vendor-logo
talent-photo

Karol

Full Stack Developer at DAC.digital

Available in 2 weeks

About

Seasoned Full Stack Developer with 5 years experience. Possessing a meticulous approach to organization and a commitment to optimizing both form and function, I prioritize the development of sleek, intuitive, and high-performance applications. Read more

TALENT DETAILS

€50-70 /h

Senior

English

GMT+02:00 Gdańsk, Poland

FOCUS AREA

Professional experience

Under MNDA

TB Auctions

Backend Developer

Developed an integrated auction platform for TB Auctions, unifying systems from multiple acquired e-commerce firms. Enhanced UX, maintained live system, and added new features per business needs.

Auctioning Platform development
Auctioning Platform development

Under MNDA

MuuMap.com

Backend Developer

Co-developed Muumap, a digital system to streamline traditional dairy practices. As a backend developer collaborated with client to enhance milk delivery and procurement processes.

Muumap platform development
Muumap platform development

Top Skills and Experience

Verified by Pangea.ai due diligence

6

Skills

Top Skills

Current Usage

Seniority

Ruby on Rails

60%

4 years

React Native

10%

3 years

Next.js

10%

3 years

Ionic

10%

2 years

TypeScript

5%

5 years

React.js

5%

4 years

Slide 1 of 6

Ruby on Rails

Current usage

60%

Seniority

4 years

React Native

Current usage

10%

Seniority

3 years

Next.js

Current usage

10%

Seniority

3 years

Ionic

Current usage

10%

Seniority

2 years

TypeScript

Current usage

5%

Seniority

5 years

React.js

Current usage

5%

Seniority

4 years

Ruby on Rails

Current usage

60%

Seniority

4 years

React Native

Current usage

10%

Seniority

3 years

Next.js

Current usage

10%

Seniority

3 years

Ionic

Current usage

10%

Seniority

2 years

TypeScript

Current usage

5%

Seniority

5 years

React.js

Current usage

5%

Seniority

4 years

Ruby on Rails

Current usage

60%

Seniority

4 years

React Native

Current usage

10%

Seniority

3 years

Next.js

Current usage

10%

Seniority

3 years

Ionic

Current usage

10%

Seniority

2 years

TypeScript

Current usage

5%

Seniority

5 years

React.js

Current usage

5%

Seniority

4 years

Apps & Tools Preferences

Slide 1 of 3
avatar

Asana

avatar

Azure

avatar

Bitbucket

avatar

Confluence

avatar

Dropbox

avatar

Discord

avatar

G Suite

avatar

Git

avatar

Github

avatar

Gitlab

avatar

Jira

avatar

Oracle PL/SQL

avatar

PHP Storm

avatar

Skype

avatar

Asana

avatar

Azure

avatar

Bitbucket

avatar

Confluence

avatar

Dropbox

avatar

Discord

avatar

G Suite

avatar

Git

avatar

Github

avatar

Gitlab

avatar

Jira

avatar

Oracle PL/SQL

avatar

PHP Storm

avatar

Skype

avatar

Asana

avatar

Azure

avatar

Bitbucket

avatar

Confluence

avatar

Dropbox

avatar

Discord

avatar

G Suite

avatar

Git

avatar

Github

avatar

Gitlab

avatar

Jira

avatar

Oracle PL/SQL

avatar

PHP Storm

avatar

Skype

Slide 1 of 4
avatar

Asana

avatar

Azure

avatar

Bitbucket

avatar

Confluence

avatar

Dropbox

avatar

Discord

avatar

G Suite

avatar

Git

avatar

Github

avatar

Gitlab

avatar

Jira

avatar

Oracle PL/SQL

avatar

PHP Storm

avatar

Skype

avatar

Asana

avatar

Azure

avatar

Bitbucket

avatar

Confluence

avatar

Dropbox

avatar

Discord

avatar

G Suite

avatar

Git

avatar

Github

avatar

Gitlab

avatar

Jira

avatar

Oracle PL/SQL

avatar

PHP Storm

avatar

Skype

avatar

Asana

avatar

Azure

avatar

Bitbucket

avatar

Confluence

avatar

Dropbox

avatar

Discord

avatar

G Suite

avatar

Git

avatar

Github

avatar

Gitlab

avatar

Jira

avatar

Oracle PL/SQL

avatar

PHP Storm

avatar

