Senior Python Developer

1 week ago

Johannesburg, Gauteng, South Africa FROSTBYTE Full time R2 000 000 - R2 500 000 per year

Job Overview:

We are seeking a highly skilled Senior Python Software Engineer – AI/ML to join our team. The ideal candidate will bring deep expertise in Python and end-to-end AI/ML product delivery, with strong experience in Large Language Models (LLMs), data engineering, and MLOps frameworks. Hands-on exposure to Databricks, Data Foundry, MLflow, Prefect, and Azure ML tooling will be highly advantageous

Key Responsibilities:

  • Design, develop, and deploy AI/ML systems into production environments.
  • