Product & Technology leadership, GenAI development, longevity optimization, and aviation — from Daniel Keller.https://danielkeller.com/en-ushttps://danielkeller.com/tech/gemma4-in-claude-code/https://danielkeller.com/tech/gemma4-in-claude-code/A step-by-step guide to running Gemma 4 locally via LM Studio and calling it from inside a Claude Code session — for offline reasoning, batch processing, privacy-sensitive data, and zero-cost first-pass drafts that hand off to Claude when you need the heavy hitter.Wed, 08 Apr 2026 00:00:00 GMTTechclaude-codegemma4lm-studioollamalocal-llmhybrid-aiopenai-compatibleapple-silicontutorialhttps://danielkeller.com/tech/claude-code-ultraplan/https://danielkeller.com/tech/claude-code-ultraplan/Anthropic just shipped a hidden Claude Code feature called Ultraplan. Instead of planning locally, your session is offloaded to a multi-agent Opus 4.6 swarm in the cloud that builds a richer, faster, more structured plan — and then teleports it back to your terminal for execution.Tue, 07 Apr 2026 00:00:00 GMTTechclaude-codeultraplanplanningopus-4-6multi-agentcloudagentichttps://danielkeller.com/flying/lpv-vs-lnav-vnav/https://danielkeller.com/flying/lpv-vs-lnav-vnav/A complete breakdown of the differences between LPV and LNAV/VNAV approaches, including WAAS, SBAS requirements, decision altitudes, and when to use each type.Mon, 06 Apr 2026 00:00:00 GMTFlyingifrrnavgpslpvlnavvnavwaassbasapproachesinstrument-flyinghttps://danielkeller.com/tech/favourite-claude-mcps-macos/https://danielkeller.com/tech/favourite-claude-mcps-macos/A living list of the Model Context Protocol servers I actually use every day on my Mac — what they do, why they earned a spot in my setup, and how to install each one in under five minutes.Sun, 05 Apr 2026 00:00:00 GMTTechclaudemcpmacosclaude-codeclaude-desktopxmindobsidianproductivityhttps://danielkeller.com/flying/garmin-perspective-update/https://danielkeller.com/flying/garmin-perspective-update/Step-by-step guide to updating navdata, obstacles, terrain, and charts on the Cirrus Perspective system using three SD cards -- including the correct circuit breaker sequence.Sat, 04 Apr 2026 00:00:00 GMTFlyinggarming1000perspectivecirrusnavdatajeppesensd-cardavionicshttps://danielkeller.com/leadership/bold-targets-fight-incrementalism/https://danielkeller.com/leadership/bold-targets-fight-incrementalism/How safe, incremental goals erode competitive advantage and why OKRs done right force the creative leaps that move businesses forward.Sat, 04 Apr 2026 00:00:00 GMTLeadershipokrsstrategyinnovationleadershipgoal-settingexecutionhttps://danielkeller.com/leadership/fleet-of-fast-boats/https://danielkeller.com/leadership/fleet-of-fast-boats/Why small autonomous teams outperform large organizations -- lessons from Microsoft, four exits, and 25 years of building tech companies.Sat, 04 Apr 2026 00:00:00 GMTLeadershiporg-designteamsautonomyspeedinnovationleadershipmicrosofthttps://danielkeller.com/leadership/model-your-company/https://danielkeller.com/leadership/model-your-company/Why CTOs must model the full mechanics of their company and trace every engineering decision back to business outcomes and growth targets.Sat, 04 Apr 2026 00:00:00 GMTLeadershipbusiness-modelingstrategymetricsgrowthctoleadershiphttps://danielkeller.com/leadership/pilot-and-business/https://danielkeller.com/leadership/pilot-and-business/Cockpit principles that transfer directly to business -- from data-driven weather decisions and continuous course corrections to crystal-clear targets and the discipline of checklists.Sat, 04 Apr 2026 00:00:00 GMTLeadershipflyingleadershipdecision-makingchecklistsdata-drivencirrusaviationhttps://danielkeller.com/leadership/set-expectations-right/https://danielkeller.com/leadership/set-expectations-right/Why managing expectations with shareholders and stakeholders is a leadership superpower -- and what happens when you get it wrong.Sat, 04 Apr 2026 00:00:00 