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根据我前几年的经历,ds一般分为三大类,各大公司也分的非常清楚,可以直接看他们的招聘要求。
1. analytics ds
. 1point 3acres
对应 fb,linkedin,airbnb等公司的 data scientist, analytics职位。. 1point 3acres
主要技能就是sql, 简单的python(主要就是pandas),产品分析,定义metrics等等。
你可以参考这几个公司的要求。比如airbnb这个:
Qualities We Value
• Professional industry experience in a quantitative analysis role
• Comfortable in SQL and some experience with a programming language, with Python or R a plus. 1point3acres
• Ability to communicate clearly and effectively to cross functional partners of varying technical levels
• Ability to define relevant metrics that can guide and influence stakeholders to the appropriate and accurate insights
.1point3acres• Experience or willingness to learn tools to create data pipelines using Airflow
• Building clear and easy to understand dashboards (Tableau) and presentations
2. experimentation ds. 1point3acres.com
这个主要是分析实验的,用python或者R做实验分析。但主要还是stats要合理还。
参考airbnb的inference ds
Qualifications we value:
An ideal candidate should possess a good balance of statistical/technical skills, business acumen, and communication skills. A driven individual who’s keen to solve hard business problems is desired.
• A passion for Airbnb’s mission of helping people Belong Anywhere
• 3+ years in industry experience and a Master's degree in a quantitative field or Economics; PhD is a plus
• Ability to write clean and concise code, especially in R or Python
• Knowledge of statistics and a keen eye for detail
• Proficiency in SQL
• Solid understanding of product analytics & experimentation is a plus
• Thought leadership to tackle open ended questions or optimization problems
• Steadfast focus on creating impactful change
• Ability to partner with cross-functional teams using strong written and verbal communication -baidu 1point3acres
3. machine learning ds
这个的话会更需要建模,同样可以参考airbnb的algorithm ds,需要deep understanding of machine learning. ----
Here Are Example Traits We Value
• Advanced degree in quantitative field.
• 2+ years industry experience developing machine learning models at scale from inception to business impact. Proven ability to tailor your solutions to business problems in a cross functional team.
• Deep understanding of modern machine learning techniques and their mathematical underpinning, such as classification, clustering, optimization, deep neural network and natural language processing.
• Strong programming skill (Python, R preferred).
• Versatility to communicate clearly with both technical and non-technical audiences.-baidu 1point3acres
• Data analytical and data engineering experiences is a plus (Hive, Presto, Spark preferred).
• Experience productionizing real-time machine learning model is a plus..--
• Relevant industry experience is a plus.
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