Mateusz Szymkowicz

Most IoT apps fail at the same place.The hardware works. The app doesn't.I design mobile applications for connected products, where the interface is the bridge between physical behavior and user trust.Before UI, we define:How the device communicates with the userWhat data matters and how to present itWhere real-time feedback is criticalWhat actions must feel instant and reliableDesign decisions are driven by device logic, user context, and business goals, not generic mobile patterns.We align product priorities with the stage of your company, whether that's early validation, investor readiness, or scaling to market.Feedback and iteration are built into the process, so the product evolves with real usage, not assumptions.Because in IoT, the app is not a companion.It's the product experience.

Mobile apps live or die by daily use.I design mobile applications by aligning product decisions with business priorities from the start.Before UI, we define:The core action that drives valueWhat keeps users coming backWhere drop-off happensWhat metrics define successFeatures are prioritized based on impact, not excitement.Flows are simplified until they feel obvious.Interactions are tested against real behavior and feedback.Every design decision supports adoption, retention, and measurable growth.Because on mobile, attention is earned daily.And lost instantly.

A web app is where your business logic meets user behavior.I design web applications by aligning product structure with business priorities from the start.Before screens, we define:Core workflows that drive valueActions that impact revenue or retentionPermission levels and system logicWhere complexity needs simplificationFeatures are prioritized based on impact, not volume.Interfaces are designed around real usage, not assumptions.Decisions are validated through feedback and iteration, so the product evolves with data, not guesswork.The outcome is a scalable web app that supports growth, onboarding clarity, and measurable performance.Because in web apps, clarity beats complexity every time.

A landing page has one job.Move someone to act.I design landing pages around a single, clear objective, whether that’s signups, demo bookings, preorders, or validation.We start with the fundamentals:Who is this forWhat problem are they aware ofWhat objections stop themWhat proof they need to move forwardStructure comes before visuals.Message before decoration.Every section earns its place.Every element supports the primary action.Decisions are based on conversion goals, user behavior, and feedback, not trends.The result is a focused page built to test, iterate, and improve measurable outcomes.

An app is not a feature list.It’s a set of decisions.I design mobile and web applications by aligning product priorities with business goals from day one.Before UI, we define:What outcome matters most right nowWhich users drive growthWhat action defines successWhere friction affects retention or revenueDesign decisions are made based on those priorities, not personal taste.We validate through feedback, iterate quickly, and adjust based on real usage, not assumptions.The result is a product that feels focused, scalable, and aligned with how the business actually grows.Because when priorities are clear, design becomes straightforward.And performance becomes measurable.

Your website should support strategy, not guess it.I work with founders to uncover the real bottleneck:Is it clarity?Positioning?Credibility?Offer structure?We solve that first.Design follows logic.Every decision ties back to a business goal, whether that’s qualified leads, stronger positioning, or investor confidence.This isn’t about aesthetics.It’s about measurable outcomes.