Radosław Mejer, Developer in Chmielno, Poland
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Radosław Mejer

Verified Expert  in Engineering

Web Programming Developer

Location
Chmielno, Poland
Toptal Member Since
June 29, 2018

Radek is senior-developer with almost a dozen years of experience. He is self-taught with expertise in back-end development, full-stack development, and DevOps. As the former CTO at Desmart, he improved the company's technological stack. Radek specializes in building back-end application based on Laravel.

Portfolio

{ } JSGeeks consulting
GraphQL, TypeScript, Node.js, GitHub, MySQL, SQL, Linux, REST APIs, JavaScript...
Desmart
GraphQL, Docker, Node.js, Laravel, GitHub, MySQL, SQL, Linux, Swagger...

Experience

Availability

Part-time

Preferred Environment

Docker, Node.js, Laravel, Linux, Visual Studio Code (VS Code), Vim Text Editor, Git

The most amazing...

...thing I've coded is a browser extension which extracts recipe details from a given webpage.

Work Experience

Freelance Developer

2018 - PRESENT
{ } JSGeeks consulting
  • Handled technical debt.
  • Made an MVP within a tight deadline.
  • Maintained and improved legacy code base.
  • Created an online event app.
  • Integrated a video streaming service.
Technologies: GraphQL, TypeScript, Node.js, GitHub, MySQL, SQL, Linux, REST APIs, JavaScript, Web Programming

Web Developer/CTO

2008 - 2018
Desmart
  • Created web extensions extracting recipe data from a webpage.
  • Maintained the company's framework, and later replaced it with Laravel.
  • Designed a parser of classified ads which was responsible for categorizing ads based on a list of priorities.
  • Built an order and warehouse management system for a big second-hand bookshop.
  • Improved the company's technological stack.
  • Introduced continuous integration/deployment into the company.
Technologies: GraphQL, Docker, Node.js, Laravel, GitHub, MySQL, SQL, Linux, Swagger, REST APIs, PHPUnit, JavaScript, Web Programming, React, AdonisJS, PHP

Virtual—Assembly

Virtual—Assembly is a space where new art books can be shown and sold; it also hosts a dynamic and expansive public program of talks between artists in support of new and recent work.

Technology stack:
- Node.js
- Express.js
- GraphQL
- Svelte
- Postgres
- Knex.js

Integrations:
- Mux
- Stripe

Inscape

Inscape mission is to empower individuals along their self-care journey, helping them awaken to their full potential. It supports the community through modern meditation and relaxation experiences, a mindfulness app, and intentionally curated retail offerings.

Inscape is a guided meditation application featured on App Store for "Best New App."

Responsibilities:
- Dealing with technical debt
- Maintain and develop internal SPAs
- Provide new API functionalities

Technology stack:
- Node.js
- Hapi.js
- TypeScript
- Sequelize
- Postgres

UXPin

https://www.uxpin.com/
UXPin is a product design platform. It allows to design, collaborate, and present wireframes, mockups, and prototypes.

Responsibilities:
- Create the first MVP
- Train and mentor core development team

Technology stack:
- PHP
- MySQL
- Mootools

Fooder

Fooder is a "notebook" for recipes. Users can gather their recipes from different sites just by pasting the link to them or by using a browser extension.

Technology stack:
- PHP
- Laravel
- jQuery
- Phantom.js

Integrations:
- Chrome extension
- Firefox extension

baethon/kex

https://github.com/baethon/kex
Kex is an ORM-less for Knex. It borrows the concept of "model" from known active-records ORMs, however, it's restricted only to query builder.

Kex supports custom scopes, relations, timestamps, and soft-deletes.

GoGetDo

The Gogetdo app is a custom mobile solution that allows users to post local jobs and gigs. Gogetdo connects users with certified professionals and ordinary people who want to help.

Technology stack:
- PHP
- Laravel
- JS
- jQuery

Integrations:
- MangoPay

Entry

Entry is a program, which is used to manage massive sporting events and recreational places such as swimming pools, spa resorts, cinemas, philharmonic halls.

User-friendly interface improves work for companies, individual clients, and ticket agents. Entry also enables to choose seats, buy tickets and make online reservations in real-time.

Entry combines online systems with access devices (gates, printers, scanners, electronic bands) and makes sport and recreation service easy to reach.

Libraries/APIs

REST APIs, jQuery, Node.js, Ramda, PhpSpec, Facebook API, React, JSON API

Tools

GitLab CI/CD, Vim Text Editor, GitLab, GitHub, Travis CI, Git

Frameworks

PHPUnit, Laravel, Swagger, Eloquent, AdonisJS, Laravel Mix

Languages

JavaScript, PHP, SQL, GraphQL, Bash, TypeScript

Storage

MySQL, PostgreSQL, SQLite, NoSQL

Paradigms

Domain-driven Development, Object-oriented Programming (OOP), Agile Software Development, Functional Programming

Platforms

Linux, Visual Studio Code (VS Code), Docker, Rancher

Other

Web Programming, Legacy Code, Firefox Extensions, Chrome Extensions

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