Tutorials
Short lessons across the Delta stack — read, absorb, then practice in challenges.
◆
Delta Mindset
What aligning to a mission really is
Skill→Aligning to a missionWhat caring about the craft really is
Skill→Caring about the craftWhat having a bias to action really is
Skill→Having a bias to actionWhat being resourceful and scrappy really is
Skill→Being resourceful and scrappyWhat operating like a founder really is
Skill→Operating like a founderWhat keeping a low ego really is
Skill→Keeping a low egoWhat learning fast really is
Skill→Learning fastWhat making decisions with incomplete info really is
Skill→Making decisions with incomplete infoWhat taking end-to-end ownership really is
Skill→Taking end-to-end ownershipWhat staying curious really is
Skill→Staying curiousWhat staying calm under pressure really is
Skill→Staying calm under pressureWhat building a culture of innovation really is
Skill→Building a culture of innovationWhat working through ambiguity really is
Skill→Working through ambiguityAligning to a mission, step by step
Skill→Aligning to a missionBeing resourceful and scrappy, step by step
Skill→Being resourceful and scrappyBuilding a culture of innovation, step by step
Skill→Building a culture of innovationCaring about the craft, step by step
Skill→Caring about the craftHaving a bias to action, step by step
Skill→Having a bias to actionKeeping a low ego, step by step
Skill→Keeping a low egoLearning fast, step by step
Skill→Learning fastMaking decisions with incomplete info, step by step
Skill→Making decisions with incomplete infoOperating like a founder, step by step
Skill→Operating like a founderStaying calm under pressure, step by step
Skill→Staying calm under pressureStaying curious, step by step
Skill→Staying curiousTaking end-to-end ownership, step by step
Skill→Taking end-to-end ownershipWorking through ambiguity, step by step
Skill→Working through ambiguityApplying working through ambiguity on the job
Skill→Working through ambiguityApplying building a culture of innovation on the job
Skill→Building a culture of innovationApplying aligning to a mission on the job
Skill→Aligning to a missionApplying staying calm under pressure on the job
Skill→Staying calm under pressureApplying staying curious on the job
Skill→Staying curiousApplying being resourceful and scrappy on the job
Skill→Being resourceful and scrappyApplying taking end-to-end ownership on the job
Skill→Taking end-to-end ownershipApplying making decisions with incomplete info on the job
Skill→Making decisions with incomplete infoApplying learning fast on the job
Skill→Learning fastApplying keeping a low ego on the job
Skill→Keeping a low egoApplying operating like a founder on the job
Skill→Operating like a founderApplying caring about the craft on the job
Skill→Caring about the craftApplying having a bias to action on the job
Skill→Having a bias to action
Technical Excellence
What fine-tuning a model really is
Skill→Fine-tuning a modelWhat using ML / data-science tooling really is
Skill→Using ML / data-science toolingWhat optimizing latency and cost really is
Skill→Optimizing latency and costWhat writing clean, readable code really is
Skill→Writing clean, readable codeWhat writing meaningful tests really is
Skill→Writing meaningful testsWhat coding in a second language really is
Skill→Coding in a second languageWhat coding in Python really is
Skill→Coding in PythonWhat staying current on the AI stack really is
Skill→Staying current on the AI stackWhat debugging to root cause really is
Skill→Debugging to root causeWhat wrangling data at scale really is
Skill→Wrangling data at scaleWhat deploying to the cloud really is
Skill→Deploying to the cloudWhat building a RAG pipeline really is
Skill→Building a RAG pipelineWhat designing a scalable system really is
Skill→Designing a scalable systemWhat writing effective prompts really is
Skill→Writing effective promptsWhat designing and building APIs really is
Skill→Designing and building APIsWhat setting up MCP servers and tools really is
Skill→Setting up MCP servers and toolsWhat designing evals really is
Skill→Designing evalsWhat building across the full stack really is
Skill→Building across the full stackWhat working in a real codebase really is
Skill→Working in a real codebaseWhat building an AI agent really is
Skill→Building an AI agentWhat securing an application really is
Skill→Securing an applicationWhat building front-end interfaces really is
