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Alejandro SaldarriagaAS

Alejandro Saldarriaga

Machine Learning / AI Consultant

€600/day
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Alejandro

I design and structure robust, scalable, and truly production-ready Machine Learning systems. My expertise covers the entire value chain: data quality, analysis of existing architectures, integration of ML/AI pipelines, and implementation of monitoring tools (monitoring, benchmarks, metrics) for informed decision-making. At the interface between technical teams and decision-makers, I transform strategic objectives into concrete, prioritized, and iterative technical plans.

My approach combines theoretical rigor with field experience, specializing in embedded AI and audio/image processing for environments with strict latency or computational constraints.
  • French

    Native or bilingual

  • Spanish

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Orosound,
    Audio Signal Processing & Machine Learning Engineer
    TECH
    January 2023 - January 2025 (2 years)
    Paris, France
    Design, testing, and integration of AI models for noise reduction and voice enhancement on audio headsets and earbuds, with very low latency and low power constraints.
    Creation of a Python/C integration framework that drastically increased iteration speed and problem-solving capacity for clients.
    AI and data analysis Machine learning Python C/C++
  • SoundHound
    Audio Signal Processing & Machine Learning Engineer
    TECH
    February 2021 - June 2023 (2 years and 4 months)
    Paris, France
    Training and auditing of Deep Learning models for speech recognition, using audio signal processing algorithms for training data preparation and augmentation, benchmark development, and model analysis.
    Complete restructuring of the training system to simplify usage and improve modularity, reducing integration time for new features.
    Machine learning Pytorch AI and data analysis Python TensorFlow
  • CNMAT, UC Berkeley
    Machine Learning Research Assistant
    TECH
    October 2020 - January 2021 (3 months)
    Berkeley, United States
    Design of an instrument classifier based on a CNN and RNN architecture; published at AI Music Creativity 2020.
    Machine learning

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Education

  • PhD
    ENS Ulm
    2028
    Doctorat en
  • Master 2 Statistics
    Sorbonne University
    2025
    Master 2 Statistiques

Skill set

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