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Ong Yi Yan

PROFILE

Ong Yi Yan

Developed and maintained the Jingyong14/HPDP02 repository over three months, delivering an end-to-end sentiment analysis pipeline for Malaysia tourism using Python, Elasticsearch, and Kibana. The work included building robust data ingestion from Reddit, implementing VADER-based sentiment scoring, and training both Naive Bayes and LSTM models, with results visualized in interactive dashboards. Emphasis was placed on reproducible workflows, comprehensive documentation, and artifact management to support onboarding and audit readiness. The developer applied skills in big data processing with Pandas and Dask, optimized code organization, and ensured reliability through error handling, logging, and standardized file management across the project lifecycle.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

79Total
Bugs
5
Commits
79
Features
10
Lines of code
42,565
Activity Months3

Work History

July 2025

1 Commits • 1 Features

Jul 1, 2025

July 2025 monthly summary for Jingyong14/HPDP02: Delivered an end-to-end Malaysia Tourism Sentiment Analysis Pipeline, with data collection from Reddit, VADER-based sentiment scoring, training Naive Bayes and LSTM models, and visualization in Elasticsearch and Kibana dashboards. Implemented robust error handling and logging for reliability; performed model performance comparison and surfaced results in dashboards; established a reproducible architecture in HPDP02 with clear commit history.

June 2025

8 Commits • 2 Features

Jun 1, 2025

June 2025 monthly summary for Jingyong14/HPDP02: Delivered critical documentation and artifact-management improvements that increase transparency, reproducibility, and accessibility of the big data processing workflow across Pandas, Dask, and Polars. Implemented precise documentation updates, standardised logbook artifacts, and streamlined lifecycle processes. Business value includes faster onboarding, audit readiness, and more reliable cross-library comparisons.

May 2025

70 Commits • 7 Features

May 1, 2025

May 2025 performance summary for Jingyong14/HPDP02 (Group 6 HDDP). The month focused on establishing a solid project foundation, cleaning and standardizing artifacts, and improving documentation to enable a smooth final submission. Key outcomes include the initial scaffolding and bulk asset uploads for Group 6 HDDP, removal of obsolete tooling and directory cleanup, and comprehensive renaming/standardization of final reports and notebooks. Additionally, Readme and big_data documentation were updated across multiple batches to improve reproducibility and stakeholder clarity, while new Group 6 assets were added to support delivery readiness.

Activity

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Quality Metrics

Correctness97.4%
Maintainability97.4%
Architecture97.6%
Performance97.2%
AI Usage20.6%

Skills & Technologies

Programming Languages

JSONJupyter NotebookMarkdownPythonSQL

Technical Skills

API IntegrationBig DataBig Data ProcessingCode OrganizationDaskData AnalysisData CleaningData CollectionData EngineeringData ProcessingData TransformationData VisualizationDockerDocumentationElasticsearch

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

Jingyong14/HPDP02

May 2025 Jul 2025
3 Months active

Languages Used

JSONJupyter NotebookMarkdownPythonSQL

Technical Skills

Big DataBig Data ProcessingCode OrganizationDaskData AnalysisData Cleaning