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Benjamin Bialuchukwu BakwenyeBB

Benjamin Bialuchukwu Bakwenye

Data Scientist

€100/day
Barcelona, ES
0-2 years

Average response time: 1 hour

About Benjamin Bialuchukwu

I'm a Data Scientist with a background in Mechanical Engineering and a Master’s in Data Science from the Barcelona School of Economics, where I specialized in statistics, econometrics, NLP, and predictive modeling for complex time series data.

Over the last 2 years I have worked with structured and unstructured data, data creation, validation and cleaning, NLP related tasks, time series predictive analysis and classification tasks using ML and Deep learning, hypothesis testing, Using LLM to solve common data issues and extraction, chatbots and RAG systems.
I’m passionate about continuous learning and collaboration, always looking to grow alongside talented individuals. If you're working on something exciting in AI, NLP, or data-driven solutions, let’s connect!
  • English

    Native or bilingual

  • Russian

    Native or bilingual

Can work on-site
Barcelona (up to 50km)

Experience

  • MySmartheart AG,
    Data Scientist
    HEALTH AND WELLNESS
    November 2025 - January 2026 (2 months)
    Switzerland
    Responsible for enhancing the Customer Company's data and analytics capabilities by developing business intelligence solutions, performing data analysis, optimizing internal data systems and supporting and improving the Salesforce environment.
    • • Develop and maintain scalable BI solutions, dashboards, and automated ETL pipelines using Python, SQL, and Azure cloud services to ensure data reliability and efficiency.
    • • Generate insights through advanced data analysis and modeling of large-scale ECG and healthcare datasets to support business decisions.
    • • Enhance and optimize Salesforce integration with internal tools by automating workflows, reporting, and data synchronization.
    Python ETL (Extract, Transform, Load) Processes Data integration (ETL, ELT and data warehousing) Database Management (e.g., SQL, NoSQL) Data visualization
  • Universitat Pompeu Fabra
    Data Scientist
    EDUCATION AND E-LEARNING
    September 2023 - September 2025 (2 years)
    Barcelona, Spain
    Analyze large structured and unstructured datasets to identify trends and anomalies, providing actionable insights through custom ETL pipelines and data cleaning processes. Develop and implement topic modelling solutions, FastText pretraining, and an LSTM-based gender prediction library achieving 94% accuracy on Catalan names. Collaborate weekly with cross-functional teams to ensure best practices and high-quality results.
    • • Engineered custom Python libraries for efficient data processing and automated exploratory data analysis.
    • • Utilized word embeddings, text classification, LDA, time series regression, and causal inference to quantify and isolate the impact of TV program language on viewership spikes.
    • • Matched and merged large volumes of structured text data without explicit identifiers, increasing data consistency and analysis accuracy.
    Python NLP Web scraping Exploratory Data Analysis Data automation
  • IESE Business School,
    Data Scientist
    EDUCATION AND E-LEARNING
    October 2023 - August 2024 (10 months)
    Barcelona, Spain
    Conducted time series analysis, data cleaning, and machine learning model development for regression and classification tasks. Regularly presented findings and collaborated in biweekly meetings to ensure research alignment.
    • • Developed a hybrid pipeline combining TabText and LSTM, improving forecast accuracy by 10% by transforming tabular data into natural language.
    • • Created DeepQuery, a web-based tool that aggregates and semantically retrieves policy data for economists, leveraging LangChain, OpenAI embeddings, and FAISS for rapid analysis.
    Machine learning Predictive modelling NLP RAG Data preprocessing

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Education

  • Master of Science
    Barcelona School of Economics
    2023
    Master of Science
  • Master of Science in
    Peoples Friendship University
    2017
    Master of Science in

Skill set

Categories