Principal Software Engineer

TempWorks Software Incorporated; Frisco (TX); On-site; USD 180,000 - 230,000; Full time

Job summary

TempWorks Software Incorporated seeks a Principal Software Engineer to lead AI Platform & Architecture efforts, shaping scalable backend platforms and AI integrations. You will own architectural decisions, drive design across teams, and mentor engineers in a hybrid Frisco, TX environment.

Ideal candidates bring production AI experience, leadership at the principal level, and deep expertise in distributed systems, Python, C#/.NET, AWS, and Microservices.

Qualifications

• Proven expertise in AI platform architecture and scale.
• Strong system design and distributed systems proficiency.
• Hands-on coding in Python and C#/.NET.
• Experience with AWS cloud services and microservices.
• Knowledge of LLMs, AI agents and MCP APIs.
• Experience with FastAPI and enterprise backend platforms.
• Demonstrated technical leadership at Principal level.
• Ability to own architecture end-to-end and drive delivery.
• Prior roles in large-scale software environments.
• Strong collaboration with cross-functional teams.

Skills

AI Platform Architecture

System Design

Distributed Systems

Python

C#/.NET

AWS

LLMs & AI Agents

Microservices & FastAPI

Enterprise-scale backend

Technical leadership

Job description

Job Overview

We have a new Principal Software Engineer – AI Platform & Architecture role. https://thomsonreuters.wd5.myworkdayjobs.com/External_Career_Site/job/United-States-of-America-Eagan-Minnesota/Principal-Software-Engineer---AI-Platform---Architecture_JREQ201853-5

Target Candidates

• Principal / Senior Staff / Staff Software Engineers
• AI Platform Architects
• Software Architects
• Technical Architects

Must‑Have Skills

• AI Platform Architecture
• System Design
• Distributed Systems
• Python
• C#/.NET
• AWS
• LLMs, AI Agents & MCP APIs
• Microservices & FastAPI
• Enterprise-scale backend platforms
• Hands‑on technical leadership

Target Companies

• Microsoft
• Amazon
• Google
• OpenAI
• Anthropic
• NVIDIA
• Databricks
• Snowflake
• Stripe
• Intuit
• ServiceNow
• Uber
• Airbnb
• Atlassian
• Salesforce
• Palantir
• Similar product companies

Hybrid Locations

• Eagan/Minneapolis, MN
• Frisco, TX
• New York City, NY
• Ann Arbor, MI
• Toronto, ON

Please prioritize candidates with strong architecture ownership, production AI experience, and Principal‑level technical leadership.