Frontend Developer React

Instaffo GmbH
1 month ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English, German
Experience level
Intermediate
Compensation
€ 55K

Job location

Tech stack

JavaScript (Programming Language)
PHP (Programming Language)
Application Programming Interfaces (APIs)
User Authentication
Databases
Linux
File Systems
JSON
Model View Controller (MVC)
Routing
Package Management Systems
Next.js
SQL Databases
Web Applications
ReactJS
Backend
Gitlab
GIT
Npm(Software)
Front End Software Development
User Administration

Job description

We are looking for an Intermediate JavaScript Frontend Developer to join our development team. The role focuses on building and maintaining modern web applications using React and Next.js, with close interaction

Requirements

The language requirements for this position are: German - Native speaker, English - Fluent., This position is not suitable for junior candidates. We are specifically seeking someone with solid practical experience and the ability to work independently on defined tasks., ## Required (MUST) Skills

  • Strong experience as a JavaScript Frontend Developer

  • Intermediate professional level (not junior)

Technical Requirements:

  • React (practical experience in production environments)

  • Next.js framework (routing, page structure, rendering concepts)

  • npm (package management, scripts handling)

  • Git

  • Ability to clone repositories

  • Pull, push, merge

  • Resolve basic merge conflicts

  • GitLab

  • Creating Merge Requests (MRs)

  • Reviewing and merging MRs

Backend Communication:

  • JSON APIs

  • Understanding of API endpoints

  • Knowledge of how backend systems deliver JSON data

  • JWT Authentication

  • Understands what JWT is

  • How JWT interacts with frontend and backend

  • Token handling in frontend applications

Architecture Knowledge:

  • MVC Pattern

  • Clear understanding of separation of layers

  • Ability to structure frontend projects accordingly


Optional (CAN) Skills

  • Linux

  • Basic system administration knowledge\

  • systemctl, units, journalctl\

  • Filesystem structure

  • User management

  • PHP & Yii2

  • Experience with PHP

  • Familiarity with Yii2 framework

  • Especially REST controllers

  • SQL

  • Basic to intermediate database knowledge

  • Query writing and understanding relational models

About the company

Wir entwickeln innovative Hardwarelösungen für digitale Werbemedien und verknüpfen sie intelligent mit unserer Online-Handelsplattform weDOOH. So bündeln wir Hardware, Software, Handelsplattform und professionelles Content-Management zu einem leistungsstarken DOOH-Gesamtsystem.

Apply for this position