Skill→Building front-end interfacesUsing ML / data-science tooling, step by step
Skill→Using ML / data-science toolingBuilding a RAG pipeline, step by step
Skill→Building a RAG pipelineBuilding across the full stack, step by step
Skill→Building across the full stackBuilding an AI agent, step by step
Skill→Building an AI agentBuilding front-end interfaces, step by step
Skill→Building front-end interfacesCoding in a second language, step by step
Skill→Coding in a second languageCoding in Python, step by step
Skill→Coding in PythonDebugging to root cause, step by step
Skill→Debugging to root causeDeploying to the cloud, step by step
Skill→Deploying to the cloudDesigning a scalable system, step by step
Skill→Designing a scalable systemDesigning and building APIs, step by step
Skill→Designing and building APIsDesigning evals, step by step
Skill→Designing evalsFine-tuning a model, step by step
Skill→Fine-tuning a modelOptimizing latency and cost, step by step
Skill→Optimizing latency and costSecuring an application, step by step
Skill→Securing an applicationSetting up MCP servers and tools, step by step
Skill→Setting up MCP servers and toolsStaying current on the AI stack, step by step
Skill→Staying current on the AI stackWorking in a real codebase, step by step
Skill→Working in a real codebaseWrangling data at scale, step by step
Skill→Wrangling data at scaleWriting clean, readable code, step by step
Skill→Writing clean, readable codeWriting effective prompts, step by step
Skill→Writing effective promptsWriting meaningful tests, step by step
Skill→Writing meaningful testsApplying building across the full stack on the job
Skill→Building across the full stackApplying working in a real codebase on the job
Skill→Working in a real codebaseApplying securing an application on the job
Skill→Securing an applicationApplying building a RAG pipeline on the job
Skill→Building a RAG pipelineApplying designing evals on the job
Skill→Designing evalsApplying designing and building APIs on the job
Skill→Designing and building APIsApplying setting up MCP servers and tools on the job
Skill→Setting up MCP servers and toolsApplying designing a scalable system on the job
Skill→Designing a scalable systemApplying writing effective prompts on the job
Skill→Writing effective promptsApplying deploying to the cloud on the job
Skill→Deploying to the cloudApplying wrangling data at scale on the job
Skill→Wrangling data at scaleApplying debugging to root cause on the job
Skill→Debugging to root causeApplying coding in Python on the job
Skill→Coding in PythonApplying staying current on the AI stack on the job
Skill→Staying current on the AI stackApplying coding in a second language on the job
Skill→Coding in a second languageApplying writing meaningful tests on the job
Skill→Writing meaningful testsApplying writing clean, readable code on the job
Skill→Writing clean, readable codeApplying optimizing latency and cost on the job
Skill→Optimizing latency and costApplying using ML / data-science tooling on the job
Skill→Using ML / data-science toolingApplying fine-tuning a model on the job
Skill→Fine-tuning a modelApplying building front-end interfaces on the job
Skill→Building front-end interfacesApplying building an AI agent on the job
Skill→Building an AI agent
Delivery Ownership
What removing blockers early really is
Skill→Removing blockers earlyWhat pioneering a repeatable pattern really is
Skill→Pioneering a repeatable patternWhat owning a project to production really is
Skill→Owning a project to productionWhat troubleshooting in production really is
Skill→Troubleshooting in productionWhat managing a project to a deadline really is
Skill→Managing a project to a deadlineWhat making scope/speed/quality tradeoffs really is
Skill→Making scope/speed/quality tradeoffsWhat codifying a reusable playbook really is
Skill→Codifying a reusable playbookWhat shipping a feature end-to-end really is
Skill→Shipping a feature end-to-endWhat setting up CI/CD automation really is
Skill→Setting up CI/CD automationWhat sequencing the work really is
Skill→Sequencing the workWhat writing runbooks really is
Skill→Writing runbooksWhat scoping the smallest valuable version really is
Skill→Scoping the smallest valuable versionWhat driving adoption of what you ship really is
Skill→Driving adoption of what you shipCodifying a reusable playbook, step by step
Skill→Codifying a reusable playbookDriving adoption of what you ship, step by step