Skype

Slide 1 of 7
avatar

Asana

avatar

Azure

avatar

Bitbucket

avatar

Confluence

avatar

Dropbox

avatar

Discord

avatar

G Suite

avatar

Git

avatar

Github

avatar

Gitlab

avatar

Jira

avatar

Oracle PL/SQL

avatar

PHP Storm

avatar

Skype

avatar

Asana

avatar

Azure

avatar

Bitbucket

avatar

Confluence

avatar

Dropbox

avatar

Discord

avatar

G Suite

avatar

Git

avatar

Github

avatar

Gitlab

avatar

Jira

avatar

Oracle PL/SQL

avatar

PHP Storm

avatar

Skype

avatar

Asana

avatar

Azure

avatar

Bitbucket

avatar

Confluence

avatar

Dropbox

avatar

Discord

avatar

G Suite

avatar

Git

avatar

Github

avatar

Gitlab

avatar

Jira

avatar

Oracle PL/SQL

avatar

PHP Storm

avatar

Skype

Employment

Senior Backend Engineer

Senior Backend Engineer

DAC.Digital


2023-2023

Having conducted a comprehensive audit of the current solution, I delved deep...Read more

Fullstack Developer

Fullstack Developer

PvP.com


2021-2023

- Developed a new Nest.js backend with GraphQL microservices to replace existing Rails API...Read more

Frontend Developer

Frontend Developer

PvP.com


2020-2021

- Developed the frontend layer of React Native & Next.js applications...Read more

Fullstack Developer

Fullstack Developer

Grupa Wisko


2020-2020

- Implemented several features on both frontend (Next.js) & backend (RailsAPI), such as messaging system, user's online statuses, third party authentication with different providers (Facebook, Google)...Read more

Frontend Developer

Frontend Developer

Synergee


2019-2020

I have worked on the development of a React Native application calledInspotle...Read more

Education

photo

MSc Information Technology

AGH University Computer Science


2015-2019

Testimonials

Two blue lines

“It has been a genuine pleasure working with Karol. Their ability to thoroughly analyze solutions and subsequently drive impactful improvements is truly commendable. What sets them apart is not just their technical prowess but also their collaborative spirit.“ Read more

Anonymous

Head of Growth

VERIFIED

Two blue lines

“It has been a genuine pleasure working with Karol. Their ability to thoroughly analyze solutions and subsequently drive impactful improvements is truly commendable. What sets them apart is not just their technical prowess but also their collaborative spirit.“ Read more

Anonymous

Head of Growth

VERIFIED

Two blue lines

“It has been a genuine pleasure working with Karol. Their ability to thoroughly analyze solutions and subsequently drive impactful improvements is truly commendable. What sets them apart is not just their technical prowess but also their collaborative spirit.“ Read more

Anonymous

Head of Growth

VERIFIED

Two blue lines

“It has been a genuine pleasure working with Karol. Their ability to thoroughly analyze solutions and subsequently drive impactful improvements is truly commendable. What sets them apart is not just their technical prowess but also their collaborative spirit.“ Read more

Anonymous

Head of Growth

VERIFIED

Two blue lines

“It has been a genuine pleasure working with Karol. Their ability to thoroughly analyze solutions and subsequently drive impactful improvements is truly commendable. What sets them apart is not just their technical prowess but also their collaborative spirit.“ Read more

Anonymous

Head of Growth

VERIFIED

Two blue lines

“It has been a genuine pleasure working with Karol. Their ability to thoroughly analyze solutions and subsequently drive impactful improvements is truly commendable. What sets them apart is not just their technical prowess but also their collaborative spirit.“ Read more

Anonymous

Head of Growth

VERIFIED