Golang's comprehensive job search guide for Byte

Byte Go Lang job search strategy: resume preparation: highlight Go experience and skills, and quantify project results. Written test review: brush up on algorithm questions and master the basics and concurrency features of Go. Interview preparation: In-depth understanding of Go, understanding of the byte technology stack, and preparation of project experience and algorithm questions. Practical case: Building a RESTful API to demonstrate problem-solving capabilities.

Go Lang Jin Byte Job Search Guide

Directory

• Resume Preparation
• Written Exam Review
• Interview Preparation
• Practical Case

Resume Preparation

• Highlight Go language-related experience and skills
• Quantify project results and use data support
• Carefully write project descriptions and show ideas for solving problems
• Optimize resume format so that The content is concise and easy to read

Written test review

• Brush algorithm questions, focusing on reviewing data structures and algorithms
• Master the basics of Go language Grammar and standard library
• Understand Go language features such as concurrency and coroutine
• It is recommended to use LeetCode or Niuke.com and other question-answering platforms

Interview preparation

• Have in-depth understanding of Go language and can answer technical details
• Understand Byte’s technology stack, such as Kitex, DDD
• Experienced in preparing projects Detailed answers, highlighting the process and results of problem solving
• Practice the thinking process of algorithmic questions and demonstrate the ability to solve problems

Practical cases

Build a simple Go language RESTful API

package main

import (
    "encoding/json"
    "fmt"
    "net/http"

    "github.com/gorilla/mux"
)

type Person struct {
    ID   int    `json:"id"`
    Name string `json:"name"`
}

var people []Person

func main() {
    r := mux.NewRouter()
    r.HandleFunc("/people", getPeople).Methods("GET")
    r.HandleFunc("/people/{id}", getPerson).Methods("GET")
    r.HandleFunc("/people", createPerson).Methods("POST")
    r.HandleFunc("/people/{id}", updatePerson).Methods("PUT")
    r.HandleFunc("/people/{id}", deletePerson).Methods("DELETE")

    http.Handle("/", r)
    http.ListenAndServe(":8080", nil)
}

func getPeople(w http.ResponseWriter, r *http.Request) {
    json.NewEncoder(w).Encode(people)
}

func getPerson(w http.ResponseWriter, r *http.Request) {
    vars := mux.Vars(r)
    id := vars["id"]

    for _, p := range people {
        if p.ID == id {
            json.NewEncoder(w).Encode(p)
            return
        }
    }

    http.Error(w, "Person not found", http.StatusNotFound)
}

func createPerson(w http.ResponseWriter, r *http.Request) {
    var p Person
    json.NewDecoder(r.Body).Decode(&p)
    p.ID = len(people) + 1
    people = append(people, p)

    json.NewEncoder(w).Encode(p)
}

func updatePerson(w http.ResponseWriter, r *http.Request) {
    vars := mux.Vars(r)
    id := vars["id"]

    for i, p := range people {
        if p.ID == id {
            json.NewDecoder(r.Body).Decode(&p)
            people[i] = p
            json.NewEncoder(w).Encode(p)
            return
        }
    }

    http.Error(w, "Person not found", http.StatusNotFound)
}

func deletePerson(w http.ResponseWriter, r *http.Request) {
    vars := mux.Vars(r)
    id := vars["id"]

    for i, p := range people {
        if p.ID == id {
            people = append(people[:i], people[i+1:]...)
            w.WriteHeader(http.StatusNoContent)
            return
        }
    }

    http.Error(w, "Person not found", http.StatusNotFound)
}

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