Skill→Driving adoption of what you shipMaking scope/speed/quality tradeoffs, step by step
Skill→Making scope/speed/quality tradeoffsManaging a project to a deadline, step by step
Skill→Managing a project to a deadlineOwning a project to production, step by step
Skill→Owning a project to productionPioneering a repeatable pattern, step by step
Skill→Pioneering a repeatable patternRemoving blockers early, step by step
Skill→Removing blockers earlyScoping the smallest valuable version, step by step
Skill→Scoping the smallest valuable versionSequencing the work, step by step
Skill→Sequencing the workSetting up CI/CD automation, step by step
Skill→Setting up CI/CD automationShipping a feature end-to-end, step by step
Skill→Shipping a feature end-to-endTroubleshooting in production, step by step
Skill→Troubleshooting in productionWriting runbooks, step by step
Skill→Writing runbooksApplying driving adoption of what you ship on the job
Skill→Driving adoption of what you shipApplying scoping the smallest valuable version on the job
Skill→Scoping the smallest valuable versionApplying sequencing the work on the job
Skill→Sequencing the workApplying writing runbooks on the job
Skill→Writing runbooksApplying setting up CI/CD automation on the job
Skill→Setting up CI/CD automationApplying shipping a feature end-to-end on the job
Skill→Shipping a feature end-to-endApplying codifying a reusable playbook on the job
Skill→Codifying a reusable playbookApplying making scope/speed/quality tradeoffs on the job
Skill→Making scope/speed/quality tradeoffsApplying managing a project to a deadline on the job
Skill→Managing a project to a deadlineApplying troubleshooting in production on the job
Skill→Troubleshooting in productionApplying owning a project to production on the job
Skill→Owning a project to productionApplying pioneering a repeatable pattern on the job
Skill→Pioneering a repeatable patternApplying removing blockers early on the job
Skill→Removing blockers early
Technical Communication
What writing concisely really is
Skill→Writing conciselyWhat explaining a complex concept simply really is
Skill→Explaining a complex concept simplyWhat visualizing data for a point really is
Skill→Visualizing data for a pointWhat explaining a technical tradeoff really is
Skill→Explaining a technical tradeoffWhat reading and adapting to the audience really is
Skill→Reading and adapting to the audienceWhat giving a live demo really is
Skill→Giving a live demoWhat presenting to a room really is
Skill→Presenting to a roomWhat writing clear documentation really is
Skill→Writing clear documentationWhat landing the point really is
Skill→Landing the pointWhat translating tech into business terms really is
Skill→Translating tech into business termsWhat telling a product story really is
Skill→Telling a product storyWhat teaching and mentoring really is
Skill→Teaching and mentoringWhat crafting an analogy really is
Skill→Crafting an analogyWhat writing a clear async update really is
Skill→Writing a clear async updateWhat writing thought leadership really is
Skill→Writing thought leadershipWhat diagramming architecture for stakeholders really is
Skill→Diagramming architecture for stakeholdersCrafting an analogy, step by step
Skill→Crafting an analogyDiagramming architecture for stakeholders, step by step
Skill→Diagramming architecture for stakeholdersExplaining a complex concept simply, step by step
Skill→Explaining a complex concept simplyExplaining a technical tradeoff, step by step
Skill→Explaining a technical tradeoffGiving a live demo, step by step
Skill→Giving a live demoLanding the point, step by step
Skill→Landing the pointPresenting to a room, step by step
Skill→Presenting to a roomReading and adapting to the audience, step by step
Skill→Reading and adapting to the audienceTeaching and mentoring, step by step
Skill→Teaching and mentoringTelling a product story, step by step
Skill→Telling a product storyTranslating tech into business terms, step by step
Skill→Translating tech into business termsVisualizing data for a point, step by step
Skill→Visualizing data for a pointWriting a clear async update, step by step
Skill→Writing a clear async updateWriting clear documentation, step by step
Skill→Writing clear documentationWriting concisely, step by step
Skill→Writing conciselyWriting thought leadership, step by step
Skill→Writing thought leadershipApplying writing concisely on the job
Skill→Writing conciselyApplying diagramming architecture for stakeholders on the job
