Lead Developer, Technology Services

Vistra Corp; Irving (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

Vistra Corporate Services Company in Irving, Texas seeks a Lead Developer to support multiple platforms, drive data integration, and deliver high quality data-driven solutions. You will shape technical designs, foster collaboration with business and technology users, and push for continuous improvement across data security, governance, and performance.

You will mentor peers, participate in agile ceremonies, and help advance AI-driven capabilities, including LLMs, embeddings, and prompt tooling.

Qualifications

• 10-12 years professional experience in a technology or business field.
• Professional certifications a plus (e.g., ITIL, CSM, AWS).
• Proven experience analyzing code for non-standard practices, errors, and security vulnerabilities and presenting remediation plans.
• Experience driving maintenance, technical designs, and development of front-end and/or back-end systems.
• Demonstrated ability to be trustworthy and dependable.

Responsibilities

• Drive maintenance of systems and development/deployment of front-end and/or back-end solutions.
• Lead daily operational activities and measure process quality and compliance.
• Identify and implement automation to support ITIL-aligned processes.
• Engage business users to define data needs and KPIs, enabling service levels.
• Develop data architecture improvements and new data management processes.
• Promote data availability, quality and performance through policies and standards.

Skills

TypeScript

Next.js

Node.js

Python

Prompt engineering

LLMs

Agent architectures

RAG

Tools

GitHub Copilot

Azure DevOps

Snowflake

Job description

Job Summary

The Lead Developer will be responsible for supporting multiple platforms and utilizing a broad range of software development approaches to ensure the timeliness, quality, and accuracy of the data and platforms. The role is expected to develop and utilize relationships with business and technology users to learn the business processes the applications support. They will also play a pivotal role in delivering data needs, identifying and driving documentation and process improvements, performing support activities for Technology Services, and engaging technology and business users for ideas to improve the user experience.

Job Description

• Drive the maintenance of systems, creation of technical designs, development and deployment of front-end and/or back-end systems, integration of the data warehouse with enterprise applications, and/or implementation of user access controls and data security measures, where appropriate.
• Lead daily operational activities and measure process quality and compliance.
• Identify, evaluate, and implement automation and continuous improvement ideas supporting ITIL-aligned processes to address technical debt.
• Manage the creation and implementation of solutions or enhancements to improve overall Vistra data architecture; conduct research and make recommendations on new data management processes and innovations.
• Engage business users, process owners, architecture, and application teams to define and understand data needs to achieve key performance indicators and service level agreements that benefit Vistra and its objectives.
• Drive creation of policies, standards, guidelines and procedures that mitigate risk and optimize performance in order to ensure data is available, responsive, and achieving business outcomes and objectives.
• Approach development with a test-driven mindset, utilizing well structured unit tests.
• Analyze code for non-standard practices, errors, and security vulnerabilities and present detailed plans to improve and transform the code to optimize performance and ease of use.
• Manage cross-team initiatives related to the platforms supported by the team.
• Apply the value drivers for Vistra to deliver innovative value creation ideas.
• Identify opportunities to increase the adoption and communication of TS processes through training and engagement.
• Participate in agile ceremonies.
• Provide domain guidance to less experienced team members.
• Apply understanding of financial principles impacting the applications supported by the team and contribute to the business case development for new ideas.

Education, Experience, & Skill Requirements

• 10-12 years professional experience in a technology or business field
• Professional certifications a plus (e.g., ITIL, CSM, AWS)
• Proven experience analyzing code for non-standardpractices,errors,and security vulnerabilities and presenting detailed remediationplans.
• Experience managing and delivering departmental initiatives related to theplatforms supported by the team.
• Experience driving the maintenance of systems, creation of technical designs, and development and deploymentof front-end and/or back-end systems.
• Demonstrated ability to be trustworthy and dependable
• Ability to learn quickly, be self motivated to improve knowledge and tackle new challenges
• Superior organizational skills, communication skills, and attention to detail required
• Skilled at creating executive-level communications and presenting to and interacting with leaders
• Must demonstrate an energetic, hands-on, enthusiastic, results-oriented approach as a team player, capable of adding significant value to the existing team.
• Must be comfortable sharing ideas and finding innovative ways to resolve challenges.
• Proven ability to build support among peers and create relationships with peers and stakeholders.

Key Metrics

• System availability
• Process compliance
• Data availability
• Data quality
• Agile delivery proficiency
• Ticket volumes and trending

• Deep understanding of LLMs, context windows, prompt engineering, RAG, embeddings, and vector search.
• Hands-on experience with agent architectures, MCP, function calling, and tool-use patterns.
• Strong TypeScript, Next.js, Node.js, and Python for production engineering.
• Experience with GitHub Copilot, Agent Mode, custom instructions, and prompt files.
• Working knowledge of enterprise CMS, CDP, MarTech, Snowflake, and Azure DevOps.
• Understanding of AI governance, PII handling, output validation, and prompt injection mitigation.

Experience gained through a college degree program and/or business certifications may apply to the skills above

Job Family

Information Technology

Company

Vistra Corporate Services Company

Locations

Irving, Texas

Texas

It is the policy of the Company to comply with all employment laws and to afford equal employment opportunity to individuals in all aspects of employment, including in selection for job opportunities, without regard to race, color, religion, sex, sexual orientation, gender identity, pregnancy, national origin, age, disability, genetic information, military service, protected veteran status, or any other consideration protected by federal, state or local laws.