Ammar Hammouch

Ammar Hammouch

Data Engineer
Saudi Arabia
English, Arabic
Full-time On-site

About Me

Motivated Data Engineer with +3 years of production experience in Saudi technology environments assessing operational data flows and building scalable pipeline infrastructure. Recognized for translating complex business …

Experience

Data Engineer

Entropy · Riyadh , Ar-Riyad , Saudi Arabia
Sep 2025 - Present · 1 year 2 months

<p>Engineered automated data ingestion pipelines for large-scale foundation model evaluation, enforcing strict data quality contracts and eliminating pipeline breaks across production benchmarks.</p><p> Developed real-time telemetry dashboards tracking evaluation latencies, model accuracy, and token costs, enabling leadership to make data-backed architectural and commercial decisions.</p><p> Created reusable data validation tooling and automated annotation dispatch queues, accelerating data preparation cycles by 40% across engineering workflows.</p><p> Mentored junior engineers on schema validation standards, distributed queue handling, and data integrity practices, raising overall team delivery reliability.</p>

Data Pipeline Specialist

Thmanyah · Riyadh , Ar-Riyad , Saudi Arabia
Jan 2025 - Sep 2025 · 8 months

<p>Architected and delivered an automated multi-source ETL aggregation platform consolidating data across 4 disparate operational systems into a centralized CRM, reducing reporting turnaround by 60%.</p><p> Partnered directly with editorial, marketing, and operations heads to translate business reporting requirements into high-performance relational data models.</p><p> Built automated background reconciliation pipelines that eliminated over 15 hours of weekly manual data collation, saving departmental costs and preventing human data entry errors.</p><p> Conducted cross-functional knowledge sharing sessions on data hygiene and automated reporting tools, accelerating data adoption across non-technical departments.</p>

Data Integration Engineer

Reachware · Riyadh , Ar-Riyad , Saudi Arabia
Aug 2023 - Apr 2024 · 8 months

<p>Delivered enterprise transactional ETL pipelines between Snowflake cloud warehouses and financial applications, ensuring zero data discrepancy for executive financial reporting.</p><p> Executed continuous data synchronization feeds across enterprise ERP systems (Oracle NetSuite and Oracle Fusion), supporting uninterrupted inter-departmental accounting operations.</p><p> Implemented automated XML data transformation pipelines strictly adhering to ZATCA Phase 2 (FATOORA) regulatory standards, eliminating non-compliance risks and invoice rejections.</p><p> Supported junior developers in diagnosing complex integration issues and authored standardized pipeline documentation that accelerated client onboarding.</p>

Skills

Apache Kafka Azure Event Hubs BullMQ Redis Microservices Ingestion Multi-Source ETL Microsoft Azure Stream Analytics Azure SQL Google Cloud Platform Apache Airflow Docker Snowflake Azure Data Lake Storage Gen2 PostgreSQL Relational Data Modeling Star Schema Python SQL TypeScript Node.js dbt Core Drizzle ORM Schema Validation Data Quality Contracts Temporal Windows
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