Annamae Moha

4.9

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Annamae Moha

4.9

Age

Gender

Male

Language

English - Advanced

Main expertise

Data Scientists Data Machine Learning Python Java AI Algorithm Apache Kafka AWS Azure Cloud Flask

Introduction

Annamae Moha is a highly experienced data scientist and data engineer with over 8 years in the field. She possesses more than 5 years of experience with Java and 7 years with Python. Annamae has extensive expertise in machine learning and data mining, and she is also skilled in website programming for enterprise products. Known for her curiosity and ability to learn quickly, she is strong in problem-solving, algorithms, and mathematics.

Project list

VinFast ADAS Validation Data Platform for VF8 and VF9 - Vietnam

2021 - 2024

The data platform is designed for the VinFast VF8 and VF9 public road tests. It involves collecting real-world driving data from these vehicles and ensures data quality through comprehensive checks. The platform extracts data based on user manual tags and Advanced Driver Assistance Systems (ADAS) features, anonymizes sensitive information such as faces and license plates, and uploads the data to the cloud for analysis by vendors. It processes up to 10 TB of data daily.

Discuss with internal customers to clarify requirements. Set up data collection devices. Extract relevant data. Transform data for visualization. Integrate Airflow pipelines.

Technologies: Azure Kubernetes, Airflow, Azure Devops, AWS EKS

VinFast VFe34 Validation Data Platform - Vietnam

2021 - 2022

Developed a data platform for the VFe34 public road test project. The platform collects car data while running on real roads, extracting data based on user manual tags or ADAS features. It visualizes the extracted data to detect any ADAS issues and ingests approximately 4TB of data daily.

Discuss with internal customers to clarify requirements. Set up data collection devices. Extract relevant data. Transform data into a visualizable format.

Technologies: RabbitMQ, Kubernetes, Azure Devops, OpenCV

Food Quality Assurance - Vietnam

2021 - 2021

This project involves using advanced technology to ensure the quality of food during cooking processes: monitoring food weight, verifying cooking steps, and assessing the quality of final products. It employs computer vision to detect and assess food, utilizes a smart weight scale, and applies computer vision techniques to evaluate food color.

Business analysis and requirement analysis. Using computer vision to check final products quality.

Technologies: Data cleaning and preprocessing, EDA, OpenCV, Scikit-learn, Tensorflow 2

Customer Segmentation and User Behavior Analysis - Vietnam

2020 - 2021

The project involves classifying customers into distinct segments. This classification is based on established rules regarding user behavior and data from ad networks. A classification model is developed to accurately segment the users.

Discuss with internal customers to clarify requirements. Conduct user behavior analysis. Build and evaluate the classification model. Report findings to stakeholders.

Technologies: Data cleaning and preprocessing, Feature engineering, EDA, Random forest, Framework: Scikit-learn, LightGBM

Auto Listing Website Product Recommendation System - Vietnam

2020 - 2020

Developed a recommendation system for oto.com.vn to suggest relevant auto listings for customers, enhancing user experience and engagement.

User behavior analysis Build and evaluate recommendation models Implement various algorithms and select the best model Develop API to recommend listings Monitor training processes and maintain operational systems Report findings and progress to stakeholders

Technologies: Data cleaning and preprocessing, Feature engineering, EDA, KNN, Collaborative filtering, Matrix factorization, DeepNN, Framework: Scikit-learn, Implicit recommendation library, Tensorflow 2

Potential Seller Prediction System - Vietnam

2019 - 2020

Develop a predictive system to determine if a user visiting our websites, such as oto.com.vn and philkotse.com.vn, is a potential vehicle seller.

User behavior analysis Build and evaluate classification models Develop API for potential seller prediction Implement JavaScript for client-side API calls Monitor the training process and maintain the system Report findings to stakeholders

Technologies: Data cleaning and preprocessing, Feature Engineering, EDA, Gradient Boosting Machine, Evaluation Method, Framework: LightGBM, Scikit-learn

Advertising Bidding and CTR Optimization System - Vietnam

2019 - 2019

The project involves developing an Advertising Bidding System featuring a second price auction mechanism. It focuses on ranking advertisers based on click-through rate (CTR) and cost, as well as optimizing CTR for banner advertisements on the site oto.com.vn by predicting the click probability of users on banner ads.

