Senior Platform Engineer: Architecture & Data

Sixth Street group; Austin (TX); On-site; USD 170,000 - 250,000; Full time

Job summary

Sixth Street seeks a senior software architect to guide platform engineering across Austin or Dallas. This hands-on role shapes golden paths, defines shared libraries, and partners with data and analytics teams to enable scalable solutions.

The candidate will mentor engineers, participate in design reviews, and translate complex decisions into practical, revenue-driven outcomes while staying current with new technologies.

Qualifications

• 15+ years of professional software development experience.
• Degree in Computer Science or STEM field preferred.
• Curiosity and hunger to keep learning.
• Excellent programming skills in more than one major programming language (Python/Java preferred).
• Experience designing RESTful APIs and working with relational and NoSQL stores.
• Comfortable in a Unix shell and fast-paced, high-growth environments.

Responsibilities

• Design partnerships with development teams on complex architectural decisions.
• Advocate Golden Paths and influence platform adoption and standards.
• Bridge product teams and Platform Engineering to create shared capabilities.
• Mentor teams on architectural principles and trade-offs; guide senior engineers.
• Perform hands-on due diligence and participate in design reviews.
• Lead design reviews, prototyping, and critical investigations balancing quality and business outcomes.
• Identify recurring patterns and steer them into shared libraries or capabilities.
• Stay current on technologies and evaluate new tools for value across teams.
• Collaborate across engineering, data, analytics, and infrastructure requirements.

Skills

Python

Java

React

AWS

Apache Airflow

Kafka

CDK

Terraform

Education

Degree in Computer Science or STEM

Job description

Sixth Street seeks a senior software architect to guide platform engineering across Austin or Dallas. This hands-on role shapes golden paths, defines shared libraries, and partners with data and analytics teams to enable scalable solutions.

The candidate will mentor engineers, participate in design reviews, and translate complex decisions into practical, revenue-driven outcomes while staying current with new technologies.