Skill→Diagramming architecture for stakeholdersApplying writing a clear async update on the job
Skill→Writing a clear async updateApplying crafting an analogy on the job
Skill→Crafting an analogyApplying teaching and mentoring on the job
Skill→Teaching and mentoringApplying telling a product story on the job
Skill→Telling a product storyApplying landing the point on the job
Skill→Landing the pointApplying translating tech into business terms on the job
Skill→Translating tech into business termsApplying writing clear documentation on the job
Skill→Writing clear documentationApplying giving a live demo on the job
Skill→Giving a live demoApplying presenting to a room on the job
Skill→Presenting to a roomApplying writing thought leadership on the job
Skill→Writing thought leadershipApplying reading and adapting to the audience on the job
Skill→Reading and adapting to the audienceApplying explaining a technical tradeoff on the job
Skill→Explaining a technical tradeoffApplying visualizing data for a point on the job
Skill→Visualizing data for a pointApplying explaining a complex concept simply on the job
Skill→Explaining a complex concept simply
Product Design
What forming a testable hypothesis really is
Skill→Forming a testable hypothesisWhat prototyping an idea quickly really is
Skill→Prototyping an idea quicklyWhat prioritizing what to build really is
Skill→Prioritizing what to buildWhat updating beliefs with evidence really is
Skill→Updating beliefs with evidenceWhat identifying the real user (the hero) really is
Skill→Identifying the real user (the hero)What measuring product impact really is
Skill→Measuring product impactWhat challenging the brief really is
Skill→Challenging the briefWhat mapping a customer journey really is
Skill→Mapping a customer journeyWhat choosing a North Star metric really is
Skill→Choosing a North Star metricWhat building 0-to-1 from scratch really is
Skill→Building 0-to-1 from scratchWhat writing a Job-To-Be-Done statement really is
Skill→Writing a Job-To-Be-Done statementWhat connecting a diagnosis to a product idea really is
Skill→Connecting a diagnosis to a product ideaWhat creating new value really is
Skill→Creating new valueWhat spotting unsolved problems really is
Skill→Spotting unsolved problemsWhat defining the outcome to aim for really is
Skill→Defining the outcome to aim forWhat shaping strategy with the customer really is
Skill→Shaping strategy with the customerWhat designing for edge cases really is
Skill→Designing for edge casesWhat designing for value, not features really is
Skill→Designing for value, not featuresWhat doing deep opportunity discovery really is
Skill→Doing deep opportunity discoveryWhat doing user research really is
Skill→Doing user researchWhat running an experiment really is
Skill→Running an experimentBuilding 0-to-1 from scratch, step by step
Skill→Building 0-to-1 from scratchChallenging the brief, step by step
Skill→Challenging the briefChoosing a North Star metric, step by step
Skill→Choosing a North Star metricConnecting a diagnosis to a product idea, step by step
Skill→Connecting a diagnosis to a product ideaCreating new value, step by step
Skill→Creating new valueDefining the outcome to aim for, step by step
Skill→Defining the outcome to aim forDesigning for edge cases, step by step
Skill→Designing for edge casesDesigning for value, not features, step by step
Skill→Designing for value, not featuresDoing deep opportunity discovery, step by step
Skill→Doing deep opportunity discoveryDoing user research, step by step
Skill→Doing user researchForming a testable hypothesis, step by step
Skill→Forming a testable hypothesisIdentifying the real user (the hero), step by step
Skill→Identifying the real user (the hero)Mapping a customer journey, step by step
Skill→Mapping a customer journeyMeasuring product impact, step by step
Skill→Measuring product impactPrioritizing what to build, step by step
Skill→Prioritizing what to buildPrototyping an idea quickly, step by step
Skill→Prototyping an idea quicklyRunning an experiment, step by step
Skill→Running an experimentShaping strategy with the customer, step by step
Skill→Shaping strategy with the customerSpotting unsolved problems, step by step
Skill→Spotting unsolved problemsUpdating beliefs with evidence, step by step
Skill→Updating beliefs with evidenceWriting a Job-To-Be-Done statement, step by step
Skill→Writing a Job-To-Be-Done statementApplying doing user research on the job
