Codnity Dev — UX & UI Design

UX & UI Design Services

User experience and interface design aligned with engineering execution — built for usability, scalability, and measurable performance impact. Design that drives adoption, not just aesthetics.

Research-driven designConversion-focused interfacesEngineering-aligned handoffs

Trusted by growing companies

Good-looking interfaces fail when they're not engineered for outcomes

Most design work optimizes for visual appeal without connecting to conversion, usability, or engineering feasibility. The result is beautiful prototypes that don't translate to production and interfaces that look great but underperform.

⚠️

Beautiful Interfaces That Don’t Convert

Pixel-perfect designs that win awards but fail to drive signups, purchases, or user engagement where it matters.

Design-Engineering Disconnect

Designers hand off files that engineers can’t implement — leading to compromises, delays, and inconsistent end products.

No User Research Foundation

Design decisions based on assumptions and internal preferences instead of validated user behavior and data.

📉

Inconsistent Design Systems

No shared component library or design tokens — every screen built from scratch, creating visual drift and maintenance overhead.

📱

Poor Mobile Experience

Desktop-first thinking that treats mobile as an afterthought — resulting in cramped layouts, slow load times, and frustrated users.

What Our UX & UI Design Services Include

We design complete user experiences — from research and architecture through to production-ready design systems. Every engagement is scoped to your product stage.

🔍

User Research & Discovery

Structured user research including interviews, surveys, analytics review, and competitive analysis to ground every design decision in evidence.

  • User interviews & surveys
  • Analytics & heatmap analysis
  • Competitive UX audit
  • Persona development
  • Journey mapping
  • Task flow analysis
🗺️

Information Architecture

Structured content hierarchy, navigation design, and user flow optimization to ensure every interface is intuitive and efficient.

  • Site & app structure design
  • Navigation architecture
  • Content hierarchy planning
  • User flow optimization
  • Card sorting & tree testing
  • Taxonomy development
🖌️

High-Fidelity Prototyping

Interactive prototypes built to production fidelity — testable with real users before a single line of code is written.

  • Wireframe development
  • Interactive prototypes (Figma)
  • Micro-interaction design
  • Responsive breakpoint design
  • Usability testing sessions
  • Iterative refinement cycles
🧩

Design System Creation

Comprehensive component libraries, design tokens, and documentation that ensure visual consistency and accelerate development velocity.

  • Component library design
  • Design token specification
  • Typography & color systems
  • Spacing & layout guidelines
  • Icon & illustration standards
  • Documentation & usage guides
🎯

Conversion-Focused UI Design

Interface design optimized for measurable outcomes — signup rates, task completion, revenue per session, and user retention.

  • CRO-aligned interface design
  • A/B test hypothesis development
  • Form & checkout optimization
  • Onboarding flow design
  • Accessibility compliance (WCAG)
  • Performance-conscious design

How We Deliver

Every design engagement follows a structured process — from user research through engineering handoff. No ambiguity, no assumption-based decisions.

Step 01

User Research

Interviews, analytics, competitive analysis, and persona development to understand real user behavior and needs.

Step 02

Information Architecture

Content hierarchy, navigation structure, and user flow design that organizes complexity into intuitive experiences.

Step 03

Wireframing & Prototyping

Low-fidelity wireframes evolving into interactive high-fidelity prototypes — tested with real users before development.

Step 04

Visual Design

Pixel-perfect UI design applying brand identity, design tokens, and conversion principles to every screen and interaction.

Step 05

Design System Documentation

Complete component library with usage guidelines, design tokens, and responsive specifications for engineering teams.

Step 06

Engineering Handoff

Structured handoff with annotated designs, responsive specs, interaction documentation, and direct collaboration with developers.

What makes us different

Most design agencies optimize for visual quality. We optimize for measurable impact — conversion, adoption, and usability — with design systems that scale alongside your engineering team.

01

Engineering-Aligned

Every design decision considers implementation complexity. We work alongside engineers, not in a separate bubble.

02

Conversion-First

Design driven by measurable outcomes — not aesthetics alone. Every interface is optimized for the metrics that matter.

03

Research-Driven

User research and data analysis before any design work begins. No assumption-based decisions.

04

Design System Thinking

Component-based design systems that scale across products and teams — reducing inconsistency and accelerating development.

05

Scalable Patterns

Design patterns and components built to accommodate growth — new features, new products, and new platforms without starting over.

06

Measurable Impact

Every design engagement includes success metrics. We measure adoption, conversion, and usability — not just visual quality.

Dev Case Studies

Dev
CRM transformation

Unified CRM replacing fragmented tools

Custom CRM consolidating sales pipelines and KPI dashboards across 4 systems.

68%Faster sales cycle
Operational visibility

By Codnity Dev

View case study →
Dev
MVP development

MVP from concept to funded product

Lean MVP delivered in under 4 months with scalable architecture.

4moTo production
€2MSeed raised

By Codnity Dev

View case study →

Design Interfaces That Drive Adoption

Book a strategy call and receive a UX audit of your current interfaces — before any commitment.

  • UX audit of current interfaces
  • User research and persona development
  • Information architecture review
  • Conversion opportunity analysis
  • Design system assessment

We respond within 24 hours. No generic proposals \u2014 we assess before we quote.

UX & UI Design FAQ

Everything you need to know before starting a UX & UI design engagement with Codnity Dev.

Our UX/UI design services cover user research, information architecture, wireframing, interactive prototyping, visual design, design system creation, and engineering handoff. Every engagement is scoped to your product stage and business goals — from early-stage MVPs to enterprise platform redesigns.

Most design phases take 3–6 weeks depending on scope, complexity, and the number of user flows involved. Focused sprints (single feature or landing page) can ship in 1–2 weeks. Full product design with research, prototyping, and design system creation typically requires 4–6 weeks.

Yes. We collaborate directly with your engineering team throughout the process — from architecture discussions to implementation support. Our handoffs include annotated designs, responsive specifications, design tokens, and component documentation structured for your tech stack.

Yes. User research is a core part of our process — including interviews, surveys, analytics review, heatmap analysis, competitive audits, and usability testing. We ground every design decision in evidence, not assumptions.

We define success metrics at the start of every engagement — conversion rates, task completion rates, time-on-task, error rates, NPS, and retention. Design success is measured by impact on these metrics, not by subjective visual preference.