Defines algorithmic standards for AI product team: model training algorithm selection criteria, inference optimization strategies, search/ranking algorithm evaluation frameworks. Conducts reviews of ML pipeline algorithmic efficiency.
Roles · AI Product Engineer · Lead
What a Lead } should know
38 core skills, 53 in total. Expectations per skill, and what changes at the next level.
This page lists what a Lead } is expected to know and do, skill by skill. Core skills are the ones a manager and peers assess in a review cycle; the rest count only in self-assessment. Main areas: Programming Fundamentals, Backend Development, Database Management.
Core skills for a Lead
Grouped by area. The label on the right is the expected depth: Awareness, Working, Advanced or Expert.
Programming Fundamentals · 6
Defines async programming standards for AI product team: async ML pipeline architecture guidelines, concurrency patterns for model serving, non-blocking inference design reviews. Establishes best practices for async patterns in production ML systems.
Defines code quality standards for AI product team: ML code review practices, experiment-to-production handoff criteria, model code documentation requirements. Conducts architectural reviews of ML pipeline designs. Establishes quality gates for model serving code.
Defines data structure standards for AI product team: feature store schema design, model input/output format conventions, training data pipeline structures. Conducts reviews of ML data architecture decisions. Establishes team guidelines for efficient data handling in ML systems.
Defines design pattern standards for AI product teams: establishes architectural review practices for ML system patterns, creates guidelines for pattern application in AI/ML codebases, conducts training on patterns for extensible ML architectures.
Defines OOP/SOLID standards for AI product team: ML pipeline abstraction layer guidelines, model serving interface contracts, experiment code architecture patterns. Conducts reviews of class hierarchy decisions balancing research flexibility with production maintainability.
Backend Development · 4
Defines architectural decisions for Node.js Frameworks at the product level. Establishes standards. Conducts design reviews and defines technical roadmap.
Defines API architecture for AI product platforms using Django and FastAPI. Establishes standards for model serving endpoints, versioning, and authentication. Conducts design reviews of inference service layers and defines the technical roadmap for ML API infrastructure.
Defines Redis caching strategy for AI product platforms — establishes standards for feature caching, inference result TTLs, and cache invalidation on model updates. Conducts design reviews of ML caching architectures and defines technical roadmap for real-time feature serving infrastructure.
Defines task queue strategy for AI products: selects between Celery, SQS, and cloud-native solutions based on scale requirements. Establishes patterns for idempotent task execution, monitoring, and autoscaling workers by queue depth.
Database Management · 1
Defines PostgreSQL data strategy for AI products: establishes standards for ML data storage and pgvector usage, designs database architecture for feature stores and model registries, drives adoption of PostgreSQL best practices for AI/ML data infrastructure.
API & Integration · 4
Defines API documentation strategy for AI product platform services across ML engineering teams. Establishes design standards for model serving API documentation including experiment metadata and inference contract specifications. Coordinates cross-team API documentation reviews ensuring consistency across AI product integrations.
Defines GraphQL API strategy for AI product platforms spanning model serving and MLOps tooling. Establishes schema design standards for ML data types, experiment metadata, and inference result structures. Conducts API design reviews ensuring consistency across AI product teams and coordinates federated schema governance.
Defines API strategy for AI products at product level: ML serving API standards, model versioning and lifecycle governance, inference API performance requirements. Conducts API architecture reviews for ML platform services and establishes developer experience standards.
Defines WebSocket API strategy for AI product platform. Establishes streaming protocol standards, connection management policies, and performance requirements for real-time AI features. Conducts architecture reviews for WebSocket-based AI communication. Drives adoption of efficient streaming patterns across AI product teams.
Cloud & Infrastructure · 3
Defines AWS infrastructure strategy for AI product portfolios spanning training, serving, and MLOps workloads. Establishes IaC standards for SageMaker deployments and ML pipeline automation. Conducts architecture reviews optimizing ML workload cost-performance and drives FinOps for GPU compute spending.
Defines Docker infrastructure strategy for AI products: GPU container platform standards, ML model container lifecycle governance, container registry and versioning policies. Conducts architecture reviews for containerized ML serving and optimizes FinOps for GPU workloads.
