Freelancer profile translated to English.
Back to original languageAbout Joel
I am a final-year student of Computational Mathematics and Data Analysis, with practical experience in machine learning, AI automation, and the development of solutions based on LLMs and intelligent agents.
I have worked on applied AI projects, predictive modeling, computer vision, audio AI, and NLP automation, always with a clear focus: understanding the client's problem thoroughly and building something that works in a real-world context.
I can help you transform complex data and processes into more efficient and scalable systems: from data analysis and visualization to workflow automation, integration of AI tools, API-connected agents, or predictive models for decision-making.
I am particularly interested in working on AI automation projects, data-driven decision making, NLP workflows, and intelligent business applications.
Beyond the technical aspects, I place great importance on effective communication, clarity in the work process, and dedication to providing maximum value to the client. I strive to thoroughly understand project objectives, maintain fluid communication, and deliver well-thought-out, reliable solutions focused on real impact.
Catalan
Native or bilingual
English
Fluent
Spanish
Native or bilingual
Remote only
Primarily works remotely
Experience
- ELECTRALITHAI/DATA SCIENCE INTERNSeptember 2025 - November 2025 (2 months)Melbourne VIC, Australia• • Implementing AI solutions and providing guidance on AI integration and utilization• • Analyzing data to identify opportunities for ML applications, including predictive models for electrodialysis experiments and membrane testing optimization
- AUDIOSTACKAUDIO AI/ML ENGINEER INTERNDecember 2024 - May 2025 (5 months)• • Tuned audio generation parameters across multiple TTS providers to improve output consistency• • Developed and maintained testing frameworks for quality control during feature release
- TAVIL IND SAUData Scientist and Machine Learning ResearcherSOFTWARE PUBLISHINGAugust 2023 - August 2024 (1 year)SpainValidated CNN models for image classification.Optimized model performance via hyperparameter tuning and feature engineering
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Education
- Computational Mathematics and Data AnalyticsUniversitat Autònoma de BarcelonaCoursework: differential and integral calculus, linear algebra, probability, differential equations, optimization, and Fourier analysis. Solid foundation in programming (object-oriented, systems, algorithm design), data structures, SQL and NoSQL, artificial intelligence, neural networks, and deep learning. Numerical and statistical methods, high-performance computing, distributed systems, and simulation are also emphasized
Certifications
- IBM Data AnalystIBM2023
- Data Analysis with PythonfreeCodeCamp2024