Senior Full Stack AI Engineer

Job Description

Job Description

Position: Senior Full Stack AI Engineer

Location: Austin, TX - must be local and onsite 4 days per week

Duration: 6 month with potential to extend

Compensation: $85-95/HR

Work schedule: Monday-Thursday (8 AM-5PM CST) onsite; Fridays remote.

Overview

We are seeking a Senior Full Stack AI Engineer to lead the design, development, and deployment of enterprise-scale AI applications. This role will drive architecture decisions, mentor engineering teams, and deliver innovative solutions leveraging Large Language Models (LLMs), cloud platforms, and modern full-stack technologies.

• Design, build, and support AI-powered applications using LLMs, generative AI platforms, and agentic workflows.
• Architect and develop scalable backend services using Python and modern frameworks such as FastAPI, Flask, or Django.
• Build and maintain responsive, user-focused applications using React, Next.js, Angular, or similar front-end technologies.
• Design and govern APIs, microservices, authentication, and authorization solutions.
• Develop intelligent agents, copilots, knowledge management systems, and Retrieval-Augmented Generation (RAG) solutions.
• Integrate AI applications with enterprise systems, databases, APIs, SaaS platforms, and cloud services.
• Establish engineering standards, conduct code reviews, and mentor team members.
• Lead AI model evaluation, optimization, observability, and governance initiatives.
• Ensure compliance with security, privacy, and responsible AI best practices.
• Collaborate with business and technical stakeholders to translate requirements into scalable solutions.

• Bachelor's degree in Computer Science, Mathematics, Statistics, Engineering, or a related field (Master's preferred).
• 8+ years of software engineering experience, including 4+ years developing AI/ML products.
• Proven experience designing and deploying enterprise-scale AI solutions.
• Hands-on experience with cloud platforms such as Azure, AWS, or Google Cloud.
• Experience with AI orchestration frameworks such as LangChain, LangGraph, LlamaIndex, CrewAI, or similar.
• Strong understanding of LLMs, Generative AI, RAG architectures, prompt engineering, and AI agents.
• Experience with relational, NoSQL, and vector databases.
• Familiarity with model evaluation, AI governance, observability, and security practices.
• Experience building and consuming RESTful APIs and microservices.

• Expert-level Python development.
• Proficiency with React, Next.js, Angular, JavaScript, TypeScript, HTML, and CSS.
• Strong API and microservices development experience.
• Experience integrating AI models and third-party services into production applications.
• Knowledge of CI/CD pipelines, automated testing, and source control best practices.
• Strong troubleshooting, performance tuning, and problem-solving skills.

• Ability to lead technical initiatives and influence architecture decisions.
• Experience mentoring engineers and promoting development best practices.
• Strong communication skills with the ability to engage both technical and non-technical stakeholders.
• Ability to translate complex business needs into technical solutions and engineering roadmaps.

This is an opportunity to help shape the future of AI-driven products while working across the full technology stack to deliver innovative, scalable solutions.

Addison Group is an Equal Opportunity Employer. Addison Group provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws. Addison Group complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. Reasonable accommodation is available for qualified individuals with disabilities, upon request.