Curriculum Vitae

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Portrait of João Ribeiro Medeiros

João Ribeiro Medeiros, Ph.D.

Senior AI Engineer · Tech Lead · Data Scientist

Rio de Janeiro, Brazil johananmdairus@gmail.com joaoribeiromedeiros.github.io github.com/JoaoRibeiroMedeiros LinkedIn

Full experience page

About

Tech lead, senior AI engineer and data scientist with a background in statistical physics and deep expertise in data engineering. I build AI systems that detect anomalies at scale, make legacy platforms smarter through LLMs, and turn organizational knowledge into a compounding asset. Areas of specialization: AI engineering, data science, data engineering, physics.

Experience

  1. 2025 – now
    Senior AI Innovation Specialist – Software Engineering & Project Lead IgniteTech · Remote (Austin, TX)

    Architect an end-to-end anomaly detection platform monitoring enterprise appliances in real time: supervised and unsupervised ML pipelines feeding agentic systems on distributed AWS architecture. Lead a cross-functional engineering team from sprint planning to production, reporting to VP-level stakeholders. Build AI coding assistants for legacy industrial platforms (RAG pipelines, MCP servers) and lead knowledge-management initiatives that structure institutional expertise into AI-ready frameworks. Joined Jan 2025 as AI Innovation Specialist, designing AI systems that accelerate software development and raise code quality.

  2. 2023 – 2024
    Head of Artificial Intelligence AI Collaborator, Inc. · Los Angeles (hybrid)

    Led AI and data science, managing the internal AI product team and client-facing AI projects. Developed thought leadership and the vision for AIOps, strategy, team growth and new AI offerings.

  3. 2021 – 2023
    Chief Data Officer RIO analytics · Rio de Janeiro

    Developed and deployed cloud-based predictive maintenance software, ETL routines for monitoring large industrial operations, and AI/ML models for anomaly detection and asset health scoring.

  4. 2021
    Back-end Developer VIRTUAL Software · Rio de Janeiro

    Automated integration tests for financial proof and transaction validation.

  5. 2018 – 2020
    Lead Data Scientist and Partner CAMIN

    Integrated hardware, software and data science solutions for industrial waste management, in partnership with Ternium.

  6. 2017 – 2023
    PhD Researcher CBPF · Rio de Janeiro

    Effective temperatures for generalized Langevin equations; non-equilibrium thermodynamics and statistical mechanics.

Project highlights

  1. 2025 – now
    Enterprise anomaly detection platformProject Lead · IgniteTech

    Real-time anomaly detection for enterprise appliances; ML pipelines feeding agentic systems on distributed AWS; cross-functional team leadership through production deployment.

  2. 2025
    AI coding assistants for legacy platformsTech Lead · IgniteTech

    LLM assistants that expose legacy industrial platforms through natural language, integrating domain knowledge bases via RAG pipelines and Model Context Protocol (MCP) servers.

  3. 2025 – now
    Organizational knowledge managementLead · IgniteTech

    Architected the continuous-evaluation and activity-metrics layer of a company-wide knowledge initiative that turns team expertise into LLM-ready repositories.

  4. 2024
    Open LoopCompany Representative · Meta

    Contributed with a large group of technical and non-technical leaders to the 2024 NIST framework update on responsible AI and AI alignment, particularly on red teaming and synthetic data.

  5. 2023 – 2024
    Causal machine learningTech Lead · Global consumer technology company (NDA)

    Led development of automated software refining the use of causal inference methodologies in marketing analytics.

  6. 2024
    Survey Insights AssistantSupervisor · Global consumer technology company (NDA)

    Supervised a software tool and data infrastructure that expedite behavioural research data processing and analysis.

  7. 2023 – 2024
    AI Collaborator software platformTech Lead · AI Collaborator

    Led development of an LLM RAG engine backed by a Neo4j knowledge graph supporting the consultancy business.

  8. 2024
    Data infrastructure auditTech Lead · LG Ads

    Built a year-long roadmap for data infrastructure, guiding the transition from bare metal to cloud; solved data fragmentation and opened data access to downstream applications.

  9. 2023
    Alarm management softwareTech Lead · Volvo / Moove

    Prototype providing asset health scores from causal analysis of alarm time series and machine stoppage records.

  10. 2022 – 2023
    Locomotive integrity managementDeveloper · Rumo / Moove

    ML approaches to predict sensor evolution, identify anomalies and predict failures in locomotives.

  11. 2021 – 2022
    Fault prediction mechanismTech Lead · Belém Bioenergia

    Fault prediction from feature-importance evolution over performance-driven boiler assets; led the MLOps infrastructure and workflow.

  12. 2021 – 2022
    Fatigue damage predictionTech Lead · BP

    Led the data science team building Keras neural networks that infer fatigue damage in oil platforms from sensor data.

  13. 2021 – 2022
    Causal relationship researchTechnical Lead · GM / AI Collaborator

    Evaluated approaches to causal relationship identification in data for high-impact business decisions.

  14. 2021
    PREMON Phase 3Tech Lead · Repsol

    IoT fatigue-damage tracking device for oil platforms running a local MLP model on TensorFlow Lite.

  15. 2024
    RAGenesisSolo full-stack developer · ragenesis.com

    RAG platform over five foundational texts, built in ten weeks on Streamlit, Milvus and AWS; introduced Semantic Similarity Networks for RAG transparency.

Degrees

  1. 2023
    PhD in PhysicsCBPF · Non-equilibrium thermodynamics
  2. 2015
    MSc in PhysicsCBPF · Non-equilibrium thermodynamics
  3. 2012
    BSc in PhysicsPUC-Rio

Certificates

  1. 2018
    HackingRioCleantech Cluster Champion

Programming

  • Python
  • AWS CloudFormation
  • R
  • C
  • C#
  • Arduino
  • LaTeX

Languages

  • Portuguese
  • English
  • French
  • Spanish

Publications

  1. 2024
    Temperaturas Efetivas em Sistemas Atérmicos SimplesPhD thesis, CBPF · PDF
  2. 2024
    Retrieval Augmented Genesis, parts I and II (Holy Texts Semantics Analysis)Medium · links
  3. 2021
    Effective temperatures for single particle system under dichotomous noiseJ. Stat. Mech. · doi:10.1088/1742-5468/ac014e
  4. 2016
    A large deviation analysis on the near-equivalence between external and internal reservoirsPhysica A · doi:10.1016/j.physa.2016.01.029
  5. 2015
    Thermostatistics of a damped bimodal particlePhys. Rev. E 92, 062145 · doi:10.1103/PhysRevE.92.062145