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Damian – React, Node.js, Express.js, experts in Lemon.io

Damian

From Poland (UTC+2)flag

Full-stack Web Developer|Middle-to-senior

Damian – React, Node.js, Express.js

Damian is a versatile Full-stack Developer with over 5 years of experience, specializing in React.js and Node.js. He has worked on projects across various domains, including pharmacy, finance, TV, and banking. With a strong foundational knowledge of JavaScript, Damian excels at solving complex technical challenges. Known for his pleasant and positive communication style, he is a valuable team player. His goal is to create high-quality, tested, and widely-used products that solve real-world problems and add significant value to users.

7 years of commercial experience in
Adtech
Advertising
Analytics
E-commerce
Energy
Environmental services
Insurance
Logistics
Media
Pharmaceutics
Proptech
Real estate
Video streaming software
Main technologies
React
7 years
Node.js
7 years
Express.js
4 years
Typescript
7 years
JavaScript
7 years
Additional skills
PostgreSQL
Docker
MongoDB
Ruby on Rails
Tailwind CSS
Sentry
Next.js
GraphQL
REST API
Redis
ElasticSearch
Prisma
AWS
Firebase
CircleCI
Nest.js
Direct hire
Possible
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Experience Highlights

Full-Stack Developer
Dec 2021 - May 20224 months
Project Overview

Worked as a full-stack software developer for one of the biggest energy providers in the world.

Responsibilities:
  • Created front-end and back-end architecture;
  • Implemented new features;
  • Wrote unit and integration tests;
  • Attended a few projects - client dashboard, admin tools, etc.;
  • Implemented customer offering system;
  • Implemented a user consent system;
  • Reviewed teammate's code;
  • Worked on Azure infrastructure.
Project Tech stack:
React
React Native
Node.js
Next.js
Express.js
Microsoft Azure
Docker
Full-Stack Software Developer
Sep 2019 - Dec 20212 years 3 months
Project Overview

It was a real estate advertising service for internal investors. Main features: adding various property offers, e.g., user is able to add an offer with old property, and other investors are able to offer their ideas for renovation. expected costs, calculations, etc.

Responsibilities:
  • Rewrote the entire front-end and back-end to the new versions of libraries;
  • Added an entire admin panel to manage the entire structure;
  • Added logging logic to monitor which actions are done by the user.
Project Tech stack:
React
Node.js
Express.js
Sharepoint
Docker
Styled-components
JavaScript
Typescript
Full-Stack Software Developer
Jan 2021 - Aug 20216 months
Project Overview

It was a contract for one of the biggest international TV stations. Participating in two applications; the first one was the advertising library, which was used for managing ads in client video players. The main purpose of the second project was to allow TV devices to use personalized ads when they are connected to the web. The advertising system was responsible mainly for parsing ads to TV-specific formats, sending the data to the devices, and aggregating the statistics.

Responsibilities:
  • Added new features for both apps;
  • Did the entire database - backend connection layer;
  • Refactored the code.
Project Tech stack:
JavaScript
Typescript
Node.js
Nest.js
Express.js
MongoDB
AWS
Docker
Software Developer
Jul 2019 - Dec 20201 year 5 months
Project Overview

The main purpose of the projects was to aggregate the offers of insurance from many insurances. The clients are able to buy insurance through the app, and the insurance can manage clients' orders/requests through it.

Responsibilities:
  • Created the entire front-end of the application from the beginning to the end;
  • Led the team of three developers, contacted the client, and planned the work.
Project Tech stack:
JavaScript
Typescript
React
Styled-components
Material UI

Education

2022
Computer Science
Bachelor's

Languages

English
Advanced

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