Product Designer

UX/UI Designer

Hello, I am

Adel

Hello, I am

Adel

Product designer focused on desktop and mobile applications and complex B2C/B2B products. I design interfaces based on research and data.

I've worked as the sole designer on a projects and also with a team of 6 people in e-commerce, fintech, productivity and music streaming.

Ozon

AlfaBank

Brave

Zvuk

Workformat

Full-time / Contract

Remote / Serbia / EU-Relocation

Design

Figma

Photoshop

AI models

UI Kit

Design Systems

Prototyping

Responsive Design

Interaction Design

Research

In-depth interviews

A/B tests

CJM

Usability tests

JTBD

Surveys

Competitive Analysis

Processes

Agile

Miro

Confluence

Ya.Tracker

Jira

Design Review

Presentation of solution

Experience

My

workplaces

From research to development handover in the fields of e-commerce,

fintech, healthtech, productivity and streaming.

03.2024 — now

Mains Lab — Insurance

broker

Product Designer

Healthtech

B2B

Desktop

Sales landing page to attract clients, refining the flow and transforming it into a full-fledged aggregator; user flow and scenario design. Conducted stakeholder interviews to align on product vision; defined information architecture and key user scenarios from scratch.

A separate platform for managing insurance products, interview with users to get their pain-points and to make interface better. I created design system from scratch, developing user flows, designing user-friendly interfaces

10.2023 — 03.2024

Agrofin — Credit app

UX/UI Designer

Fintech

B2C

Desktop & Mobile

Android app for agricultural lending. Worked within an existing design system, extending it with new components to cover emerging product needs

Mapped and refined user flows for the core lending flow, adapting it for a non-tech-audience

01.2020 — 09.2022

Deutsche Telekom

UX/UI Designer

Telecom

B2B

B2C

Desktop

Applications for managing network resources, services, contracts and events

Internal app for employees to navigate the office, book desks during the post-COVID period and track equipment

Worked within an Agile team, running biweekly design reviews with PMs, Accessibility-colleagues and dev-team

08.2017 — 01.2020

Deutsche Telekom

Business Analyst

Telecom

B2B

Wrote technical specifications and requirements for development tasks

Facilitated communication between business stakeholders and the engineering team

Transitioned into UX design by bridging product thinking with hands-on interface work

Cases

Featured

projects

Ozon

Mobile App · E-commerce

Ideal Purchase Flow

Optimizing the customer journey with minimal steps to

payment

7

Hypotheses

12

Stages

A/B

Tests

View Case

Alfabank

Mobile App · Fintech

Customer Privilege System

Transparent loyalty system with clear motivation to advance to the next level

60

screens

18

hypotheses

68

days

View Case on Behance

Zvuk

Mobile App · Music Streaming

Media Library Transfer

Replacing outdated webview with a native solution featuring clear UX

6

hypotheses

5

problems solved

solved problems

Comming soon….

© 2026 Adel Lein UX/UI Product Designer

Product Designer

UX/UI Designer

Hello, I am

Adel

Product designer focused on desktop and mobile applications and complex B2C/B2B products. I design interfaces based on research and data.

I've worked as the sole designer on a projects and also with a team of 6 people in e-commerce, fintech, productivity and music streaming.

Ozon

AlfaBank

Brave

Zvuk

Workformat

Full-time / Contract

Remote / Serbia / EU-Relocation

Design

Figma

Photoshop

AI models

UI Kit

Design Systems

Responsive Design

Prototyping

Interaction Design

Research

In-depth interviews

A/B tests

CJM

Usability tests

JTBD

Surveys

Competitive Analysis

Processes

Agile

Miro

Confluence

Ya.Tracker

Jira

Design Review

Solution Presentation

Experience

My workplaces

From research to development handover in the fields of e-commerce, fintech, healthtech, productivity and streaming

03.2024 — now

Mains Lab — Insurance broker

Product Designer

Healthtech

B2B

Desktop

Sales landing page to attract clients, refining the flow and transforming it into a full-fledged aggregator; user flow and scenario design. Conducted stakeholder interviews to align on product vision; defined information architecture and key user scenarios from scratch

A separate platform for managing insurance products, interview with users to get their pain-points and to make interface better. I created design system from scratch, developing user flows, designing user-friendly interfaces

10.2023 — 03.2024

Agrofin — Credit app

UX/UI Designer

Fintech

B2C

Mobile

Android app for agricultural lending. Worked within an existing design system, extending it with new components

