jozwiaczek
Jakub Jóźwiak
Full Stack Engineer at ERGO Technology & Services
Warsaw, Poland

I am a senior software engineer with over seven years of experience in creating and maintaining web applications, servers, integrations, libraries, and more. I have an engineering degree in computer science, completed with distinction. I'm passionate about TypeScript, but I am also open-minded and curious about other languages and technologies 🚀

CodersRank Score

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This represents your current experience. It calculates by analyzing your connected repositories. By measuring your skills by your code, we are creating the ranking, so you can know how good are you comparing to another developers and what you have to improve to be better

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1,269
CodersRank Rank
Top 1%
Associate Developer
CSS
CSS
Top 10
ReactJS
ReactJS
Developer
Poland
Top 10
TypeScript
TypeScript
Developer
Poland
Show all badges
Highest experience points: 0 points,

0 activities in the last year

TypeScript
TypeScript
606.7
exp.
Top 0.3% out of 118K Worldwide Top 1% out of 715 Poland
JavaScript
JavaScript
197
exp.
Top 3% out of 279K Worldwide Top 5% out of 1K Poland
JSON
JSON
275.9
exp.
Top 1% out of 282K Worldwide Top 3% out of 1K Poland
CSS
CSS
73.3
exp.
Top 5% out of 265K Worldwide Top 7% out of 1K Poland
HTML
HTML
27.7
exp.
Top 18% out of 292K Worldwide Top 22% out of 1K Poland
Perl
Perl
13.2
exp.
Top 6% out of 21K Worldwide Top 5% out of 105 Poland
Java
Java
12.9
exp.
Top 36% out of 130K Worldwide Top 46% out of 614 Poland
ReactJS
ReactJS
Top 0.5%
NextJS
NextJS
Top 2%
Styled Components
Styled Components
Top 0.4%
Gatsby
Gatsby
Top 0.4%
NestJS
NestJS
Top 5%
NodeJS
NodeJS
Top 4%
TypeORM
TypeORM
Top 25%
Jest
Jest
Top 3%
Socket.io
Socket.io
Top 0.01%
mongoose
mongoose
Top 22%
ExpressJS
ExpressJS
Top 46%
Cypress
Cypress
Top 14%
NumPy
NumPy
Top 58%
Chai
Chai
Top 21%
Redux Saga
Redux Saga
Top 58%
Electron
Electron
Top 35%
node-postgres
node-postgres
Top 56%
Webpack
Webpack
Top 60%
Sinon
Sinon
Top 52%
Rollup
Rollup
Top 63%
Hibernate
Hibernate
Top 66%
Wpf
Wpf
Top 71%
Redux
Redux
Top 90%
Supertest
Supertest
Top 78%
RxJS
RxJS
Top 94%
List your work history, including any contracts or internships
ERGO Technology & Services
Sep 2021 - Present (3 years 9 months)
Warsaw, Poland Current workspace
Currently Jakub Jóźwiak supports the ERGO Technology & Services

Jakub Jóźwiak's scores will be added to this company.

Full Stack Engineer
- Creating and maintaining big-scale web applications and design system
- Frontend: React, Next, Vue, Storybook, Nx, Styled Components, Jest
- Backend: Node.js (Nest, Express), AWS, Postgres, Java
- DevOps: Kubernetes, Docker, Jenkins
- Estimating new projects
- Conducting Tech Talks
- Recruitment interviews
- Working with teams and clients from German
ReactJS typescript nodeJS next.js VueJS storybook nx Styled Components jest NestJS ExpressJS aws postgresql java kubernetes docker jenkins jira
Intent
Sep 2020 - Jul 2023 (2 years 10 months)
Remote
Full Stack Engineer
- Frontend: React.js, Next.js, Gatsby.js
- Backend: Node.js (Nest.js, Express.js), AWS, Firebase, Serverless, PostgreSQL, GraphQL, Sentry
- DevOps: CD/CD (CircleCI, Github Actions), Docker
- Estimating new projects
- TechTalks
- Developing/Maintaining company Open Source/Internal projects
- Work on various projects with foreign clients
typescript nodeJS ReactJS PostgreSQL serverless jest aws tdd agile ci/cd scrum unit testing jira github next.js NestJS gatsby ExpressJS firebase GraphQL docker Styled Components webpack css uml html material design pwa storybook nextjs websocket axios styled-components contentful eslint prettier git iot javascript
ETHWORKS
Jan 2020 - Oct 2020 (9 months)
Remote
Full Stack Engineer
Development on the web application related to the blockchain (ethereum). Using mainly Solidity, Ethers, TypeScript, JS, React, Gatsby, Electron, Styled Components, Storybook and the TDD approach with full covering tests (Unit, E2E, Integration).
ReactJS TypeScript Solidity javascript Ethers gatsby electron Styled Components storybook tdd jest styled-components react trello mocha scrum axios nodeJS node ExpressJS express

Add some compelling projects here to demonstrate your experience
Smart Gate
Jan 2021 - Present
Open source system for managing and handling access to any physical entry home gate.
NestJS typescript ReactJS nodeJS react styled-components axios jest styled components npm javascript node tdd ci/cd git github css adobe illustrator figma uml iot html postgresql pwa unit testing raspberry pi websocket
Check Source
Guitar Book
Aug 2020 - Jul 2021
Open Source Gatsby theme, mobile and SEO friendly with PWA for building guitar/songbooks
gatsby contentful ReactJS GraphQL eslint monorepo lerna adobe illustrator adobe photoshop javascript
Check Demo Check Source
Chat app
Demo of chat app
NestJS typescript ReactJS socket.io eslint prettier git github javascript unit testing Styled Components heroku netlify
Check Demo Check Source
This section lets you add any degrees or diplomas you have earned.
Polsko-Japońska Akademia Technik Komputerowych w Warszawie
Engineer's degree, Computer Science
Jan 2017 - Jan 2021
Udemy
Progressive Web Apps (PWA) - The Complete Guide
Oct 2020
UC-9554e6c0-79af-4a0c-98b4-db0d12a7aaf7
Udemy
Designing for 3D Printing with Fusion 360
Apr 2020
UC-071f6794-932d-4b42-bf2d-d36d2f047c78
Social Wolves
Team Mentoring Principles
Jun 2016
TMP-15/16-2281

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