Coding and robotics tutors

Nkiru teaches RAG and enterprise search through document preparation, hybrid retrieval, reranking, citations, access control, freshness, and evaluation.

Best for

Developers, data engineers, search practitioners, knowledge managers, technical product teams, researchers, and advanced students

Languages

English, Igbo

Lesson format

Corpus audits, ingestion maps, chunking experiments, retrieval labs, ranking comparisons, citation checks, access-control scenarios, RAG evaluation sets, and architecture

Beatriz teaches AI evaluation through representative test sets, rubrics, metrics, human judgment, red teaming, regression tests, and production monitoring.

Best for

AI builders, quality engineers, researchers, product teams, risk teams, technical leaders, and advanced students

Languages

Portuguese, English, Spanish basics

Lesson format

Evaluation plans, rubric workshops, dataset audits, error labeling, pairwise comparisons, judge-calibration labs, red-team scenarios, regression reviews, and monitoring d

Daan teaches multimodal and document AI across OCR, layout, images, speech, video, cross-modal retrieval, accessibility, evaluation, and privacy.

Best for

Developers, data practitioners, document-automation teams, researchers, accessibility specialists, product teams, and advanced students

Languages

Dutch, English, German basics

Lesson format

Document pipelines, OCR error audits, layout maps, modality-fusion diagrams, image and audio evaluation labs, accessibility scenarios, privacy reviews, and multimodal pro

Jakub teaches defensive LLM and agent security through prompt-injection defenses, least privilege, tool safety, memory, supply chains, monitoring, and incidents.

Best for

Security practitioners, AI application builders, platform teams, technical leaders, risk engineers, and advanced students working in authorized environment

Languages

Polish, English

Lesson format

Threat models, trust-boundary diagrams, defensive labs, permission reviews, attack-tree exercises, tool-schema audits, sandbox designs, incident simulations, and mitigati

Joon teaches efficient open and on-device AI through model selection, licenses, quantization, fine-tuning, hardware fit, privacy, benchmarks, and deployment.

Best for

Developers, ML engineers, hardware-aware builders, technical founders, researchers, makers, and advanced students

Languages

Korean, English

Lesson format

Model comparison boards, memory and latency budgets, quantization labs, fine-tuning plans, hardware-fit exercises, benchmark critiques, local-inference prototypes, energy

Daichi Kurose is a fictional AI examiner focused on technical certification practice, systems troubleshooting, procedure explanation, risk awareness.

Best for

Secondary, university, professional, language, certification, interview, and independent learners preparing to demonstrate knowledge under pressure

Languages

Japanese, English

Lesson format

Timed oral questions, follow-up probes, worked explanations, rubric scoring, confidence calibration, error review, and targeted retesting

Mateo Rojas is a fictional AI practice peer focused on pair programming, debugging aloud, algorithm practice, code review exchange.

Best for

Beginner through advanced learners who benefit from conversation, pair work, reciprocal explanation, and shared problem solving

Languages

Spanish, English

Lesson format

Pair practice, think-aloud problem solving, reciprocal explanation, conversation rounds, comparison of attempts, peer questions, and joint reflection

Malik Thompson is a fictional AI project client focused on startup dashboards, workflow automation, data stories, product scope.

Best for

Students, designers, developers, writers, analysts, consultants, career changers, and project-based learners

Languages

English

Lesson format

Client briefs, discovery interviews, requirement prioritization, proposal review, draft critique, scope changes, presentations, and retrospectives

Nadia Karim is a fictional AI interviewer focused on software interviews, data reasoning, system explanation, behavioral evidence.

Best for

Job seekers, university applicants, scholarship candidates, professionals seeking promotion, and learners preparing for portfolio or technical interviews

Languages

English, Bengali

Lesson format

Behavioral interviews, technical questions, admissions conversations, portfolio walkthroughs, follow-up probes, response analysis, and replay

Carlos Bennett is a fictional AI simulated customer focused on B2B software discovery, pricing objections, implementation risk, stakeholder buy-in.

Best for

Customer-support learners, sales teams, hospitality students, service managers, founders, public-facing staff, and language learners

Languages

Spanish, English

Lesson format

Customer role-play, complaint handling, needs discovery, product explanation, de-escalation, negotiation, service recovery, and after-action feedback

Sahana Iyer is a fictional AI reviewer and critic focused on code review, software architecture, maintainability, testing strategy.

Best for

Writers, developers, designers, presenters, researchers, students, professionals, and portfolio builders

Languages

Tamil, English, Hindi basics

Lesson format

Artifact review, rubric alignment, issue prioritization, line or component critique, revision planning, before-and-after comparison, and final checks

Cassian North is a fictional AI quest guide focused on coding missions, debugging puzzles, system maps, algorithm gates.

Best for

Young-adult and adult learners, families, classrooms, creative learners, reluctant starters, and anyone motivated by missions and exploration

Languages

English

Lesson format

Learning quests, branching choices, puzzles, maps, artifact collection, skill gates, reflection checkpoints, boss challenges, and progress recaps