How do Python crawlers learn? Learn about the responsibilities of recruitment positions and see how much you can earn for your skills

Five packs of spicy strips! 2021-09-15 12:41:16
python crawlers learn learn responsibilities


Hello everyone , I'm spicy .

As we all know, the previous articles of spicy bar are related to reptiles , I want to develop in this direction myself , So learn in advance about the job market for crawler Engineers , I also hope you don't step on the pit . Let's talk about what technology crawler engineers need to master, as well as the salary level and development prospect in various regions of the market .

Catalog

Responsibilities

Employment prospects

What's the future of development

Regional ranking of recruitment demand ( The national )

Wage income

Statistics by educational background

  The change trend of wages over the years

Recruitment examples


Responsibilities

What do reptile engineers do ? What's the job ? What capabilities are required ? What skills do you need to master ? I have been recruited by three big companies as crawler engineers , Let you know the responsibilities of reptile engineers in various industries .

Job requirements :
1、 understand HTTP agreement ,HTML/CSS/JavaScript etc. Web Develop related technologies , be familiar with xpath grammar ;
2、 be familiar with Linux Common commands , be familiar with selenium、appnium And other component operations ;
3、 be familiar with MYSQL、MongoDB The use of common databases and library tables 、 Index, etc ;
4、 Be proficient in using Python Write network request and processing script , understand GO Language or willing to transfer GO Language technology stack ;
5、 Familiar with page automation testing tools and processes , Ability to analyze and locate problems ;
6、 Yes hook Experience , understand Xposed Frame first ;
7、 Experience in Internet data collection and anti crawling is preferred ;
8、 Computer related major , Bachelor degree or above ;

  Job description
1. Directional data acquisition and crawling
2. Design crawler strategy and anti shielding rules , Improve the efficiency and quality of data capture
3. Development and maintenance of crawler system
Job requirements
1、 Bachelor degree or above , Computer related major ,3 More than years working experience in crawler development ;
2、 be familiar with html/css/xpath/ajax/xml Technology , be familiar with HTTP Transfer protocol , Proficient in web page capture principle and integration technology , Familiar with regular expressions ;
3、 Master Python Language , Rich anti climbing experience ;
4、 be familiar with MySQL、MongoDB、Redis;
5、 With data mining 、 natural language processing 、 Information retrieval 、 Machine learning background is preferred ;
6、 Experience in enterprise information data collection is preferred .

  Responsibilities
1、 Participate in the architecture design and development of distributed crawler and data acquisition system ;
2、 Use mainstream big data related technologies , Clean the captured web page data 、 Storage, etc , And continuously optimize the platform , In order to meet various crawling business needs ,;
3、 Responsible for designing crawler strategy and anti shielding rules , Improve the efficiency and quality of web crawling , Such as analysis and prediction 、 Quality judgment 、 Research on closure and anti closure, etc ;
4、 Focus on vertical domain data crawling , Capture and analyze multi platform information ;
5、 Study the optimization algorithm , Improve the stability of the crawler system 、 Extensibility , Follow up technical hot spots , Update new crawler functions in time , Continuously optimize the distributed crawler strategy .


Professional requirements
1、 Bachelor degree or above , Computer and other related majors ,3 More than years working experience in reptile , There are e-commerce platforms, such as Amazon 、 Express experience is preferred ;
2、 Proficient in automatic acquisition and anti automatic acquisition technology , Master http The underlying protocol ;
3、 Proficient in deep crawl 、 Dynamic web page capture technology 、 Browser simulation capture technology, etc , Get information from structured and unstructured data ;
4、 Proficient in Distributed Systems 、 Multithreading 、 The cloud service , Proficient in more than one open source framework , be familiar with scrapy、 requests And one or more automatic acquisition frameworks and principles , Experience in developing automatic acquisition framework ;
5、 Good communication skills 、 Learning ability and sense of responsibility .

【 After reading this recruitment, spicy bar said that there was great pressure , There are still many things to learn , Some fans asked me how to learn reptiles , In fact, there are many online tutorials , But the system is not systematic , It's still difficult to learn by yourself , The best way is to learn from the responsibilities of recruitment positions 】 

Employment prospects

What's the future of development

2020 Annual recruitment of reptile Engineers 1842 individual , Than 2019 The year dropped. 35%. The data comes from recruitment websites all over the world , Search only job name , The data may deviate from the objective reality due to the stability of the capture system and other factors , For reference only . 

Regional ranking of recruitment demand ( The national )

Where is the highest demand for reptile engineers in the country ? It's better for reptile engineers to work in Shenzhen or Beijing ? The recruitment demand of reptile engineers in Shenzhen is the highest , Occupy 20.7%, In the whole country 1. Next is Beijing 18.6%, Shanghai occupies 18.5%, Guangzhou Zhan 10.0%. Statistics depend on the public data published by various platforms , System stability affects objectivity , For reference only .

【 The first tier cities add up to more than 60% , The rest basically belong to second tier cities , What if I go to the third and fourth lines in my hometown 】

Wage income

  How much is the salary of reptile engineers usually a month ? Average wage ¥ 15.8K/ month , Most people take 20K-30K,2021 Year comparison 2020 The year dropped. 12%.

