Muhammad Rafiansyah Email & Phone Number

Bekasi, Id

Jakarta Selatan, Jakarta, Indonesia

Telkomsel TSA (06-2024 – Ongoing)- Monitoring over 150+ configurations for telecommunication data to keep everything running smoothly and accurately.- Built ETL pipelines for new configurations to handle data ingestion, transformation, and loading efficiently.- Added new KPIs and counters to existing setups to support better analytics and reporting.- Set up Kafka to load data from existing configurations, making the process more real-time and scalable.- Enhanced query performance and storage efficiency through the migration of data from Hadoop to ClickHouse.- Streamlined system operations by identifying and disabling unused configurations and aggregations- Maintained high data quality by monitoring pipelines, investigating anomalies, and reprocessing missing or inconsistent data when necessary.Telkomsel Integrated Portal Monitoring Dashboard (06-2023/06-2024)- Mainly focusing on Extracting raw data from provided sources, Transforming data, and Loading them to Kafka and Postgres, along with Clickhouse needed to ingest and the API - Refactored the ETL transformation process by migrating from Python to Go (Golang), focusing on optimizing performance and scalability. Achieved significant improvements in data transformation efficiency, reducing processing time by 500%- Create a new ETL process using Apace Nifi on the newest configTelkomsel Bigdata (03-2022/06-2023)- Designed and implemented a robust ETL pipeline using Python and Go to handle large-scale data ingestion, transformation, and loading into Hadoop, ensuring scalability and efficiency- Developed monitoring and validation mechanisms to detect and address data anomalies and missing records, maintaining data quality and consistency throughout the pipeline- Built data aggregation processes tailored to business needs, enabling efficient summarization of large datasets for downstream analytics and reporting- Designed and implemented RESTful APIs for seamless data dumps

Jakarta Selatan, Jakarta, Indonesia

Jakarta, Indonesia

Jakarta Timur, Jakarta Raya, Indonesia

Greater Jakarta Area, Indonesia

Greater Jakarta Area, Indonesia

Assisting Object Oriented Programming class

Greater Jakarta Area, Indonesia

Create digital signature mobile apps Prototype

Greater Jakarta Area, Indonesia

assisting data structure class

Greater Jakarta Area, Indonesia

assisting programing language class

Greater Jakarta Area, Indonesia

assisting database class

Greater Jakarta Area, Indonesia

assisting programming language class

Indonesia

Indonesia

Installing, setting, and troubleshooting network hardware.