoza's colleagues are Simantov Yousoufov, Hannah Schuster, Samantha Schoch, Patrick O'brien, Maria Cecilia Barrera, Eric Hillman, Lindsey Gudeman, Acsm, Ccep.
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Alejandro Espinoza
New York City Metropolitan Area1ny.gov -
Alejandro Espinoza
President | Strategic Leader In Transportation, Finance, And Operations | Expert In Driving Profitability And Scaling Businesses | Bilingual (English/Spanish)Scottsdale, Az -
Alejandro Espinoza
Decatur, Ga2gmail.com, florencehc.com
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