Senior Data Engineer: Snowflake & MongoDB Cloud ETL

NGTalentTech Group LLC; Los Angeles (CA); On-site; USD 130,000 - 170,000; Full time

Job summary

NGTalentTech Group LLC seeks a Senior Data Engineer to design, build, and operate robust data pipelines and platforms turning AI assistant data into actionable insights. You will own Snowflake and MongoDB-based solutions end to end: ingestion, transformation, modelling, monitoring and production operations.

You will implement scalable ELT/ETL pipelines, leverage dbt for modeling and testing, and work with PowerBI/Tableau for dashboards.

Qualifications

• 5+ years hands-on Snowflake architecture, warehouses, time travel and performance optimization.
• 3+ years MongoDB data modelling, indexing, replication/sharding concepts, and Atlas or self-managed ops.
• Advanced SQL and Python development; Bash scripting.

Responsibilities

• Design and build scalable ELT/ETL pipelines ingesting data from APIs, databases and logs into Snowflake.
• Model data in Snowflake (staging, core, marts) and optimize performance and cost.
• Design and manage MongoDB collections, schemas, indexes, and change streams; integrate with analytics layer.
• Set up monitoring, alerting, and logging for pipelines and databases; lead incident triage and runbooks.
• Automate deployments with CI/CD and infrastructure as code; manage Dev/QA/Prod environments.

Skills

Snowflake

ETL/ELT

SQL

Python

Data modeling

Education

Bachelor’s or Master’s in CS/Engineering

Tools

dbt

Airflow

Informatica

Talend

Fivetran

PowerBI

Tableau

Job description

NGTalentTech Group LLC seeks a Senior Data Engineer to design, build, and operate robust data pipelines and platforms turning AI assistant data into actionable insights. You will own Snowflake and MongoDB-based solutions end to end: ingestion, transformation, modelling, monitoring and production operations.

You will implement scalable ELT/ETL pipelines, leverage dbt for modeling and testing, and work with PowerBI/Tableau for dashboards.