Skill→Doing user researchApplying doing deep opportunity discovery on the job
Skill→Doing deep opportunity discoveryApplying designing for value, not features on the job
Skill→Designing for value, not featuresApplying designing for edge cases on the job
Skill→Designing for edge casesApplying shaping strategy with the customer on the job
Skill→Shaping strategy with the customerApplying defining the outcome to aim for on the job
Skill→Defining the outcome to aim forApplying creating new value on the job
Skill→Creating new valueApplying spotting unsolved problems on the job
Skill→Spotting unsolved problemsApplying building 0-to-1 from scratch on the job
Skill→Building 0-to-1 from scratchApplying connecting a diagnosis to a product idea on the job
Skill→Connecting a diagnosis to a product ideaApplying writing a Job-To-Be-Done statement on the job
Skill→Writing a Job-To-Be-Done statementApplying choosing a North Star metric on the job
Skill→Choosing a North Star metricApplying running an experiment on the job
Skill→Running an experimentApplying challenging the brief on the job
Skill→Challenging the briefApplying mapping a customer journey on the job
Skill→Mapping a customer journeyApplying measuring product impact on the job
Skill→Measuring product impactApplying identifying the real user (the hero) on the job
Skill→Identifying the real user (the hero)Applying updating beliefs with evidence on the job
Skill→Updating beliefs with evidenceApplying prioritizing what to build on the job
Skill→Prioritizing what to buildApplying forming a testable hypothesis on the job
Skill→Forming a testable hypothesisApplying prototyping an idea quickly on the job
Skill→Prototyping an idea quickly
Customer Relationships
What running a Mom Test conversation really is
Skill→Running a Mom Test conversationWhat earning trust as an advisor really is
Skill→Earning trust as an advisorWhat running a discovery session really is
Skill→Running a discovery sessionWhat building rapport quickly really is
Skill→Building rapport quicklyWhat asking open-ended questions really is
Skill→Asking open-ended questionsWhat acting as a partner, not a vendor really is
Skill→Acting as a partner, not a vendorWhat gathering requirements really is
Skill→Gathering requirementsWhat handling conflict and pushback really is
Skill→Handling conflict and pushbackWhat catching signals between the lines really is
Skill→Catching signals between the linesWhat adapting across cultures really is
Skill→Adapting across culturesWhat managing a long-term relationship really is
Skill→Managing a long-term relationshipWhat listening to understand really is
Skill→Listening to understandWhat talking with executives really is
Skill→Talking with executivesWhat anticipating customer needs really is
Skill→Anticipating customer needsWhat showing empathy really is
Skill→Showing empathyWhat asking a great follow-up really is
Skill→Asking a great follow-upWhat setting and managing expectations really is
Skill→Setting and managing expectationsWhat working embedded on-site really is
Skill→Working embedded on-siteActing as a partner, not a vendor, step by step
Skill→Acting as a partner, not a vendorAdapting across cultures, step by step
Skill→Adapting across culturesAnticipating customer needs, step by step
Skill→Anticipating customer needsAsking a great follow-up, step by step
Skill→Asking a great follow-upAsking open-ended questions, step by step
Skill→Asking open-ended questionsBuilding rapport quickly, step by step
Skill→Building rapport quicklyCatching signals between the lines, step by step
Skill→Catching signals between the linesEarning trust as an advisor, step by step
Skill→Earning trust as an advisorGathering requirements, step by step
Skill→Gathering requirementsHandling conflict and pushback, step by step
Skill→Handling conflict and pushbackListening to understand, step by step
Skill→Listening to understandManaging a long-term relationship, step by step
Skill→Managing a long-term relationshipRunning a discovery session, step by step
Skill→Running a discovery sessionRunning a Mom Test conversation, step by step
Skill→Running a Mom Test conversationSetting and managing expectations, step by step
Skill→Setting and managing expectationsShowing empathy, step by step
Skill→Showing empathyTalking with executives, step by step
Skill→Talking with executivesWorking embedded on-site, step by step
Skill→Working embedded on-siteApplying earning trust as an advisor on the job
