Juan Saiz-Lomas, PhD

CTO

Manchester, England, United Kingdom9 yrs 5 mos experience
AI EnabledAI ML Practitioner

Key Highlights

  • Expert in developing AI solutions for fraud detection.
  • Proven track record in managing data science teams.
  • Strong background in machine learning and data engineering.
Stackforce AI infers this person is a Data Science and AI expert with a focus on Fintech and Healthcare solutions.

Contact

Skills

Core Skills

Machine LearningData EngineeringData AnalysisSoftware EngineeringTeaching

Other Skills

PythonLarge Language Models (LLM)TelematicsNLP LibrariesAWSGitNumPySQLPandas (Software)PandasTensorFlowGoogle Cloud Platform (GCP)KubeflowAmazon Web Services (AWS)Artificial Intelligence (AI)

Experience

9 yrs 5 mos
Total Experience
1 yr 2 mos
Average Tenure
10 mos
Current Experience

Zeta global

AI Engineering Manager - Gen AI

Aug 2025Present · 10 mos · London Area, United Kingdom · Remote

  • Formerly Marigold enterprise

Medtronic

AI/Data Science Manager

Jun 2024Aug 2025 · 1 yr 2 mos · London Area, United Kingdom

  • Managing the Robotic Surgical Technologies data science team, made up of eight people located in Boston, London, and India.
  • Providing advanced data analytics and ML solutions to maintain and improve our state-of-the-art surgical robot, Hugo RAS.

Mind foundry

Machine Learning Engineer / Project Lead

Jan 2023Jun 2024 · 1 yr 5 mos · Remote

  • Leading a team in developing a cutting-edge fraud detection AI solution. Responsibilities include workload management, utilizing NLP techniques and transformer-based models (LLMs), interfacing with Japanese-based clients, and crafting comprehensive reports and presentations.
  • Constructing end-to-end data pipelines and ETL processes from diverse telematics sources (structured and unstructured), and implementing advanced NLP and ML models for insightful data extraction.
  • Processing and analyzing IoT car sensor data to generate key insights for machine learning model training.
  • Developing pioneering models predicting cognitive decline in elderly drivers, enhancing road safety and fraud detection in insurance claims.
PythonMachine LearningLarge Language Models (LLM)TelematicsNLP LibrariesData Engineering+2

Street group

Machine Learning Engineer

Jan 2022Jan 2023 · 1 yr · Manchester

  • Designed and productionised end-to-end ML pipelines in Kubeflow to predict number of bedrooms, property type, is bungalow, propensity to sell and property price.
  • Developed a propensity-to-sell ML model resulting on a x2.4 increase in clients ROI (Spectre AI).
  • Developed a property valuation ML model which predicted the property price with a greatly improved ∼11% MAE.
  • Implemented unsupervised NLP models to extract keywords from property descriptions.
  • Developed an unsupervised NLP solution to geolocate property addresses.
  • Designed, developed and deployed an interactive dashboard application to monitor the models performance using Plotly, Dash and GCP.
NumPySQLPandas (Software)PandasTensorFlowPython+7

Crimson macaw limited

Consultant Data Scientist

Oct 2021Jan 2022 · 3 mos · Manchester, England, United Kingdom

NumPySQLPandas (Software)PandasTensorFlowPython+5

Thg

2 roles

Graduate Data Scientist - Machine Learning

Promoted

Jan 2021Oct 2021 · 9 mos

  • Developing end-to-end machine learning solutions to solve business needs.
  • Currently working on ML models to mitigate cyber-attacks within the UKRI-funded "Soteria" project in collaboration with The University of Manchester, University of Oxford and Arm Ltd.
NumPySQLPandas (Software)PandasTensorFlowPython+5

