Lead Developer - Python , Gen AI

About the role

If you have what it takes to become part of the Vistra family and would like to start a promising career with a global leader, take a look at the exciting employment opportunities that are currently available and apply online.

Job Summary

As a Lead Developer (Python, GenAI), you will build the solutions that power our data-driven future. You will play a pivotal role within the Enterprise Data & Analytics team, improving our ML and modeling platforms, increasing the speed of data product delivery, and driving innovative business solutions alongside partners outside of Technology.

Operating as a hands-on individual contributor, you will own the design and implementation of a diverse array of Python-based services which integrate LLM capabilities directly into our ecosystem while serving as a champion for Generative AI. This role requires strong independent execution, the ability to collaborate across diverse teams, and a mindset oriented toward enabling and uplifting those around you.

Key Accountabilities * Strategic Partnership

Collaborate with teams outside of Technology to identify and implement novel AI solutions that solve real-world challenges. * AI Integration: Embed Generative AI into workflows for developing enterprise data products and ML platforms to drastically improve efficiency and developer velocity. * Technical Excellence: Design, develop, and maintain high-quality Python applications and services while promoting best practices for testing, documentation, and maintainability. * Mentorship: Provide technical guidance and oversight to junior developers and offshore delivery resources. * Governance & Security: Partner with security, risk, and compliance teams to ensure all solutions meet enterprise standards for governance, privacy, and ethics. * Technology Evaluation: Proactively evaluate emerging technologies in the data and AI space to determine their practical viability and business value.

Education, Experience, & Skill Requirements * 6-9 years of professional software development experience with a strong emphasis on Python. * Strong familiarity in applying Generative AI capabilities, including common patterns such as prompt design, Retrieval-Augmented Generation, embeddings & vector stores, and agentic AI. * Data centric engineering experience building services and tools within a data engineering organization.

A "data-first" Python developer who understands the challenges of enterprise data systems. * Proven experience building and scaling software solutions in cloud environments (AWS preferred). * An enthusiasm for staying current with AI trends and the pragmatic ability to apply them. * Solid background in DevOps workflows, including Infrastructure as Code, containerization (Docker/Kubernetes), and CI/CD pipelines.

Key Metrics * Platform Impact: Success of tools and capabilities that measurably improve Analyst and Data Scientist productivity and speed-to-market. * Solution Delivery: Successful deployment of high-quality GenAI solutions that drive internal efficiency and business value. * Operational Productivity: Demonstrated commitment to improving the team's development lifecycle and automation. * AI Advocacy: Active contribution to the organization's AI maturity through successful adoption and peer education. #LI-ND1 #LI-Hybrid Job Family Information Technology Company Vistra Corporate Services Company Locations Irving, Texas Texas We are a company of people committed to: Exceeding Customer Expectations, Great People, Teamwork, Competitive Spirit and Effective Communication.

• If this describes you, then apply today!
• If you currently work for Vistra or its subsidiaries, please apply via the internal career site.
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