Data Platform & AI Engineer_

Eiji Dougal

Building governed data platforms and AI-native workflows with Snowflake, Databricks, and Claude Code.

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Years

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Pipelines

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dbt Models

Featured Work

3 projects

Selected work spanning enterprise warehouse migrations, open-source data tooling, and AI-powered applications.

01

EverCommerce | Redshift to Snowflake Migration

Architected the Snowflake environment for an enterprise Redshift-to-Snowflake migration on a two-person data platform team, covering account and role-based access design, SSO and private network connectivity, and Fivetran ELT adjustments that run both warehouses in parallel with zero disruption to production reporting.

ImpactMigrating a 237-model dbt warehouse to the new platform with 45 models refactored ahead of cutover; expanded dbt test coverage from 951 to 1,468 tests...

Snowflake
dbt Core
Fivetran
Amazon Redshift
Hightouch
+2
02

QuickETL

Built an open-source, configuration-driven Python ETL framework using Ibis as the abstraction layer, enabling the same YAML-defined pipeline to run across local backends (DuckDB, Polars) and distributed/cloud backends (Spark, Snowflake, BigQuery) without code changes.

ImpactImplemented YAML-based pipeline configuration with built-in data quality checks, transform operations, and a CLI for pipeline execution; published on ...

Python
Ibis
DuckDB
Polars
Spark
+4
03

Docuscry

Built a multi-tenant document knowledge platform with ingestion pipelines, background workers, and embedding-based semantic search. Implemented document chunking, embedding workflows, and vector-based retrieval using PostgreSQL and external vector databases.

ImpactDesigned workspace isolation, permission controls, and usage tracking to support secure multi-user environments. Deployed via containerized CI/CD on m...

Next.js
Supabase
Fly.io
OpenAI
Pinecone
+1

Technical
Expertise

Core technologies and platforms I work with daily to build governed data platforms and AI-native workflows.

Data Platforms

SnowflakeDatabricksAmazon RedshiftApache SparkDuckDBPolarsParquet

Ingestion & Orchestration

FivetranDagsterDatabricks JobsAzure Data FactoryHightouchChange Data Capture (CDC)REST API Integration

AI & LLM Engineering

Claude CodeCodeRabbitRAGAWS BedrockMCPClaude SkillsSubagentsAgentic WorkflowsAdversarial Multi-Agent Code ReviewSnowflake CortexEmbedding PipelinesSemantic Search

Cloud & DevOps

Microsoft AzureDockerAWSCI/CD