Defines infrastructure strategy with Serverless Functions. Establishes IaC standards. Conducts architecture reviews. Optimizes FinOps.
DevOps & CI/CD · 1
Defines feature flag strategy for AI product portfolio enabling safe experimentation at scale. Establishes standards for flag-driven A/B testing of ML models with statistical rigor. Coordinates cross-product flag governance and ensures compliance with data privacy regulations in flag targeting.
Testing & QA · 2
Defines integration testing strategy for AI product portfolios spanning multiple model types and serving infrastructures. Establishes quality standards for ML pipeline integration points including data quality gates and model performance thresholds. Implements shift-left testing culture with early validation of training data pipelines and feature store contracts.
Defines testing strategy at product level for AI systems: ML test pyramid standards, model validation testing governance, data quality testing frameworks. Establishes shift-left testing culture balancing research velocity with production reliability for ML pipelines.
Machine Learning & AI · 6
Defines agent framework strategy and architectural standards for AI-powered product development across the organization. Establishes evaluation criteria for framework selection, agent testing methodologies, and production readiness requirements for agent-based features. Drives adoption of agent design patterns and mentors product engineering teams on building reliable, cost-effective agent systems for user-facing applications.
Defines LLM Applications strategy at the team/product level. Establishes standards and best practices. Conducts reviews.
Defines LLM Evaluation strategy at the team/product level. Establishes standards and best practices. Conducts reviews.
Defines model serving strategy for AI product platform. Establishes inference SLA targets, cost management frameworks, and model deployment governance. Conducts architecture reviews for AI serving infrastructure. Drives adoption of efficient model serving patterns across product teams.
Defines RAG Architecture strategy at the team/product level. Establishes standards and best practices. Conducts reviews.
Defines Vector Databases strategy at the team/product level. Establishes standards and best practices. Conducts reviews.
AI-Assisted Development · 9
Defines AI agent development strategy and quality standards for product engineering teams across the organization. Establishes agent safety frameworks, evaluation methodologies, and production deployment guidelines for user-facing agent experiences. Drives architectural decisions on agent infrastructure — choosing between hosted vs self-managed agent runtimes, defining tool ecosystem governance, and establishing cross-product agent capability sharing patterns.
Defines AI Code Review strategy at the team/product level. Establishes standards and best practices. Conducts reviews.
Establishes organizational standards for AI test generation across product lines, aligning testing practices with AI safety and compliance requirements. Coordinates cross-functional efforts to build shared AI testing infrastructure including prompt test libraries, evaluation datasets, and model validation frameworks at scale.
Defines ChatGPT/Claude adoption strategy for AI product engineering teams. Establishes standards for LLM-augmented development workflows, prompt engineering practices, and AI tool evaluation criteria. Conducts reviews of AI-assisted development patterns ensuring responsible and effective usage across the product organization.
Defines Claude Code / Agentic Coding strategy at the team/product level. Establishes standards and best practices. Conducts reviews.
Defines Cursor IDE strategy at the team/product level. Establishes standards and best practices. Conducts reviews.
Defines GitHub Copilot strategy for AI product teams: establishes guidelines for AI-assisted ML code development, designs validation workflows for AI-generated model and pipeline code, drives responsible adoption of Copilot across data science and engineering teams.
Defines Model Context Protocol strategy at the team/product level. Establishes standards and best practices. Conducts reviews.
Defines prompt engineering standards and governance for AI product teams. Establishes prompt review processes, quality gates, and deployment pipelines for production AI features. Creates organizational prompt registries with versioning, access control, and usage analytics. Evaluates emerging techniques (DSPy, LMQL, prompt compilers) for team adoption.
Version Control & Collaboration · 2
Defines code review strategy for AI product team: ML code review standards, model serving code review governance, data pipeline review practices. Establishes review culture balancing research speed with production code quality.
Defines Git strategy for AI product teams: establishes standards for experiment tracking through version control, designs repository architecture for ML monorepos with shared components, drives adoption of Git-based model versioning across data science and engineering teams.
Additional skills
Not assessed by the team, but part of the self-assessment and the development plan.
What changes at Principal
0 skills get a higher expectation or become core when moving from Lead to Principal. The biggest jumps first.
} in the open competency matrix: 53 skills across 5 levels. The matrix is free for individuals and stays free.