Graduate Software Engineer - THG Accelerator

Oct 2020Mar 2021 · 5 mos

  • 6 months full-time intensive training combining lecture-based teaching with practical project based learning, hands-on workshops, seminars and presentations, Teamwork and individual and peer-to-peer projects.
  • Programming Fundamentals in Python
  • Object Oriented Programming in Java
  • Fundamentals of Databases (SQL, postgres)
  • Web Development Technologies (HTML, CSS, JavaScript, React)
NumPySQLPandas (Software)PandasTensorFlowPython+7

Riken

International Program Associate

Oct 2019Dec 2019 · 2 mos · Tokyo, Japan

  • Performing experimental hands-on work at a nuclear accelerator facility RIBF.
  • Working with radiation detectors, cooling systems, electronics and data acquisition systems.
  • Working as part of a multicultural team and reporting progress on the experimental set-up
  • every week by presenting work in international videoconference.
PythonData AnalysisPresentations

University of york

2 roles

Postgraduate Researcher

Oct 2017Sep 2020 · 2 yrs 11 mos

  • Extensive data analysis work through the implementation of software solutions in C++, Python, Java and MatLab to sort large datasets from nuclear physics experiments.
  • Experience in data mining and data visualization with packages/libraries such as ROOT, MatplotLib, Numpy, Pandas and Seaborn.
  • Performed detailed and rigorous statistical analysis of the sorted data in order to extract relevant physical conclusions from experiments.
  • Implementation of Monte Carlo simulations using C++ and Geant4.
  • Participated in experiments at different leading research nuclear physics facilities in USA, Finland, Japan and Germany. Gained hands-on experience with some of the most modern technology and equipment available for research in nuclear physics.
  • Publication of articles in peer reviewed physics journals.
SQLPythonData AnalysisPresentationsUniversity TeachingTeaching

Graduate teaching assistant

Oct 2017Sep 2019 · 1 yr 11 mos

  • Demonstrating in undergraduate modules of the physics bachelor. Modules: Thermodynamics
  • (8h), Statistical Mechanics (24h), Thermal Physics (4h), Quantum I and II (8h), Year 2
  • laboratories (128h) and Nuclear Astrophysics (marking).
  • Marking weekly coursework for all modules and giving feedback to students.
  • Preparation of teaching material to ensure student engagement.
  • One-on-one interaction with students during laboratory sessions and tutorials.
PythonData AnalysisPresentations

joint institute for nuclear research

Internship at the Frank Laboratory of Neutron Physics.

Aug 2017Sep 2017 · 1 mo · Dubna, Russia

  • Use of C++ and Geant4 to perform montecarlo simulations of the thermal neutron position
  • sensitive detectors at the IBR-2 reactor. Development of a Geant4 application for other users.
  • Use of MatLab and C++/ROOT to produce plots and perform a statistical analysis of the
  • simulation results.
  • Elaboration of a report.
PythonData AnalysisPresentations

Universidad de sevilla

Postgraduate Researcher at the Atomic, Molecular and Nuclear Physics department

Oct 2016Aug 2017 · 10 mos · Sevilla

  • Research in experimental nuclear physics. Experimental work at the CNA (National Accelerators Center). Bachelor thesis written on the topic.
  • Use of C++ and Geant4 to perform montecarlo simulations of fast neutron detectors to be used in experimental work. Development of a Geant4 application for other users.
  • Use of C++/ROOT and Matlab to analyse the experimental and simulation results.
PythonData AnalysisPresentations

Cern

Internship at the n_TOF facility at CERN

Jul 2016Aug 2016 · 1 mo · Ginebra

  • Research project consisting on experimental work performed at the n_TOF facility.
  • Use of C++ and Geant4 to perform montecarlo simulations.
  • Use of C++/ROOT and Matlab to analyse the experimental and simulation results.
  • Elaboration of a report.
PythonData AnalysisPresentations

Education

University of York

Doctor of Philosophy - PhD — Physics

Universidad de Sevilla

Interuniversity master in Nuclear Physics — Nuclear Physics

Universidad de Sevilla

Bachelor of Science (BSc) Physics

Universidad de Sevilla

Bachelor of Science (BSc) Material Engineering

Europa International School

High School Diploma

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