Justin Schreiber

Justin Schreiber has been working in various roles since 2017. In that year, they were a Vertriebsmitarbeiter im Außendienst for IST Pumpen und Dosiertechnik GmbH. In 2018, they moved to Tchibo Coffee Service GmbH as a Neukundenberater. In 2019, they became a Geschäftsführer for Reedos-Dosiertechnik. Currently, they are a Sales Manager for Unibloc Hygienic Technologies.

package com.example.demo.service;

import com.example.demo.model.User;

import java.util.List;

public interface UserService {

List<User> findAll();

User findById(Long id);

void save(User user);

void remove(Long id);

}