GMTLeadershipstakeholder-managementleadershipcommunicationtrustexecutionhttps://danielkeller.com/tech/headless-agents/https://danielkeller.com/tech/headless-agents/The step-by-step guide to transitioning from local Claude Code sessions to persistent, headless backend agents you control from your phone. Dispatch, remote control, agent teams, and event-driven automation.Fri, 03 Apr 2026 00:00:00 GMTTechclaude-codeheadlessdispatchremote-controlagent-teamsautomationdevopshttps://danielkeller.com/tech/gemma4-local-coding/https://danielkeller.com/tech/gemma4-local-coding/Google's Gemma 4 26B runs locally on Apple Silicon, scoring within single digits of GPT-5.2 and Claude Opus 4.5 on reasoning benchmarks — reshaping the local-plus-cloud AI coding workflow.Thu, 02 Apr 2026 00:00:00 GMTTechgemma4local-llmapple-siliconollamacoding-assistantopen-weightsapache-2hybrid-aibenchmarkshttps://danielkeller.com/tech/perfect-claude-md/https://danielkeller.com/tech/perfect-claude-md/How I use CLAUDE.md files to encode engineering excellence standards — turning tribal knowledge into enforceable, AI-augmented guardrails for building enterprise-grade SaaS.Wed, 25 Mar 2026 00:00:00 GMTTechclaude-mdclaude-codeengineering-standardsenterprisesaasagentic-developmentclean-codetestingci-cdhttps://danielkeller.com/tech/local-llm-setup/https://danielkeller.com/tech/local-llm-setup/A practical guide to running powerful language models locally on Apple Silicon — model selection, MLX vs Ollama, quantization trade-offs, and when local beats cloud.Sun, 15 Mar 2026 00:00:00 GMTTechlocal-llmqwen3deepseekmlxollamaapple-siliconprivacydeveloper-toolshttps://danielkeller.com/tech/agentic-development-patterns/https://danielkeller.com/tech/agentic-development-patterns/Practical patterns and workflows for agentic software development using Claude Code, Cursor, and local LLMs — from parallel workstreams to overnight agent factories.Sun, 01 Mar 2026 00:00:00 GMTTechagentic-developmentclaude-codecursorllmdeveloper-toolsworkflowhttps://danielkeller.com/tech/nutrispan-app/https://danielkeller.com/tech/nutrispan-app/A React Native app that turns longevity optimization into a game — with a Longevity Impact Score, 1,000+ food database, daily checklists, streaks, and achievements grounded in peer-reviewed science.Sun, 01 Mar 2026 00:00:00 GMTTechreact-nativeexpohealthlongevitygamificationzustandtypescripthttps://danielkeller.com/tech/sortflex/https://danielkeller.com/tech/sortflex/A browser-based 3D design tool for custom holders, organizers, and mounts. Drag and drop everyday items onto a base plate, then 3D print at home or order a printed version shipped to your door.Sun, 01 Mar 2026 00:00:00 GMTTechreact-three-fibercadquery3d-printingcloudflarevitereacthttps://danielkeller.com/tech/ai-driven-development/https://danielkeller.com/tech/ai-driven-development/How agentic AI has transformed software development — from pair programming to autonomous coding agents, overnight agent factories, and vibe coding.Sun, 15 Feb 2026 00:00:00 GMTTechaisoftware-developmentclaude-codecursoragentic-developmentvibe-codinghttps://danielkeller.com/tech/ai-resources/https://danielkeller.com/tech/ai-resources/A curated collection of the most important AI tools, frameworks, and resources for product and tech leaders — updated for the agentic era.Sun, 01 Feb 2026 00:00:00 GMTTechairesourcestoolsclaude-codecursoragentic-developmentlocal-llmhttps://danielkeller.com/tech/three-tier-ai-architecture/https://danielkeller.com/tech/three-tier-ai-architecture/A practical framework for deciding when to use hard-coded rules, trained ML models, or LLM agents in production AI systems — with real examples from enterprise SaaS.Sun, 01 Feb 2026 00:00:00 GMTTechai-architecturellmmachine-learningproductionsystem-designhttps://danielkeller.com/longevity/nutrispan/https://danielkeller.com/longevity/nutrispan/A React Native app combining nutrition tracking, longevity scoring, and habit management.Sun, 01 Feb 2026 00:00:00 