Sr AWS Python Developer

Ethereum Technologies; Reston (VA); On-site; USD 120,000 - 160,000; Full time

Job summary

ETHEREUM TECHNOLOGIES LLC is seeking a data engineer to build and maintain ETL pipelines using Python and PySpark on AWS Glue. You will orchestrate workflows with Step Functions, implement event-driven patterns with SNS/SQS, and optimize storage and querying in Redshift.

The role requires strong Python/PySpark skills, hands-on AWS experience, and solid SQL with data modeling. You will ensure data quality, monitoring, and contribute to CI/CD and IaC efforts in a collaborative environment.

Qualifications

• Strong experience with Python and PySpark for large-scale data processing.
• Hands-on experience with AWS services: Lambda, SNS, SQS, Glue, Redshift, Step Functions.
• Solid SQL skills and familiarity with data modeling and query optimization.
• Experience with ETL best practices, data quality checks, and monitoring/alerting.
• Familiarity with version control (Git) and basic DevOps/CI-CD workflows.

Responsibilities

• Build and maintain ETL pipelines using Python and PySpark on AWS Glue and other compute platforms
• Orchestrate workflows with AWS Step Functions and serverless components ( Lambda )
• Implement messaging and event-driven patterns using AWS SNS and SQS
• Design and optimize data storage and querying in Amazon Redshift
• Write performant SQL for data transformations, validation, and reporting
• Ensure data quality, monitoring, error handling and operational support for pipelines
• Collaborate with data consumers, engineers, and stakeholders to translate requirements into solutions
• Contribute to CI/CD , infrastructure-as-code, and documentation for reproducible deployments

Skills

Python

PySpark

SQL

Data modeling

ETL best practices

Monitoring/alerting

Git

CI/CD workflows

Tools

AWS Lambda

AWS SNS

AWS SQS

AWS Glue

Amazon Redshift

AWS Step Functions

Job description

• Build and maintain ETL pipelines using Python and PySpark on AWS Glue and other compute platforms
• Orchestrate workflows with AWS Step Functions and serverless components ( Lambda )
• Implement messaging and event-driven patterns using AWS SNS and SQS
• Design and optimize data storage and querying in Amazon Redshift
• Write performant SQL for data transformations, validation, and reporting
• Ensure data quality, monitoring, error handling and operational support for pipelines
• Collaborate with data consumers, engineers, and stakeholders to translate requirements into solutions
• Contribute to CI/CD , infrastructure-as-code, and documentation for reproducible deployments

Required skills and experience:

• Strong experience with Python and Pyspark for large-scale data processing
• Proven hands-on experience with AWS services: Lambda, SNS, SQS, Glue, Redshift, Step Functions
• Solid SQLSQLskills and familiarity with data modeling and query optimization
• Experience with ETL best practices, data quality checks, and monitoring/alerting
• Familiarity with version control (Git) and basic DevOps/CI-CD workflows

ETHEREUM TECHNOLOGIES LLC is an equal opportunity employer inclusive of female, minority, disability and veterans, (M/F/D/V). Hiring, promotion, transfer, compensation, benefits, discipline, termination and all other employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, citizenship/immigration status, veteran status or any other protected status. ETHEREUM TECHNOLOGIES LLC will not make any posting or employment decision that does not comply with applicable laws relating to labor and employment, equal opportunity, employment eligibility requirements or related matters. Nor will ETHEREUM TECHNOLOGIES LLC require in a posting or otherwise U.S. citizenship or lawful permanent residency in the U.S. as a condition of employment except as necessary to comply with law, regulation, executive order, or federal, state, or local government contract