# Maryam Ahmed Ali Maryam Ahmed Ali is a remote worker on Himalayas, Senior Data Scientist at Careem, based in Lebanon. Source: https://himalayas.app/@maryamahmedali ```text Data Scientist at Careem who improved multilingual dish retrieval embeddings, raising recall@10 by 10.2% and Arabic performance from 0 to 81%. ``` | Detail | Value | | --- | --- | | Availability | Looking for a job | | Location | Lebanon | | Authorized to work in | Lebanon | | Salary expectations | 30k+ USD | | Job categories | Data Scientist, Machine Learning Engineer | | Skills | Data Science, Machine Learning, Natural Language Processing, Recommendation Systems, Semantic Retrieval, Information Retrieval, Embedding models, predictive modeling, Statistical Analysis, Time series Forecasting, Data Engineering, ETL, Deep Learning, Computer Vision, Causal Inference | ## About ```text At Careem, I developed and automated pipelines for training and evaluating dish retrieval embeddings, and created a unified dataset to support model development. I improved multilingual embeddings, increasing recall@10 by 10.2% and Arabic performance from 0 to 81%. At Anghami & OSN+, I developed prediction and recommendation models, built data pipelines in Databricks with PySpark, and worked on Arabizi detection and machine translation. I also worked on semantic retrieval research and built benchmarks and dashboards to evaluate models. ``` ## Experience ### Senior Data Scientist [Careem](https://himalayas.app/companies/careem). Oct 2025 - May 2026 ```text Developed and automated scalable data pipelines for training and evaluating dish retrieval embeddings. Improved multilingual dish embeddings by 10.2% recall@10 and boosted Arabic from 0 to 81%. ``` Skills: Data-Pipelines, Machine-Learning, Embeddings, Multilingual-NLP, Evaluation-Systems, Web-Development ### Machine Learning Engineer Anghami & OSN+. Jun 2022 - May 2024 ```text Developed and deployed a conversion prediction model, improving previous performance by 80% through advanced feature engineering. Built ETL pipelines in Databricks to process 100M+ users data using PySpark. ``` Skills: Python, scikit-learn, PySpark, Databricks, TensorFlow, Transformers, Hugging-Face, FastText, NLP, Recommendation-Systems, ETL, Causal-Inference ### Graduate Research Assistant American University of Beirut. Sep 2020 - May 2022 ```text Conducted literature review in innovation and searched innovation indices worldwide. Prepared competitive review and performed data and statistical analysis for the OSB Innovation Index project. ``` Skills: Research, Data-Analysis, Statistical-Analysis, literature-review ### Research Assistant - Statistics Division UN-ESCWA. Jan 2022 - Mar 2022 ```text Analyzed demographic and social data to assess data availability in Arab countries for an annual UN-ESCWA conference. Conducted statistical analysis, calculated scores, and visualized results. ``` Skills: R, Python, Matplotlib, SeaBorn, Excel, Statistical-Analysis, Data-Visualization ### Data Scientist - ICT Section UN-ESCWA. Oct 2021 - Dec 2021 ```text Developed forecasting models (ARIMA, RNNs, Tree Ensembles) on IMF WEO data and compared models against IMF's official benchmarks. Delivered a technical report and visualizations. ``` Skills: Python, scikit-learn, Keras, ARIMA, RNN, Trees, Forecasting, Data-Visualization ### Computer Vision Intern Zaka. Jun 2021 - Jul 2021 ```text Built CNN models for gender recognition to be used in video analytics systems. ``` Skills: Computer-Vision, CNN, Deep-Learning ## Education ### Zaka Machine Learning Specialization, Machine Learning. 2025 - Present ```text Ongoing 20-week Machine Learning Specialization training program covering data science fundamentals, machine learning algorithms, deep learning, computer vision, NLP, and deploying AI solutions. ``` ### Beirut AI Bootcamp Bootcamp, Artificial Intelligence. 2020 - 2020 ```text Intensive one-week bootcamp covering major topics in artificial intelligence including data science, deep learning, computer vision, NLP, and time series analysis. ``` ### SE Factory Foundations of Computer Science Bootcamp, Computer Science. 2019 - 2019 ```text Intensive 6-week bootcamp providing a solid understanding of computer science foundations using Python, covering algorithms, complexity analysis, and data structures. ``` ### CFA Institute CFA Program, Finance. 2016 - 2018 ```text Passed all three levels of the CFA program in three consecutive years, eligible for the CFA Charter upon completion of required work experience. ``` ### KPMG Virtual Internship, Data Analytics ```text Data Analytics Consulting virtual internship certification. ``` ### American University of Beirut Master of Science, Business Analytics. 2020 - 2022 ```text Master of Science in Business Analytics with coursework in applied statistical analysis, data processing, predictive analytics, machine learning, optimization, simulation, forecasting, and data visualization. ``` ### Damascus University Bachelor's Degree, Economics. 2006 - 2011 ```text Bachelor's Degree in Economics with a focus on Banks & Insurance, graduated top of class out of 51 students and awarded the Superior Graduate Prize by the Ministry of Higher Education. ``` ### Coursera Mathematics for Machine Learning, Mathematics ```text Mathematics for Machine Learning certification. ``` ### DeepLearning.AI Deep Learning Specialization, Deep Learning ```text Deep Learning Specialization certification. ``` ## Tech stack - Tableau - Pandas - PySpark - Databricks - Python - Scala - TensorFlow - PyTorch - scikit-learn - Keras - Streamlit - Transformers - Git - Amazon EMR - SQL - Hugging Face - Seaborn - Matplotlib To contact Maryam, message them from this profile with a Himalayas employer account: [Hire on Himalayas](https://himalayas.app/hire). ## People also viewed - [Mohamed Moslemani](https://himalayas.app/@mohamedmoslemani): Jr. Data Scientist, 800Storage - [Sarah Daaboul](https://himalayas.app/@sarahdaaboul): Data Science Intern, Alem Group - [Rim Cherri](https://himalayas.app/@rimcherri): Data Specialization Mentor, Udacity - [Ali Abbass](https://himalayas.app/@aliabbass1): Data Scientist, Derayah Financial - [Hiba Dawi](https://himalayas.app/@hibadawi): Software Engineering Intern, Vanrise - [Nourhan Hamze](https://himalayas.app/@nourhanhamze): AI Research Assistant, American University of Beirut - [Sara User](https://himalayas.app/@sarauser37): Data Science Internship, Maaloomatia Arabian Gulf Trading LLC - [Malak Khashfa](https://himalayas.app/@malakkhashfa): Data Analytics Intern, IDS Academy - [Abdulrahman Jaber](https://himalayas.app/@abdulrahmanjaber): Research Assistant, American University of Beirut - [Bassam Tarshishi](https://himalayas.app/@bassamtarshishi): Freelance AI & Software Developer, Estima3D