03 · Skills matrix
Three layers, rising expectations.
Job descriptions from OpenAI, Anthropic, Databricks, Salesforce and ServiceNow in 2026 converge on the same stack. Use the matrix to locate yourself.
Capability
Entry FDE
Mid FDE
Senior / lead FDE
Engineering foundationPython or TypeScript, APIs, SQL, cloud
Ships clean, tested services; comfortable in one cloud and one database
Designs integrations across systems; owns CI/CD, observability and cost
Sets architecture for multi-team, multi-system deployments; reviews others' code
AI engineeringLLMs, RAG, agents, MCP
Builds a RAG pipeline and a tool-using agent with an SDK; understands context and cost
Designs multi-agent systems, MCP servers and memory; tunes retrieval and prompts from eval data
Chooses build-vs-buy across model providers and platforms; designs for governance and scale
Evaluation & safetyEvals, guardrails, red-teaming
Writes golden datasets and runs eval suites; applies standard guardrails
Designs LLM-as-judge and trajectory evals; red-teams and remediates
Owns the AI risk register with security and legal; maps to EU AI Act / NIST AI RMF
Platform depthSalesforce, ServiceNow, Databricks…
Certified on one platform's core and its agent studio
Designs data, identity and agent architecture on the platform; knows its limits
Advises on platform roadmap fit; escalates product gaps with evidence
Customer & discoveryWorkshops, stakeholders, value
Runs structured interviews; documents processes and requirements
Facilitates executive workshops; negotiates scope; writes the value case
Owns the account relationship; expands from pilot to programme
Adoption & operationsChange, runbooks, support
Trains users; writes runbooks; monitors the pilot
Designs the champion network and adoption metrics; runs incident response
Builds the customer's own AI capability so the engagement ends well