Data Scientist

• Feb 2019 - Present

Research Engineer

• May 2018 - Feb 2019

Data Scientist

• Mar 2018 - May 2018

Data Scientist

• Dec 2017 - Feb 2018

• Build, maintain and improve weekly, monthly and yearly reports for BOD and other teams. • Design and process ad-hoc analyses as requested. • Process crawled data and build churn prediction models using ML classification methods. • Create unified data dictionary. • Left job because I cannot re-locate to Hanoi or work alone in HCMC (whole tech team are based in Hanoi). • Build, maintain and improve weekly, monthly and yearly reports for BOD and other teams. • Design and process ad-hoc analyses as requested. • Process crawled data and build churn prediction models using ML classification methods. • Create unified data dictionary. • Left job because I cannot re-locate to Hanoi or work alone in HCMC (whole tech team are based in Hanoi).

Data Analyst - Big Data Analyst

• Feb 2017 - Oct 2017

• Build and monitor regular reports based on various sources of data using R, Bash Script and Python. • Make ad-hoc analyses to explore specific issues with statistical methods like descriptive statistics, visualization, confident interval, hypothesis testing, time series analysis, Gini calculation, curve fitting... on local or server using R, SparkSQL and PostgreSQL. • Data supporter for business analyst and product manager. • Support to build analytics database. • Interview Data Analyst candidates and guide new members. Show less

Data Engineer

• May 2016 - Nov 2016

• Monitor and maintain daily/monthly data generating process for other departments. • Profiling and forecasting users’ behaviour based on Business Intelligence team’s requests using methods like multiple regression, association rule... • Process ETL from other sources to data warehousing. • Monitor and maintain daily/monthly data generating process for other departments. • Profiling and forecasting users’ behaviour based on Business Intelligence team’s requests using methods like multiple regression, association rule... • Process ETL from other sources to data warehousing.

Data Analyst

• Sep 2014 - Sep 2015

• Develop scoring functions, indicators for risk evaluation and their testing. • Create segmentation analysis to control fraud in region level. • Data mining using Oracle , Excel, LISp-Miner,.. Make ad-hoc analysis of fraud indicators related to consumer credit products. • Manage Anti-Fraud team database and cooperate with other departments (Sales, IT,...) when developing new system. • Develop scoring functions, indicators for risk evaluation and their testing. • Create segmentation analysis to control fraud in region level. • Data mining using Oracle , Excel, LISp-Miner,.. Make ad-hoc analysis of fraud indicators related to consumer credit products. • Manage Anti-Fraud team database and cooperate with other departments (Sales, IT,...) when developing new system.