Product judgment
I turn ambiguous requirements into clear workflows and focused product decisions.
UX & Frontend Engineer
Marcell Varga
Singapore-based UX and frontend engineer using React and TypeScript to turn complex products and AI workflows into clear, resilient interfaces.
01Principles
What I bring to a product team.
Product thinking and frontend engineering, carried from ambiguity to release.
Frontend ownership
I carry the work from UX and prototyping into production React and TypeScript.
Reliable delivery
I work across APIs, accessibility, testing, and release details so the experience holds up in production.
03Selected Work
Work that turns product thinking into interfaces.
A focused set of products where interface quality is backed by architecture, testing, and honest system boundaries.
Hover to reveal
01Live product preview
Aperture Financial Intelligence
Portfolio intelligence, evidence-led research, and human judgment
Product strategy · Next.js · Go · Trustworthy AI
01
Aperture Financial Intelligence
Product strategyNext.jsGoTrustworthy AI
Fintech systems + trustworthy AILive product preview
02Live public demo
Wild Route
Prompt-first route planning for adventure travelers
Next.js · TypeScript · Supabase RLS · Stripe
02
Wild Route
Next.jsTypeScriptSupabase RLSStripe
Product engineering + applied AI UXLive public demo
Supporting work
Focused case studies that add range without competing with the three featured projects.
S1Native macOS build
Focusin
A native macOS focus-and-reset loop
SwiftUI · Swift · macOS · Accessibility
S1
Focusin
SwiftUISwiftmacOSAccessibility
Native macOS productNative macOS build
S2Native iOS build
Endless Activity
A native iOS activity deck for the moment between plans
SwiftUI · Swift · iOS · Accessibility
S2
Endless Activity
SwiftUISwiftiOSAccessibility
Native iOS product craftNative iOS build
04Trajectory
Design.
Product.
Craft.
01
CurrentUX & Frontend Engineer
AXON Networks
Designing and building product interfaces across UX, UI, and frontend implementation.
Creating prototypes, component patterns, and AI-aware workflows with engineering and analytics teams.
Oct 2022 - PresentUXReactTypeScriptNode.jsAI-aware UX
02
UX Designer Intern
MapsPeople
Improved the MapsIndoors CMS through research, interaction design, and animated prototypes.
Worked with Jira, documentation, accessibility, and the company design system inside a SaaS product team.
Jan 2022 - Apr 2022FigmaPrototypingAccessibilitySaaS UX
03
Multimedia Design
University College of Northern Denmark
Built a foundation in UX/UI, frontend development, content production, and product communication.
Applied research, usability testing, and design-to-code delivery in practical projects with real companies.
Aug 2020 - Jun 2022UX/UIFrontendResearchContent Strategy
05Contact
Say hi.
If you want to talk about a project, share feedback, or just introduce yourself, send a note. I read everything myself and usually reply within a day.