Intermediate Data Scientist

LexisNexis South Africa Shared Services (Pty) Ltd Company; Johannesburg; Remote; ZAR 600 000 - 800 000; Full time

Job summary

A leading company in legal and professional services is seeking a Data Scientist III to support senior team members in data analysis and model development. The ideal candidate will have a strong background in machine learning, data science, and programming languages such as Python or Java. The role offers flexible working options and a commitment to work/life balance, along with comprehensive health benefits and retirement plans.

Benefits

Comprehensive health plan benefits

Disability insurance

Retirement benefits

Modern family benefits

Qualifications

• At least 2 years of relevant work experience or a master's degree.
• Formal training in machine learning and NLP methods.

Responsibilities

• Support senior Data Scientists and maintain existing models.
• Participate in result presentations to stakeholders.

Skills

Machine Learning

Natural Language Processing

Data Mining

Statistical Methods

Python

Java

Scala

Education

Undergraduate Degree

Master's Degree

Tools

AWS

GCP

Azure

Postgres

Elasticsearch

Spark

Ray

TensorFlow

Keras

PyTorch

BERT

Job description

AData Scientist IIIshould understand best practices and processes and be able to execute them independently, reviewing requirements and results with supervisors. Individuals in this role should work with managers to define project scope, and then execute the necessary methods to develop, test and deliver outcomes.

Responsibilities

• Primarily provide support to more senior Data Scientists
• Pulls data, cleans data, builds and maintains existing models
• Participates in result presentation to internal stakeholders

Preferred Qualifications

• At least an undergraduate degree in relevant field and 2+ years of relevant work experience
• Or a master's degree in a relevant field

Data Science and NLP Skills

• Formal training in machine learning dimensionality reduction, clustering, embeddings, and sequence classification algorithms
• Practical experience in Natural Language Processing methods and libraries such as spaCy, word2vec, TensorFlow, Keras, PyTorch, Flair, BERT, large language models and prompt engineering.

Technical Skills

• Strong Python, Scala or Java background
• Knowledge of AWS, GCP, Azure, or other cloud platform
• Understanding of data modelling principles and complex data models.
• Knowledge of relational and NoSQL databases (e.g. Postgres, Elasticsearch / OpenSearch, AWS Neptune)
• Knowledge of Spark, Ray, or other distributed computing systems highly preferred
• Knowledge of API development, containerization, and machine learning deployment highly preferred
• Interest in ML Ops / AI Ops highly preferred

Data Science Skills

• Competency in relevant skills and software packages
• Demonstrates competencies in relevant Data Science and / or Statistical frameworks
• Able to apply Machine Learning, Data Mining, and / or Statistical methods to build advanced models. Able to roll into production with senior guidance
• Understands and creates typical data steps to prepare and process data for analysis
• Able to execute standard coding for projects and processes to do the job successfully using company standard toolsets
• Independent support of small-scale projects.Support from others in supporting more complicated project steps
• Understands and executes complex methods within discipline, industry and domain

Work in a way that works for you

We promote a healthy work / life balance across the organization, with various flexible and remote working options available to employees.

Working with Us

LexisNexis Legal & Professional is proud to be an equal-opportunity employer. We are committed to equal opportunity employment regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status. Together, we are building a diverse and inclusive workplace.

Working for you

We believe in a healthy work / life balance. We know that your well-being and happiness are key to a long and successful career. These are some of the benefits we are delighted to offer : - Comprehensive, multi-carrier health plan benefits- Disability insurance- Dependent care and commuter spending accounts- Life and accident insurance- Retirement benefits (salary investment plan / employer stock purchase plan)- Modern family benefits, including adoption and surrogacy.

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