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BackMar 30
Hiagor T.
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Hiagor T.

Senior Data Engineer | ETL | AWS | dbt & Snowflake

I help Healthcare, Insurance, and SaaS companies build secure, scalable, and high-performance data platforms — turning complex raw data into meaningful insights. With 9+ years of experience designing data architectures and analytics pipelines, I specialize in ETL/ELT workflows, cloud data warehousing, data modeling, and orchestration across AWS and Snowflake ecosystems. What I Deliver End-to-end data pipeline design — ingestion → transformation → analytics dbt and Airflow-based ELT frameworks for modern, modular data workflows Cloud-native data platforms (AWS, GCP, Azure) optimized for cost and performance Data governance, lineage, and quality frameworks for compliance and reliability Seamless integration with SaaS product analytics and ML pipelines Recent Highlights Built a HIPAA-compliant data lakehouse for a healthcare analytics startup on AWS Designed dbt + Snowflake pipelines reducing report generation time from hours to minutes Implemented automated data quality checks (Great Expectations) across 50+ tables Developed a multi-tenant SaaS analytics layer serving 100K+ customer events per day Core Tech Stack Languages: Python (Pandas, PySpark), SQL (CTEs, window functions), Bash ETL & Orchestration: dbt, Airflow, Prefect, Azure Data Factory Big Data & Streaming: Apache Spark, Kafka, Flink, Trino Cloud Platforms: - AWS: S3, Glue, Redshift, Lambda, EMR - GCP: BigQuery, Dataflow, Pub/Sub - Azure: Data Factory, Synapse, Data Lake - Warehousing & Storage: Snowflake, Redshift, BigQuery, Delta Lake - DevOps & Automation: Docker, Kubernetes, Terraform, GitHub Actions, Jenkins - Data Quality & Governance: Great Expectations, Soda, DataHub, OpenLineage - BI & Reporting: Metabase, Superset, Tableau, Power BI How I Work Strong communication with technical and non-technical stakeholders Agile/Scrum delivery and clear documentation practices Proactive, ownership-driven mindset — from design to deployment I’m passionate about helping data-driven organizations scale confidently, ensuring their data is trustworthy, fast, and actionable — especially in regulated industries like Healthcare and Insurance, where quality and compliance are critical. 📩 Let’s connect if you need an experienced engineer to design or modernize your cloud data platform, improve pipeline performance, or establish a robust data foundation for analytics and AI.

🇧🇷Aracaju, Brazil$60/hr100% JSS4.19 (3)Since Feb 2025

Earnings and projects

MRR (estimate)as of Mar 30
≈$0

An estimate from an earlier read

World#330,218 / 412k
🇧🇷Country#3,693 / 4,647
Revenue, last 30 days
—
Total earnings
$2.1k

Billed in all: $2.2k

World#330,218 / 412k
🇧🇷Country#3,693 / 4,647
Per project
$693

$0 in the last 6 months

Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇧🇷Country#1,427 / 4,647
Projects in all
3
33% fixed67% hourly
World#304,140 / 412k
🇧🇷Country#3,039 / 4,647

Earnings, last 30 days

–Billed in all, before Upwork's fee

One reading so far: earnings show from the second.

Skills