Statistics by educational background

The salary of reptile engineer is calculated according to educational background , College salary ¥11.4K, Undergraduate salary ¥17.4K, Master's salary ¥20.8K

  The change trend of wages over the years

How about the salary of reptile engineers this year ?2021 Average annual salary of reptile Engineer ¥15.8K,2021 The annual salary is less than 2020 year , a 2020 The year dropped. 12%.2020 Annual wage ¥18.0K,2019 Annual wage ¥18.5K,2018 Annual wage ¥18.9K,2017 Annual wage ¥17.6K,2016 Annual wage ¥15.4K,2015 Annual wage ¥15.3K,2014 Annual wage ¥16.3K. Data statistics depends on the public data released by major platforms , System stability affects objectivity , For reference only .

【 College degree is also OK , Education is the key to success , What ultimately determines your salary is your ability and career quotient 】

Recruitment examples

【 There are still many posts , It mainly depends on your city , Staying in Beijing, Shanghai and Guangzhou is the easiest stepping stone 】

If it works for you , Remember to give spicy strips three times .

版权声明
本文为[Five packs of spicy strips!]所创,转载请带上原文链接,感谢
https://pythonmana.com/2021/09/20210909161448795n.html

  1. Python - Programmation orientée objet - pratique (6)
  2. Python - Programmation orientée objet - réflexion hasattr, GetAttr, GetAttr, delattr
  3. Python - Programmation orientée objet - _Dict
  4. Python - pydantic (2) Modèle imbriqué
  5. Non-ASCII character ‘\xe5‘ in file kf1.py on line 4, but no encoding declared; see http://python.or
  6. python笔记(一)
  7. Non - ASCII character 'xe5' in file kf1.py on Line 4, but no Encoding declared;Voirhttp://python.or
  8. Notes Python (1)
  9. Talk about how JMeter executes Python scripts concurrently
  10. In Beijing, you can't see the moon in the Mid Autumn Festival. Draw a blood red moon in Python
  11. Un des pandas crée un objet
  12. Machine learning | unitary regression model Python practical case
  13. Draw a "Lollipop chart" with Excel and python
  14. Python uses scikit learn to calculate TF-IDF
  15. Getting started with Python Basics_ 3 conditional statements and iterative loops
  16. Python dynamic properties and features
  17. 云计算开发:Python内置函数-min()函数详解
  18. [Python skill] how to speed up loop operation and numpy array operation
  19. 雲計算開發:Python內置函數-min()函數詳解
  20. Développement de l'informatique en nuage: explication détaillée de la fonction intégrée python - min ()
  21. 从0起步学Python(附程序实例讲解)第1讲
  22. 从0起步学Python(附程序实例讲解)第1讲
  23. Apprendre Python à partir de 0 (avec des exemples de programme) leçon 1
  24. Apprendre Python à partir de 0 (avec des exemples de programme) leçon 1
  25. With Python, I'll take you to enjoy it for a month when the Mid Autumn Festival is coming
  26. You can't write interface software in Python! Which software on sale has no UI?
  27. Python国内外原题解析及源码1~15
  28. Python实现长篇英文自动纠错~
  29. Python implémente la correction automatique des erreurs en anglais long
  30. Analyse des problèmes originaux et code source de Python au pays et à l'étranger 1 ~ 15
  31. 一张思维导图学Python之表白
  32. Python教学中课程思政建设的研究探索2
  33. Recherche sur la construction idéologique et politique du Programme d'études dans l'enseignement Python 2
  34. Une présentation de la cartographie mentale Python
  35. Python高级用法总结(8)-函数式编程
  36. Python + Mirai development QQ robot starting tutorial (2021.9.9 test is valid)
  37. Python Advanced use Summary (8) - functional Programming
  38. How to get started with Python and share learning methods for free. All you want to know is here
  39. Python + Mirai development QQ robot starting tutorial (2021.9.9 test is valid)
  40. Python趣味编程中(PPT适合青少儿和零基础学习Python)
  41. Python基础第1讲(含代码、Python最新安装包、父与子的编程之旅:与小卡特一起学Python中文版)
  42. 用 Python 增强 Git
  43. Python基礎第1講(含代碼、Python最新安裝包、父與子的編程之旅:與小卡特一起學Python中文版)
  44. Base Python leçon 1 (y compris le Code, le dernier paquet d'installation Python, le voyage de programmation parent - enfant: apprendre la version chinoise de python avec le petit Carter)
  45. Dans la programmation amusante Python (ppt pour les jeunes enfants et l'apprentissage de base zéro Python)
  46. 非常好的题目详解Python字典的用法
  47. Python teaches you to build wechat push live Betta reminder from 0 (single room simplified version)
  48. Python 协程与 JavaScript 协程的对比
  49. 手把手带你用Python实现一个量化炒股策略
  50. Main dans la main pour mettre en œuvre une stratégie quantitative de spéculation boursière en python
  51. Comparaison des coproductions Python et JavaScript
  52. 【python种子项目ppc】一行代码生成项目与开发详细指导
  53. Docker 部署一个用 Python 编写的 Web 应用
  54. Python - poetry(4)管理环境
  55. Python - poetry(2)命令介绍
  56. [Python Seed Project PPC] a line of Code Generation Project and Development detailed guidance
  57. Introduction à la commande python - Poetry (2)
  58. Python - Poetry (4) Management Environment
  59. I collected Banhua's spatial data set in Python. In addition to meizhao, I found her other secrets again!
  60. I modified ban Hua's boot password in Python and found her secret after logging in again!