Career Profile

Particle physicist with a PhD from the University of Manchester, specialising in solar neutrino detection using liquid argon time projection chambers. MSc, University College London; BSc, University of São Paulo. Experience spanning experimental physics, data analysis, and software development, including professional work in operational strategy at Amazon. Licensed private pilot in both Brazil and the United Kingdom.

Work Experiences

PhD in Particle physics

2021 - 2025
University of Manchester

Thesis: Solar Neutrino Detection with a Pixelated Liquid–Argon Time Projection Chamber.

Supervisors: Stefan Söldner-Rembold, Roxanne Guenette.

  • Developed and tested detector readout and instrumentation concepts.
  • Performed experimental measurements and simulation-based signal reconstruction.
  • Supported experiment operations from commissioning through data taking.
  • Applied statistical analyses and maintained data-processing pipelines.
  • Conducted sensitivity studies relating detector performance to physical observables.
  • Co-authored peer-reviewed publications with international collaborators.

Network Control Manager

2020 - 2021
Amazon Logistics, London

Started off as an intern and had a position specially created for me to be hired full time.

  • Modelled warehouse operations and production patterns (Excel + VBA).
  • Analysed historical operational data to resolve lane connectivity issues (SQL).
  • Automated reporting and data workflows (Python, SQL, Excel).
  • Developed internal web tools and reports (HTML/CSS).
  • Managed stakeholders, delivering timely data-driven insights while balancing long-term strategy with short-term priorities in a fast-paced environment.

Undergraduate Researcher

2017
University of São Paulo

Collected, organised, and analysed a large volume of data from numerous sources to determine the mechanism behind η Carinae’s brightening in the last century.

Thesis: The Light Curve of η Carinae: Intrinsic brightening or dust destruction?

Supervisor: Augusto Damineli.

  • Analysed photometric data to investigate circumstellar dust destruction and stellar variability.
  • Developed Python analysis tools to process and visualise large astronomical datasets.

Undergraduate Researcher

2014 - 2016
University of São Paulo

Assisted the construction and tests of GEM type detectors related to the upgrade of the ALICE experiment at the LHC.

Supervisor: Nelson Carlin Filho.

  • Funded by CNPq–PIBIC scholarship.
  • Presented research at the 24th (2016) International Symposium on Scientific Initiation of the University of São Paulo (SIICUSP).

Volunteer

2014 - 2016
Institute of Physics' LGBT+ Collective

A founding member in 2014 and direction officer from 2015 to 2016.

  • Planned and coordinated the creation of the collective’s manifesto.
  • Persuaded the institute’s administration into implementing new policies for guaranteeing the wellbeing of transgender students.
  • Held many joint meetings with the student’s union officers.
  • Managed social media and events.

Events

Speaker — IOP Joint APP, HEPP and NP Annual Conference

2024
The Spine, Liverpool, UK

Presentation on the SoLAr detector prototyping campaign.

Speaker — NuPhys: Prospects in Neutrino Physics

2023
Kings College London, UK

Brief presentation and poster on the SoLAr concept for solar neutrino detection.

Volunteer — Particle Physics Masterclass

2023
University of Manchester, UK

Science outreach event for sixth form students and their teachers.

  • Served as a member of the outreach team.
  • Presented the department’s laboratory facilities.
  • Explained the department’s work in an accessible way.

Contestant — UCL Data Science Society Hackathon

2019
Microsoft Reactor, London, UK

Data science competition in partnership with American Express and Microsoft.

  • Explored the use of data science to address challenges in the credit card industry.
  • Teamwork and collaboration under time constraints.

Speaker — 24th SIICUSP

2016
University of São Paulo, Brazil

Brief presentation of research on GEM detectors for the ALICE experiment at LHC.

Volunteer — Science Fair

2014
University of São Paulo, Brazil

Science outreach event for the general public.

  • Served as staff for the department of nuclear physics.
  • Guided groups of students through experiments and activities.
  • Explained scientific concepts in an accessible way.

Certifications

Private Pilot License

2018
Brazilian Civil Aviation Authority (349370)

Brazilian private pilot license for single engine piston aircraft.

Private Pilot License

2024
UK Civil Aviation Authority (553115B)

British private pilot license for single engine piston aircraft.

Projects

Personal projects and academic assignments.

SoLAr V2 reco - Reconstruction and data analysis software for the SoLAr experiment's second prototype detector.
YugiQuery - Python script to query and display Yu-Gi-Oh! data from the yugipedia database.
Arduino Odometry - Jupyter notebook to reconstruct inertial navigation data from arduino sensors.
nbtools - Collection of Jupyter notebook utilities to improve productivity and usability.
DHT Weather Library - Arduino library for reading the DHT family of sensors and performing common weather calculations.

OSS Contributions

Pull requests and contributions to open source projects.

TQDM Discord contrib fix - Implementation of Discord Rich Presence for the tqdm progress bar using pure REST API.
Halo fix for ipython>8.17.0 - Fix for halo package compatibility with ipython versions higher than 8.17.0.
pylandau logging enhancement - Added logging mechanism to pylandau package to handle warnings instead of using print statements.

Publications

For more, visit InspireHep.

  • Opportunities and challenges to study solar neutrinos with a Q-Pix pixel readout
  • The Q-Pix Collaboration
    Phys. Rev. D 112, 092009 (2025)
  • Distinguishing circumstellar from stellar photometric variability in Eta Carinae
  • A Damineli, E Fernández-Lajús et. al.
    Monthly Notices of the Royal Astronomy Society, 2019
  • SoLAr: A novel technology for solar neutrino detection
  • Guilherme Ruiz Ferreira
    NuPhys2023: Prospects in Neutrino Physics, 18-20 December 2023, London, UK
  • SoLAr: Solar Neutrinos in Liquid Argon
  • The SoLAr Collaboration
    Snowmass, 2021

    Skills & Proficiency

    Python

    Git

    Arduino

    Java

    C++

    ROOT

    MS Office (Excel, VBA)

    SQL

    HTML

    CSS

    LaTeX

    Mathematica