AI development in Riyadh requires mastering four dimensions that are unique to the Saudi market. Arabic NLP with Saudi dialect competence: standard Arabic NLP models (AraBERT, CAMeL tools) are trained primarily on MSA text. Saudi conversational Arabic — as used in customer service interactions, social media, and government citizen communications — contains vocabulary, grammatical constructions, and code-switching patterns these models handle poorly. We fine-tune Arabic language models on Saudi-specific corpora: customer service transcripts, social media data from Saudi Twitter (one of the world's highest per-capita Twitter usage rates), and government citizen interaction logs. Our models handle Najdi dialect features, Saudi-specific terminology (government programme names, local business terms), and Arabic-English code-switching common in Saudi professional communication. For document processing, we handle Arabic's right-to-left text direction, Arabic-numeral mixing (SAR amounts in Arabic text), and the various Arabic font rendering challenges that break standard OCR. SDAIA governance alignment: every AI system deployed in Saudi government or handling Saudi citizen data must align with SDAIA's governance frameworks. This means: data classification according to NDMO's National Data Governance Interim Regulations (public, restricted, confidential, top secret), algorithmic impact assessments for systems affecting citizen services, model documentation satisfying SDAIA's AI ethics principles (fairness, transparency, accountability, privacy, security), and data localisation compliance — ensuring Saudi data is processed on infrastructure physically located within the Kingdom (typically on Saudi Cloud Computing Company infrastructure, Oracle Cloud's Jeddah region, or AWS's upcoming Riyadh region). We embed these requirements into our ML pipeline templates so governance documentation is generated automatically alongside model training. Saudisation and knowledge transfer: government AI contracts require meaningful Saudisation — not just a Saudi project manager but actual transfer of AI engineering capability. We structure projects with explicit knowledge transfer workstreams: Saudi engineers embedded in the development team from week one, documentation in Arabic, and a handover plan that enables the client's Saudi team to operate and maintain the AI system independently. This is both a contractual requirement and good engineering practice — systems that the client cannot maintain in-house become expensive dependencies. Infrastructure and deployment: Saudi Arabia's cloud infrastructure is maturing but not yet at parity with US or European regions. We design for hybrid deployment — sensitive workloads on-premise or on Saudi Cloud infrastructure, with less sensitive processing on hyperscaler clouds where Saudi regions are available. For ARAMCO and defence-adjacent projects, air-gapped deployment with no external connectivity is standard.