GMTLongevityreact-nativeexponutritionlongevity-scorehttps://danielkeller.com/tech/ai-prompting/https://danielkeller.com/tech/ai-prompting/How prompting has evolved from clever tricks to system-level specification — CLAUDE.md files, structured outputs, tool-use patterns, and when prompting still matters.Tue, 20 Jan 2026 00:00:00 GMTTechaipromptingllmclaude-mdstructured-outputtool-useagentic-aihttps://danielkeller.com/tech/ai-in-a-nutshell/https://danielkeller.com/tech/ai-in-a-nutshell/A concise overview of AI models, fundamental concepts, and the current state of AI engineering — from frontier models to local LLMs and agentic systems.Thu, 15 Jan 2026 00:00:00 GMTTechaimachine-learningllmfoundation-modelsai-engineeringagentic-aimcphttps://danielkeller.com/tech/overnight-agent-factory/https://danielkeller.com/tech/overnight-agent-factory/How I run parallel AI agents overnight to build production software while I sleep.Thu, 15 Jan 2026 00:00:00 GMTTechclaude-codecursoragentic-developmentminimaxhttps://danielkeller.com/tech/applied-ai-mlops/https://danielkeller.com/tech/applied-ai-mlops/How to bridge the gap between AI research and production — from classical MLOps to MCP servers, tool-use APIs, RAG pipelines, and agentic system infrastructure.Sat, 10 Jan 2026 00:00:00 GMTTechaimlopsdataopsmachine-learningai-engineeringmcpragproductionhttps://danielkeller.com/flying/circling-approach/https://danielkeller.com/flying/circling-approach/A step-by-step technique for flying the circling approach with confidence — the 45° break, 30-second rule, half-track-width correction, and constant-angle final turn. With Cirrus SR22T examples.Sun, 15 Jun 2025 00:00:00 GMTFlyingifrinstrument-approachcirclingeasafaaprocedurescirrus-sr22ttechniquehttps://danielkeller.com/flying/cirrus-sr22t-europe/https://danielkeller.com/flying/cirrus-sr22t-europe/Adventures and learnings from flying a Cirrus SR22T based at Schönhagen airfield near Berlin.Sun, 01 Jun 2025 00:00:00 GMTFlyingcirrussr22teasaeuropehttps://danielkeller.com/longevity/omega3/https://danielkeller.com/longevity/omega3/New research confirms omega-3 fatty acids slow biological aging, reduce inflammation, and support cardiovascular and cognitive health.Sat, 15 Feb 2025 00:00:00 GMTLongevityomega-3dhaepalongevityanti-agingcardiovascularcognitive-healthhttps://danielkeller.com/longevity/vo2-max/https://danielkeller.com/longevity/vo2-max/Why VO2 max is the strongest predictor of lifespan, how testing works, score benchmarks by age, and how to improve your cardiovascular fitness.Fri, 01 Nov 2024 00:00:00 GMTLongevityvo2-maxcardiovascularendurancelongevityfitness-testinghiitzone-2https://danielkeller.com/longevity/rmr/https://danielkeller.com/longevity/rmr/Understanding your resting metabolic rate — how RMR testing works, why it matters for longevity, and how to use the data to optimize health.Tue, 15 Oct 2024 00:00:00 GMTLongevityrmrmetabolismmetabolic-healthcaloric-needstestinglongevityhttps://danielkeller.com/longevity/microbiome/https://danielkeller.com/longevity/microbiome/How gut biome testing reveals microbial diversity, pathogenic imbalances, and actionable steps for optimizing longevity through gut health.Tue, 01 Oct 2024 00:00:00 GMTLongevitymicrobiomegut-healthprobioticsprebioticstestinginflammationhttps://danielkeller.com/leadership/product-operating-model/https://danielkeller.com/leadership/product-operating-model/Breaking down the Product Operating Model from Cagan's Transformed — empowered teams, outcome-based governance, and the shift from feature factories to value delivery.Tue, 01 Oct 2024 00:00:00 GMTLeadershipproduct-managementmarty-caganempowered-teamsproduct-operating-modelleadershiphttps://danielkeller.com/longevity/dexa-scan/https://danielkeller.com/longevity/dexa-scan/My experience with a DEXA scan — the gold standard in body composition analysis for bone density, muscle mass, and visceral fat tracking.Sun, 15 Sep 2024 00:00:00 