User behavior analysis Build classification models and evaluate models Build API to predict potential sellers Implement Javascript for clients to call the prediction API Monitor the training process and maintain the running system Report to stakeholders

Technologies: Second price auction mechanism, Data cleaning and preprocessing, Feature Engineering, EDA, Gradient Boosting Machine, LightGBM, Scikit-learn

Automobile Price Prediction - Vietnam

2019 - 2020

Developed a model to predict the price of used cars based on various features such as brand, model, year, transmission, color, and more.

Propose ideas. Implement ideas and evaluate results.

Technologies: Gaussian mixture model, Clustering, Data cleaning, Statistic, Regression, Framework: Scikit-learn

Curriculum Vitae Information Extraction - Vietnam

2018 - 2018

This project involves extracting various pieces of information from CVs, such as: - Education details, including school, year, and degree - Work experience, including organization, year, and position - Basic personal information, such as name, date of birth, location, email, and phone number - Certifications and awards

Using image processing techniques and pdf2doc tools to extract text from PDF files. Using NLP to extract and classify keywords from the extracted text.

Technologies: Image processing: extract text from pdf file format, NLP: Keyword extraction, Framework: Liblinear, OpenCV, crf-suite

Facebook Data Crawler and Mining - Vietnam

2017 - 2018

Developed a system to crawl Facebook data and extract valuable interest information. Utilized rule-based methods and natural language processing (NLP) techniques to enhance data extraction capabilities.

Crawler Data Build and maintain system Extract interest information Extract email and phone number from Facebook posts Using rule-based and NLP techniques

Technologies: Machine Learning: NLP, Cassandra, Redis, Rabbitmq, Solr, Java

Image Similarity Detection System - Vietnam

2017 - 2017

A system to identify exact or similar images within an image database.

Image features extraction including color histogram, color correlogram, and SURF Image features clustering Index image feature clusters in SOLR Retrieve images and calculate similarity scores

Technologies: Image feature extraction, Image content-based retrieve, Clustering, OpenCv, Solr, LIRE

User Behavior Tracking System - Vietnam

2017 - 2017

Developed a system for tracking user behavior, utilizing JavaScript for data collection. Implemented Kafka for real-time log streaming and Cassandra for distributed data storage.

Build JavaScript components for collecting user behavior Develop log receiver API and integrate with Kafka Stream logs from Kafka to Cassandra database Applied the system for batdongsan.com.vn, oto.com.vn, and other platforms

Technologies: Javascript, Apache Kafka, Cassandra, Apache Tomcat

Search Optimization for Web Platform - Vietnam

2016 - 2017

Enhanced the existing web search functionality for the website batdongsan.com.vn by utilizing Natural Language Processing (NLP) techniques to extract essential information from search queries, such as district, province, and building.

Data analysis and labeling data. Implement keywords extraction model and evaluate the model. Build API to extract keywords from search query.

Technologies: Tokenizer, key phrase extraction, NER, Liblinear

Electronic Office System for State Government (Viettel Voffice) - Vietnam

2011 - 2016

This project involves managing income and outcome documents, overseeing workflow processes, and facilitating document exchange between various government departments. It also includes meeting management and has been deployed across Vietnam.

Analyses and discusses the business requirements with the clients. Designs source code and database. Responsible for deploying the application on the server and maintaining the system. Plans and guarantees deadlines for clients.

Technologies: Java, JSP, Strust, Hibernate, Oracle, Centos, HAProxy

Government Task Management System - Vietnam

2013 - 2016

A comprehensive system for assigning tasks from the Prime Minister to various departments within the government. It facilitates task management across departments, provides detailed reporting, and has been deployed nationwide in Vietnam.

Analyses and discusses the business requirements with the clients. Design source code and database. Responsible for deploying the application on the server and maintaining the system. Planning and ensuring deadlines for clients.

Technologies: Java, JSP, Strust, Hibernate, Oracle, Centos, HAProxy

Project list

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