Internet Brands · 11 hours ago
Senior Full Stack AI Engineer
El Segundo, CA
Full-time
Onsite
Senior Level
$100K/yr - $130K/yr
6+ years expInternet Brands is a fully integrated online media and software services company focused on high-value vertical categories. They are seeking a Senior Full Stack AI Engineer to build agentic AI systems, design workflows, and mentor team members on AI advancements.
B2BB2CE-CommerceInternetWeb Development
Hiring Manager
Nicholas Moretine
Responsibilities
Architect and build AI-powered tools using LLMs (e.g., OpenAI, Claude, Mistral, etc.) using best practices in prompt engineering and context engineering
Integrate and customize AI agents using frameworks like LangChain, Google ADK, Claude Agent SDK or custom solutions
Utilize observability and evaluation tools, such as Langfuse
Collaborate with product and research teams to translate requirements into prompt workflows and agent behaviors
Design and implement scalable systems and infrastructure to support AI agents and workflows, using suitable tools and technologies
Design advanced, multi-agent workflows that incorporate memory, dynamic context injection, and multi-step reasoning
Experiment with and optimize agentic architectures for real-world tasks (retrieval, generation, summarization, etc.)
Collaborate with UI/UX or front-end teams to integrate AI-powered features into user-facing applications as needed
Willingness and ability to quickly learn and adapt to new technologies, frameworks, and tools as needed. Open to working across the stack to support the development of AI-powered solutions. Comfortable stepping beyond core skill sets to contribute wherever needed in the AI application lifecycle
Write unit and integration tests to ensure reliability
Participate in code reviews, CI/CD pipelines, and deploy models/services using best practices
Upskill peers in GenAI, prompt engineering, and best practices
Contribute to knowledge-sharing and architectural reviews across teams
Stay updated with evolving AI ecosystems, tools, and research
Qualification
Required
Strong programming fundamentals (OOP, security, performance)
Experience building scalable and modular systems using modern frameworks and tools
Proficiency with LLMs, OpenAI/Anthropic APIs, LangChain or similar
6+ years of experience in full stack development
Strong experience with API design and service-oriented architectures
Backend development in one or more modern languages (e.g., Python, Java, PHP, TypeScript or similar)
Distributed systems and cloud-based infrastructure
SQL and relational databases
Proven ability to design systems with performance, reliability, and scalability in mind
1+ years of experience working with GenAI and LLMs
1+ years of experience in prompt engineering and AI agent architectures
Familiarity with agent frameworks like LangChain, Google ADK, and Claude Agent SDK
Experience with Agentic IDEs such as Cline, Cursor, and Replit
Strong understanding of the Cursor Rule (intent → context → action), a principle for structuring agent behavior, and real-world experience applying it in workflows
Solid understanding of how to construct and pass dynamic context to LLMs, including techniques like session memory and prompt templating
Experience adapting or customizing LLMs is a plus
Experience with Git, CI/CD workflows, and test automation
Excellent communication and collaboration skills
Self-driven and eager to mentor and share knowledge
Preferred
Familiarity with vector databases and graph databases is a plus
Benefits
Health insurance options such as medical, dental, and vision coverage
Flexible spending accounts (FSA) for medical and dependent care
Short-term and long-term disability insurance
Life and AD&D insurance
401(k) retirement savings plan with a company match
Paid time off (PTO)
Paid holidays
Commuter benefits
Access to our Employee Assistance Program (EAP)
Well-being coaching services
Voluntary benefits such as home, auto and pet insurance
Discounted legal and financial services
Company
Internet Brands
Internet Brands is an internet media company that operates online media, community, and e-commerce sites in vertical markets.
5001-10000 employees
H1B Sponsorship
Internet Brands has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (20)
2024 (45)
2023 (4)
2022 (3)
2021 (47)
2020 (17)
Funding
Current Stage
Public CompanyTotal Funding
$286.73MKey Investors
Impact Venture Partners
2014-07-08Post Ipo Equity· $6.73M
2014-06-03Acquired
2007-11-16IPO
Leadership Team
Robert Brisco
CEO
J
Joseph Rosenblum
CTO
Recent News
2025-10-16
Company data provided by crunchbase