GMTLongevitydexa-scanbody-compositionbone-densityvisceral-fatmuscle-masslongevityhttps://danielkeller.com/flying/us-west-coast-cirrus-sr22t-g5/https://danielkeller.com/flying/us-west-coast-cirrus-sr22t-g5/A flight report from a West Coast tour in a nearly new Cirrus SR22T G5 — from San Carlos to Las Vegas, Sedona, San Diego, Santa Monica, and over the Golden Gate Bridge at 1,000 ft.Sun, 15 Sep 2024 00:00:00 GMTFlyingcirrussr22tg5usawest-coastifrflight-reportcalifornialas-vegassedonasan-diegosanta-monicagolden-gatehttps://danielkeller.com/longevity/biomarkers/https://danielkeller.com/longevity/biomarkers/The most important biomarkers for longevity — metabolic, hormonal, cardiovascular, and inflammatory markers with optimal ranges.Sun, 01 Sep 2024 00:00:00 GMTLongevitybiomarkersblood-testsmetabolic-healthcardiovascularinflammationhormoneshttps://danielkeller.com/leadership/insights-driven-product-strategy/https://danielkeller.com/leadership/insights-driven-product-strategy/How to build a product strategy fueled by data, customer behavior, market trends, and experimentation rather than assumptions.Sun, 01 Sep 2024 00:00:00 GMTLeadershipproduct-strategyinsightsdataexperimentationproduct-managementhttps://danielkeller.com/longevity/supplements/https://danielkeller.com/longevity/supplements/My complete supplement stack optimized for longevity, exercise recovery, and sleep — with timing, dosages, and scientific rationale.Thu, 15 Aug 2024 00:00:00 GMTLongevitysupplementslongevitynadomega-3magnesiumcreatinenootropicshttps://danielkeller.com/longevity/sauna-science/https://danielkeller.com/longevity/sauna-science/TOP10 science-backed evidence on health benefits of sauna — from cardiovascular health to longevity and cognitive function.Thu, 01 Aug 2024 00:00:00 GMTLongevitysaunaheat-stresscardiovascularlongevityrecoverysciencehttps://danielkeller.com/flying/cirrus-sr22tn-procedures/https://danielkeller.com/flying/cirrus-sr22tn-procedures/Complete operating procedures for the Cirrus SR22TN — speeds, takeoff, climb, LOP operations, traffic pattern, landing, IFR approaches, maneuvers, and emergencies.Thu, 01 Aug 2024 00:00:00 GMTFlyingcirrussr22tnproceduresifrtakeofflandinglopcapsemergencieshttps://danielkeller.com/leadership/priorities-and-focus/https://danielkeller.com/leadership/priorities-and-focus/Why organizations spread too thin and how a single prioritization framework, clear product vision, and the discipline to say no can transform delivery.Thu, 01 Aug 2024 00:00:00 GMTLeadershipprioritizationfocusleadershipstrategyproduct-managementhttps://danielkeller.com/longevity/red-meat/https://danielkeller.com/longevity/red-meat/The connection between eating red meat, Neu5Gc, and chronic inflammation — why I limit red meat to 1-2 times per month.Mon, 15 Jul 2024 00:00:00 GMTLongevityred-meatneu5gcinflammationcancerdietsciencehttps://danielkeller.com/longevity/red-light-therapy/https://danielkeller.com/longevity/red-light-therapy/TOP10 science-backed evidence on health benefits of red light therapy — from cellular energy to muscle recovery and brain health.Mon, 01 Jul 2024 00:00:00 GMTLongevityred-light-therapyphotobiomodulationrecoverymitochondriasciencehttps://danielkeller.com/flying/checklists/https://danielkeller.com/flying/checklists/Custom checklists for the Cirrus SR22TN — VFR/IFR main checklist, approach procedures for precision and non-precision approaches, and a complete IFR flight planning checklist.Mon, 01 Jul 2024 00:00:00 GMTFlyingcirrussr22tnchecklistsifrflight-planningapproachilsrnavhttps://danielkeller.com/leadership/product-vision-and-strategy/https://danielkeller.com/leadership/product-vision-and-strategy/How to craft a compelling product vision that is customer-centric, insight-driven, and leverages industry trends — with practical guidance on making it immersive.Mon, 01 Jul 2024 00:00:00 GMTLeadershipproduct-visionstrategyproduct-managementleadershipinsightshttps://danielkeller.com/longevity/nutrition-math/https://danielkeller.com/longevity/nutrition-math/The healthiest