Data Scientist III

2 months ago

Johannesburg, Gauteng, South Africa LexisNexis South Africa Shared Services (Pty) Ltd Company Full time
About the Role

A Data Scientist III should possess a deep understanding of best practices and processes, enabling them to execute them independently while reviewing requirements and results with supervisors. This role involves working with managers to define project scope and executing the necessary methods to develop, test, and deliver outcomes.

Responsibilities
  • Primarily provide support to more senior Data Scientists
  • Pull data, clean data, build and maintain existing models
  • Participate in result presentation to internal stakeholders
Preferred Qualifications
  • At least an undergraduate degree in a 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 is required. Practical experience in Natural Language Processing methods and libraries such as spaCy, word2vec, TensorFlow, Keras, PyTorch, Flair, BERT, large language models, and prompt engineering is also necessary.

Technical Skills

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