Involve in research and development projects by building prototypes and exploring things.Lead and start a genomic initiative project at the company.

Implemented a Nextflow pipeline for Polygenic Risk Scoring (PRS) data preparation integration with NCBI ClinVar databaseExecuted client's ad-hoc requests, including variant annotation using Illumina's Nirvana and variant exploration via Nalagenetics' internal PRS pipeline

Implemented Post-GWAS joint analysis for type 2 diabetes (T2D) and its related traits: body mass index (BMI), fasting glucagon, non-alcoholic fatty liver disease (NAFLD), aspartate transaminase (AST) and other three liver-disease-related traits to find novel loci which might be linked to T2D

Assessed and proposed an mRNA vaccine vector candidate for all four Dengue virus serotypes by doing literature reviews and in-silico simulations

Streamlined business operations by standardizing and documenting data dictionary across all departments for improved efficiency Optimized the data warehouse by applying partition and clustering rules, implementing new tables’ schema, and enforcing stringent access controls, resulting in a 40% reduction in monthly costs Ingested 2 data sources from AppsFlyer using GCP Dataflow and 5+ AWS RDS databases using AWS Kinesis into the data warehouseCreated and maintained 30+ basic data processing, transformation pipelines, and dashboards in Redash

Significantly reduced data discrepancies between client and server-side data from 30% to 5% by performing analysis and investigation of more than 1000 analytical eventsBuilt a simple data lake anomaly monitoring tool using Airflow, Google Data Studio, and Slack API, which reduced issues acknowledged time from one week into one dayCollaborated with web and QA engineers to develop an internal tool aimed at automating client-side data dictionary requests and testing, reducing new client-side event(s) creation by up to 50% Maintained and built a data dictionary consisting of client-side events to guarantee consistent data standards across all business units Performed ad-hoc requests and consultancies of Google Analytic client-side events from all business units in Tokopedia

Delivered weekly tutorials and homework; created a new learning module and proctored quizzes for a class of 86 students.