Senior Back End Data Engineer

Salary: $114,000 - 166,400 per year

Requirements:

• Extensive senior-level experience in data engineering utilizing Python and PySpark.
• Proficient hands-on experience with AWS big data tools and services, including EMR.
• Competency in constructing APIs and batch data pipelines at scale.
• Strong backend engineering skills with Python or Golang and AWS.
• Proven experience in establishing new cloud infrastructure and delivering software rapidly.
• Familiarity with front-end frameworks, such as Angular or React (preferred).
• Experience with AI developer tools like Claude or Windsurf to enhance productivity (preferred).
• Previous involvement in a similar environment or large-scale financial platforms (preferred).

Responsibilities:

• Design and execute an abstraction layer for data retained with an external source, ensuring seamless future migrations.
• Construct and sustain APIs and batch data flows to enhance customer experiences and support downstream users.
• Develop and refine data pipelines using Python, PySpark, and AWS big data frameworks.
• Establish and secure backend services and cloud infrastructure, primarily utilizing AWS.
• Deliver software increments swiftly with dependable testing, monitoring, and documentation practices.
• Collaborate with cross-functional teams to integrate Personal Loans experiences into the broader organizational ecosystem.
• Utilize AI development tools to enhance code quality, efficiency, and maintainability.
• Contribute to best practices surrounding data engineering, security, and cost-effectiveness.

Technologies:

• AI
• AWS
• Angular
• Big Data
• Backend
• Cloud
• Golang
• Support
• Python
• PySpark
• React
• Security
• Windsurf

More:

We are building a senior engineering team to expedite Personal Loans Phase 2 in our McLean, VA, office, focusing on creating an abstraction layer and ensuring dependable data flows while core data is managed by a partner. Our team will consist of data engineers and backend engineers delivering robust solutions using Python, PySpark, Golang, and AWS, prioritizing rapid, high-quality outputs. We provide a comprehensive benefits package for our W2 consultants, including Medical, Dental, and Vision benefits, a 401k with company matching, and life insurance. Join us to be part of an innovative organization committed to using cutting-edge technology to enhance financial solutions.

last updated 11 week of 2026