Mapped and refined user flows for the core lending flow, adapting it for a non-tech audience

01.2020 — 09.2022

Deutsche Telekom

UX/UI Designer

Telecom

B2C

B2B

Apps for managing network resources, services, contracts and events

Internal app for employees to navigate the office, book desks post-COVID and track equipment

Worked within an Agile team, running biweekly design reviews with PMs, Accessibility-colleagues and dev-team

08.2017 — 01.2020

Deutsche Telekom

Business Analyst

Telecom

B2B

Wrote technical specifications and requirements for development tasks

Facilitated communication between business

stakeholders and engineering

Transitioned into UX design by bridging product

thinking with hands-on interface work

Cases

Featured projects

Alfabank

Mobile App · Fintech

Customer Privilege System

Transparent loyalty system with clear motivation to advance to the next level

View Case on Behance

60

screens

18

hypotheses

68

Days

Ozon

Mobile App · E-commerce

Ideal Purchase Flow

Optimizing the customer journey with minimal steps to payment

View Case

7

Hypotheses

12

Stages

A/B

Tests

Zvuk

Mobile App · Music Streaming

Media Library Transfer

Transparent loyalty system with clear motivation to advance to the next level

View Case

Comming soon….

6

hypotheses

5

solved problems

Native

solution

Brave

Desktop · Productivity

Project Management Platform

Improving UX and retaining users on the desktop platform

View Case

Comming soon….

42

audit screens

28

new screens

A/B

Tests

Product Designer

UX/UI Designer

Hello, I am

Adel

Product designer focused on desktop and mobile applications and complex B2C/B2B products. I design interfaces based on research and data.

I've worked as the sole designer on a projects and also with a team of 6 people in e-commerce, fintech, productivity and music streaming.

Ozon

AlfaBank

Brave

Zvuk

Workformat

Full-time / Contract

Remote / Serbia / EU-Relocation

Design

Figma

Photoshop

AI models

UI Kit

Design Systems

Responsive Design

Prototyping

Interaction Design

Research

In-depth interviews

A/B tests

CJM

Usability tests

JTBD

Surveys

Competitive Analysis

Processes

Agile

Miro

Confluence

Ya.Tracker

Jira

Design Review

Solution Presentation

Experience

My workplaces

From research to development handover in the fields of e-commerce, fintech, healthtech, productivity and streaming

03.2024 — now

Mains Lab — Insurance broker

Product Designer

Healthtech

B2B

Desktop

Sales landing page to attract clients, refining the flow and transforming it into a full-fledged aggregator; user flow and scenario design. Conducted stakeholder interviews to align on product vision; defined information architecture and key user scenarios from scratch

A separate platform for managing insurance products, interview with users to get their pain-points and to make interface better. I created design system from scratch, developing user flows, designing user-friendly interfaces

10.2023 — 03.2024

Agrofin — Credit app

UX/UI Designer

Fintech

B2C

Mobile

Android app for agricultural lending. Worked within an existing design system, extending it with new components

Mapped and refined user flows for the core lending flow, adapting it for a non-tech audience

01.2020 — 09.2022

Deutsche Telekom

UX/UI Designer

Telecom

B2C

B2B

Apps for managing network resources, services, contracts and events

Internal app for employees to navigate the office, book desks post-COVID and track equipment

Worked within an Agile team, running biweekly design reviews with PMs, Accessibility-colleagues and dev-team

08.2017 — 01.2020

Deutsche Telekom

Business Analyst

Telecom

B2B

Wrote technical specifications and requirements for development tasks

Facilitated communication between business

stakeholders and engineering

Transitioned into UX design by bridging product

thinking with hands-on interface work

Cases

Featured projects

Alfabank

Mobile App · Fintech

Customer Privilege System

Transparent loyalty system with clear motivation to advance to the next level

View Case on Behance

60

screens

18

hypotheses

68

Days

Ozon

Mobile App · E-commerce

Ideal Purchase Flow

Optimizing the customer journey with minimal steps to payment

View Case

7

Hypotheses

12

Stages

A/B

Tests

Zvuk

Mobile App · Music Streaming

Media Library Transfer

Transparent loyalty system with clear motivation to advance to the next level

View Case

Comming soon….

6

hypotheses

5

solved problems

Native

solution

Brave

Desktop · Productivity

Project Management Platform

Improving UX and retaining users on the desktop platform

View Case

Comming soon….

42

audit screens

28

new screens

A/B

Tests