foods ranked by nutrient density, plus TOP10 lists for fiber, omega-3, probiotics, and superfoods.Sat, 15 Jun 2024 00:00:00 GMTLongevitynutritionnutrient-densityfiberomega-3probioticssuperfoodsrankingshttps://danielkeller.com/flying/aviation-formulas/https://danielkeller.com/flying/aviation-formulas/Complete formula collection for the Instrument Rating — navigation, radio aids, altimetry, pressure corrections, airspeed conversions, gyroscopic drift, and bearing diagrams.Sat, 15 Jun 2024 00:00:00 GMTFlyingformulasrules-of-thumbinstrument-flightnavigationreferenceinstrument-ratinghttps://danielkeller.com/longevity/nutrition-table/https://danielkeller.com/longevity/nutrition-table/Comprehensive nutrition reference table with fiber, carbohydrates, protein, and omega-3 content per 100g for common longevity foods.Sat, 01 Jun 2024 00:00:00 GMTLongevitynutritionfiberomega-3proteinreference-tablefood-datahttps://danielkeller.com/leadership/digitalization/https://danielkeller.com/leadership/digitalization/The 10 biggest mistakes in digital transformation and why companies that fail to put technology at their core will not survive.Sat, 01 Jun 2024 00:00:00 GMTLeadershipdigitalizationtransformationleadershipstrategyplatform-economyhttps://danielkeller.com/longevity/training-plan/https://danielkeller.com/longevity/training-plan/Heart rate zones, weekly training schedule, and detailed workout plans for HIIT, MICT, strength, and VO2 Max training.Wed, 15 May 2024 00:00:00 GMTLongevitytraining-planhiitmictstrengthvo2-maxheart-rate-zonesrowinghttps://danielkeller.com/leadership/book-zero-to-one/https://danielkeller.com/leadership/book-zero-to-one/Key learnings from the book and a personal meeting with Peter Thiel on focus, scalability, hiring 10xers, and building the future.Wed, 15 May 2024 00:00:00 GMTLeadershipbooksstartupspeter-thielinnovationstrategynetwork-effectshttps://danielkeller.com/longevity/chia-pudding/https://danielkeller.com/longevity/chia-pudding/Why chia pudding with goji berries is a fiber, omega-3, and nutrient powerhouse — recipe, preparation tips, and nutritional breakdown.Wed, 01 May 2024 00:00:00 GMTLongevitychia-seedsnutritionfiberomega-3breakfastrecipegut-healthhttps://danielkeller.com/leadership/software-delivery/https://danielkeller.com/leadership/software-delivery/A structured approach to diagnosing and fixing delivery bottlenecks in scaled organizations, based on the Delft University research framework.Wed, 01 May 2024 00:00:00 GMTLeadershipsoftware-deliveryagiledevopsroot-cause-analysisengineering-managementhttps://danielkeller.com/leadership/book-transformational-products/https://danielkeller.com/leadership/book-transformational-products/How established companies can survive through continuous innovation — user behavior shifts, technology waves, monetization strategies, and platform thinking.Mon, 15 Apr 2024 00:00:00 GMTLeadershipbooksproduct-developmentdigital-transformationplatformsmonetizationinnovationhttps://danielkeller.com/longevity/avoid/https://danielkeller.com/longevity/avoid/The habits to avoid for better health, movement, and sleep — bad food, sedentary lifestyle, and sleep disruptors.Mon, 01 Apr 2024 00:00:00 GMTLongevityalcoholprocessed-foodsedentarysleep-disruptorsblue-lightmovementhttps://danielkeller.com/longevity/boost/https://danielkeller.com/longevity/boost/Sauna therapy and red light therapy — how I use heat stress and photobiomodulation to boost metabolism, recovery, and overall health.Fri, 15 Mar 2024 00:00:00 GMTLongevitysaunared-light-therapymetabolismrecoveryheat-stressphotobiomodulationhttps://danielkeller.com/leadership/book-empowered/https://danielkeller.com/leadership/book-empowered/Comprehensive notes from the book and workshops with Marty Cagan on empowered product teams, strategic context, team topology, and product strategy.Fri, 15 Mar 2024 00:00:00 GMTLeadershipbooksproduct-managementmarty-caganempowered-teamsproduct-strategyokrshttps://danielkeller.com/longevity/mental/https://danielkeller.com/longevity/mental/Keys