Data Platform Engineer (AWS / Python / Snowflake)

Tential Solutions; McLean (VA); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Tential Solutions is seeking a Full Stack Engineer for a W2 contract in the DC Metro area with hybrid onsite work. You will design and build scalable APIs and full-stack applications.

The role requires 7+ years of experience, frontend in Angular/JavaScript/TypeScript, backend in Java/Ruby/Python/Kotlin, and strong AWS/Jenkins/SQL skills; you will own architecture, CI/CD pipelines, dashboards with QuickSight and Snowflake.

Qualifications

• 7+ years of experience in full-stack development.

Responsibilities

• Design and build full-stack applications — Angular/JavaScript/TypeScript frontend, backend services in Java, Ruby, Python, and/or Kotlin.
• Design and develop APIs supporting high-volume transactions and user demand.
• Work within Backstage for internal developer platform/service catalog needs.
• Build and maintain CI/CD pipelines using Jenkins on AWS.
• Support dashboarding/reporting using QuickSight and Snowflake, with SQL for data access.
• Own application architecture decisions, system integrations, and performance optimization for scale and reliability.

Skills

Angular

JavaScript

TypeScript

AWS

SQL

Java

Python

Ruby

Kotlin

Backstage

Jenkins CI/CD

Snowflake

QuickSight

Mobile app experience

Tools

Backstage

Jenkins

Snowflake

QuickSight

Job description

Full Stack Engineer

Engagement: W2 Contract

Location: DC Metro — ability to commute to McLean (Tysons), VA 2-3x/week

Experience: 7+ years

About The Role

Our client is seeking Full Stack Application Developers to support a high-visibility engagement in the financial services space. This role centers on designing and developing APIs, building scalable, high-performance applications, and owning application architecture, system integration, performance optimization, and reliability at scale.

What You’ll Do

• Design and build full stack applications — Angular/JavaScript/TypeScript frontend, backend services in Java, Ruby, Python, and/or Kotlin
• Design and develop APIs supporting high-volume transaction and user demand
• Work within Backstage for internal developer platform/service catalog needs
• Build and maintain CI/CD pipelines using Jenkins on AWS
• Support dashboarding/reporting using QuickSight and Snowflake, with SQL for data access
• Own application architecture decisions, system integrations, and performance optimization for scale and reliability

What You Bring

• Strong full stack experience: Angular, JavaScript, TypeScript on the frontend
• Proficiency in at least 2-3 of: Java, Ruby, Python, Kotlin on the backend
• Backstage experience a plus
• AWS, Jenkins/CI-CD, SQL
• Exposure to Snowflake and/or QuickSight
• iOS and/or Android experience a plus, not required
• Experience designing systems for scale, reliability, and high transaction volume