Digital Services & AI Assistant
KnowNow Information Ltd
April 2025 – Present
Supporting data analysis, AI tools, reporting, documentation and digital content in a professional business environment.
Data Science · Artificial Intelligence · Analytics
Roxana Esmaeili
Final-year Data Science & AI Student
University of Portsmouth
Expected First Class Honours
Building practical AI, machine learning and data analytics solutions that transform complex data into meaningful insights and real-world impact.
...
About me
Combining technical skills with practical experience
I am a final-year Data Science and Artificial Intelligence student at the University of Portsmouth with professional experience in AI, data analytics and IT support. I enjoy transforming complex data into practical solutions using machine learning, data visualisation and software development.
Through my degree, professional roles and personal portfolio, I have developed practical skills in machine learning, data analysis, database systems and software engineering. I enjoy solving real-world problems with data and am currently seeking a graduate opportunity in Data Science, Data Analytics, Machine Learning or Artificial Intelligence.
Projects
Selected work
Sports Image Classification
Deep Learning / Computer Vision
Developed and compared deep learning models using transfer learning to classify sports images. Evaluated ResNet18 and EfficientNet based on accuracy, precision, recall and F1-score.
PythonPyTorchResNet18EfficientNetComputer Vision
GitHub →
Movie Recommendation System
Recommendation Systems / Collaborative Filtering
Built a movie recommendation system using collaborative filtering techniques to generate personalised recommendations. Explored user-based and item-based similarity approaches using the MovieLens dataset.
PythonPandasNumPyScikit-learnCollaborative FilteringMovieLens
GitHub →
IMDb Sentiment Analysis
Natural Language Processing / Classification
Built an NLP classifier for IMDb movie reviews using TF-IDF and GridSearchCV. Compared Gradient Boosting, Random Forest, LinearSVC and SVC, with cross-validation F1-scores of 0.775 for LinearSVC and 0.778 for SVC.
PythonScikit-learnNLPTF-IDFGridSearchCVSVC
GitHub →
AI Job Market Analysis
Data Analysis / Visualisation
An exploratory data analysis project examining salaries, roles and trends in the artificial intelligence job market. Identified key insights through data cleaning, visualisation and statistical analysis.
PythonPandasNumPyMatplotlibSeaborn
GitHub →
Employee Attrition Prediction
Machine Learning / Classification
A machine learning project comparing classification models to understand and predict employee attrition. Evaluated model performance using accuracy, precision, recall and F1-score to identify the most effective approach.
PythonScikit-learnMachine Learning
GitHub →
CarCare Database
SQL / Database Design
A relational database designed for managing vehicle services, bookings, staff, parts and workshop operations.
SQLDatabase DesignERD
GitHub →
Experience
Professional experience
Student Summer Placement
University of Portsmouth
June 2025 – September 2025
Supported university IT services through device upgrades, software installation, troubleshooting and technical assistance.
Data Analyst Intern
UpTrail
June 2025 – July 2025
Completed data cleaning, exploratory analysis and reporting using a real-world dataset during a remote internship.
Skills
Technical Skills
Programming
PythonTypeScript
Data & Analytics
PandasNumPyPower BIData Visualisation
Machine Learning
Scikit-learnModel EvaluationFeature Engineering
Databases
SQLDatabase DesignERD DesignNormalisationComplex SQL Queries
Tools & Web
GitGitHubNext.jsReactTailwind CSS
Education
Academic background
BSc Data Science and Artificial Intelligence
University of Portsmouth
2024 – 2027
Studying data analysis, machine learning, artificial intelligence, databases, software engineering and statistical methods.
🎓 Expected First Class Honours
Machine Learning: 90%Finance & Investment Analysis: 87%Expected Graduation: 2027
CONTACT
Let's build something together
I'm currently seeking graduate opportunities in Data Science, Artificial Intelligence and Machine Learning. If you'd like to discuss opportunities, projects or collaborations, I'd love to hear from you.
© 2026 Roxana Esmaeili. Built with Next.js & Tailwind CSS.