Skill→Earning trust as an advisorApplying running a discovery session on the job
Skill→Running a discovery sessionApplying working embedded on-site on the job
Skill→Working embedded on-siteApplying running a Mom Test conversation on the job
Skill→Running a Mom Test conversationApplying anticipating customer needs on the job
Skill→Anticipating customer needsApplying setting and managing expectations on the job
Skill→Setting and managing expectationsApplying showing empathy on the job
Skill→Showing empathyApplying acting as a partner, not a vendor on the job
Skill→Acting as a partner, not a vendorApplying talking with executives on the job
Skill→Talking with executivesApplying listening to understand on the job
Skill→Listening to understandApplying asking open-ended questions on the job
Skill→Asking open-ended questionsApplying managing a long-term relationship on the job
Skill→Managing a long-term relationshipApplying adapting across cultures on the job
Skill→Adapting across culturesApplying catching signals between the lines on the job
Skill→Catching signals between the linesApplying asking a great follow-up on the job
Skill→Asking a great follow-upApplying handling conflict and pushback on the job
Skill→Handling conflict and pushbackApplying gathering requirements on the job
Skill→Gathering requirementsApplying building rapport quickly on the job
Skill→Building rapport quickly
Business Acumen
What reading the market and competitors really is
Skill→Reading the market and competitorsWhat explaining how a business makes money really is
Skill→Explaining how a business makes moneyWhat reading a P&L and financials really is
Skill→Reading a P&L and financialsWhat calculating ROI really is
Skill→Calculating ROIWhat partnering with sales really is
Skill→Partnering with salesWhat helping move a deal forward really is
Skill→Helping move a deal forwardWhat holding a business conversation really is
Skill→Holding a business conversationWhat knowing SaaS metrics really is
Skill→Knowing SaaS metricsWhat mapping an acquisition funnel really is
Skill→Mapping an acquisition funnelWhat learning a vertical's domain really is
Skill→Learning a vertical's domainWhat climbing the innovation ladder really is
Skill→Climbing the innovation ladderWhat building a business case really is
Skill→Building a business caseWhat spotting expansion opportunities really is
Skill→Spotting expansion opportunitiesBuilding a business case, step by step
Skill→Building a business caseCalculating ROI, step by step
Skill→Calculating ROIClimbing the innovation ladder, step by step
Skill→Climbing the innovation ladderExplaining how a business makes money, step by step
Skill→Explaining how a business makes moneyHelping move a deal forward, step by step
Skill→Helping move a deal forwardHolding a business conversation, step by step
Skill→Holding a business conversationKnowing SaaS metrics, step by step
Skill→Knowing SaaS metricsLearning a vertical's domain, step by step
Skill→Learning a vertical's domainMapping an acquisition funnel, step by step
Skill→Mapping an acquisition funnelPartnering with sales, step by step
Skill→Partnering with salesReading a P&L and financials, step by step
Skill→Reading a P&L and financialsReading the market and competitors, step by step
Skill→Reading the market and competitorsSpotting expansion opportunities, step by step
Skill→Spotting expansion opportunitiesApplying building a business case on the job
Skill→Building a business caseApplying spotting expansion opportunities on the job
Skill→Spotting expansion opportunitiesApplying climbing the innovation ladder on the job
Skill→Climbing the innovation ladderApplying learning a vertical's domain on the job
Skill→Learning a vertical's domainApplying knowing SaaS metrics on the job
Skill→Knowing SaaS metricsApplying mapping an acquisition funnel on the job
Skill→Mapping an acquisition funnelApplying holding a business conversation on the job
Skill→Holding a business conversationApplying helping move a deal forward on the job
Skill→Helping move a deal forwardApplying partnering with sales on the job
Skill→Partnering with salesApplying calculating ROI on the job
Skill→Calculating ROIApplying reading a P&L and financials on the job
Skill→Reading a P&L and financialsApplying explaining how a business makes money on the job
Skill→Explaining how a business makes moneyApplying reading the market and competitors on the job
Skill→Reading the market and competitors