to longevity and a meaningful life — the gut-brain connection, lifelong learning, cognitive resilience, and the power of social bonds.Fri, 01 Mar 2024 00:00:00 GMTLongevitymental-healthsocial-connectionsfamilygut-brain-axisblue-zonescognitive-healthhttps://danielkeller.com/leadership/book-five-dysfunctions-of-a-team/https://danielkeller.com/leadership/book-five-dysfunctions-of-a-team/Key learnings on building cohesive teams through trust, constructive conflict, commitment, accountability, and collective results.Fri, 01 Mar 2024 00:00:00 GMTLeadershipbooksleadershipteamworktrustculturehttps://danielkeller.com/longevity/eat/https://danielkeller.com/longevity/eat/My protocol on what I eat daily to become a centenarian — fixing my digestive system, caloric restriction, gut health, and nutrient-dense meals.Thu, 15 Feb 2024 00:00:00 GMTLongevitynutritiongut-healthcaloric-restrictionfiberprobioticsomega-3supplementshttps://danielkeller.com/leadership/book-platform-revolution/https://danielkeller.com/leadership/book-platform-revolution/How platforms leverage network effects to scale faster than traditional pipeline businesses — key concepts, design principles, and why platforms disrupt industries.Thu, 15 Feb 2024 00:00:00 GMTLeadershipbooksplatformsnetwork-effectsmarketplacestrategybusiness-modelhttps://danielkeller.com/longevity/exercise/https://danielkeller.com/longevity/exercise/How I built a structured, sustainable exercise routine focused on rowing, swimming, strength training, and VO2 Max optimization.Thu, 01 Feb 2024 00:00:00 GMTLongevityexerciserowingswimmingstrengthvo2-maxconcept2longevityhttps://danielkeller.com/leadership/book-amp-it-up/https://danielkeller.com/leadership/book-amp-it-up/Comprehensive notes from one of the strongest leadership books — covering standards, culture, focus, pace, and strategy transformation.Thu, 01 Feb 2024 00:00:00 GMTLeadershipbooksleadershipexecutionculturestrategyhiringhttps://danielkeller.com/leadership/book-thinking-fast-and-slow/https://danielkeller.com/leadership/book-thinking-fast-and-slow/Must-read insights on System 1 vs System 2 thinking, cognitive biases, loss aversion, and how understanding your brain leads to better decisions.Sat, 20 Jan 2024 00:00:00 GMTLeadershipbookspsychologydecision-makingcognitive-biasneurosciencehttps://danielkeller.com/longevity/sleep/https://danielkeller.com/longevity/sleep/How I fixed my sleep and boosted energy levels and motivation by magnitudes. Tracking, routines, supplements, and a comprehensive sleep checklist.Mon, 15 Jan 2024 00:00:00 GMTLongevitysleeprecoverysupplementsapple-watchouramelatoninmagnesiumhttps://danielkeller.com/leadership/book-drive/https://danielkeller.com/leadership/book-drive/Daniel Pink's framework for intrinsic motivation: autonomy, mastery, and purpose — and why it's so often ignored in practice.Mon, 15 Jan 2024 00:00:00 GMTLeadershipbooksmotivationleadershipautonomymasterypurposehttps://danielkeller.com/leadership/book-rework/https://danielkeller.com/leadership/book-rework/Notes on simplicity, prioritization, execution speed, and building products that matter — lessons that influenced a decade of my thinking.Wed, 10 Jan 2024 00:00:00 GMTLeadershipbookssimplicityexecutionproduct-developmentstartupprioritizationhttps://danielkeller.com/longevity/intro/https://danielkeller.com/longevity/intro/A science-backed framework for thriving to 100 — six fundamental pillars covering sleep, exercise, nutrition, mental health, recovery, and what to avoid.Mon, 01 Jan 2024 00:00:00 GMTLongevitylongevityprotocolhealth-spanpeter-attiasix-pillarshttps://danielkeller.com/leadership/intro-product-and-tech/https://danielkeller.com/leadership/intro-product-and-tech/An overview of Daniel Keller's career across product and technology leadership — from BMW to four successful company exits with a combined exit value over $1.6B.Mon, 01 Jan 2024 00:00:00 GMTLeadershipleadershipcareerexitsctocpo