Ridwan Dethan

Founder at Terrasense • Senior Systems Architect & Data Engineer

Featured Enterprise Architecture Portfolio

📊 qlik-data-pipeline-marketing-analytics

A production-grade, asynchronous end-to-end Qlik Sense data integration pipeline optimized for high-scale health-tech subscription commerce. This framework decouples multi-source data ingestion streams to keep warehouse query structures highly performant.

Qlik Sense Cloud Data Engineering JSON Flattening 3-Layer QVD Framework Data Governance

Core Challenge Solved: Implemented optimized hash-lookup mapping models (MAPPING LOAD / ApplyMap) inside the Qlik Associative Engine to flatten nested, messy marketing JSON arrays dynamically, completely neutralizing Synthetic Keys via strict QUALIFY states.

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Core Technological Expertise

Over two decades of designing, building, and launching distributed architectures, industrial solutions, and telemetry frameworks.

Data Architectures

PostgreSQL, Google BigQuery, SQL Optimization, Qlik ETL, In-Memory Caching.

Systems Engineering

Rust, Go, Python, C#, Delphi, AssemblyScript, Low-level Software Design.

IoT & Infrastructure

DePIN Ecosystems, LoRaWAN Networks, Telemetry Streams, AWS Management.