Five Below, Inc.

Solutions Architect - AI

Five Below, Inc.
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2 months ago
Philadelphia, PA, USASenior

Responsibilities

  • Define and own enterprise AI architecture, reference architectures, standards, and reusable patterns for retail use cases.
  • Translate business problems across merchandising, supply chain, stores, marketing, and e-commerce into scalable AI solution blueprints.
  • Select, evaluate, integrate, and govern open-source AI, ML, LLM, and agentic frameworks.
  • Architect end-to-end AI solutions covering data ingestion, feature engineering, model training, inference, and system integration.
  • Design AI solutions for search, recommendations, personalization, forecasting, inventory, pricing, markdown optimization, and AI assistants.
  • Define and implement observability for model performance, data drift, prediction quality, system health, GenAI behavior, and production feedback loops.
  • Own AI security threat modeling, secure-by-design standards, privacy controls, red-teaming, adversarial testing, guardrails, and risk management.
  • Establish MLOps, AIOps, GenAI, LLM, RAG, MCP, prompt orchestration, tool-calling, agentic workflow, and governance practices.
  • Mandate, evaluate, and govern enterprise AI productivity tools and train teams in their effective use.
  • Provide hands-on implementation guidance and reference code, pipelines, schemas, and infrastructure patterns.
  • Evaluate AI SaaS solutions, cloud services, managed AI/ML services, and build-versus-buy-versus-open-source options.

Requirements

  • 9+ years of experience in software, data, or AI engineering, including 5+ years in AI/ML architecture roles.
  • Proven experience delivering production AI solutions in retail, e-commerce, supply chain, or consumer-facing industries.
  • Deep hands-on experience with open-source AI/ML tools such as Hugging Face Transformers, LangChain, LlamaIndex, MLflow, Ray, Feast, and Evidently.
  • Strong Python proficiency and experience with PyTorch, TensorFlow, and scikit-learn.
  • Experience with lakehouse, streaming, and batch data architectures and platforms such as Databricks and Snowflake.
  • Demonstrated experience designing AI observability systems, model monitoring, drift detection, and production feedback loops.
  • Working knowledge of AI security threat models, prompt injection, adversarial attacks, and secure LLM deployment.
  • Hands-on experience with AWS, Azure, GCP, and managed AI/ML services such as AWS SageMaker, Azure ML, or Vertex AI.
  • Established daily engineering and architecture use of AI productivity tools such as Copilot, Cursor, Claude, or Glean.
  • Excellent communication skills for explaining complex architectures to technical and business stakeholders.
  • Preferred qualifications include enterprise AI platform or AI Center of Excellence experience, open-source contributions or published architecture patterns, AI red-teaming or risk-assessment experience, familiarity with retail platforms, and cloud or AI certifications.

Benefits

  • Benefits include health coverage and financial and personal wellness support through the Five Below benefits program.
  • Five Below provides reasonable accommodations for individuals with disabilities.
  • The employer states that it is an equal opportunity employer.

Tech Stack

AWSAzureDatabricksGoogle Cloud PlatformHugging Face TransformersMLflowPythonPyTorchscikit-learnSnowflakeTensorFlow
Five Below, Inc.

About Five Below, Inc.

10,000+ employees
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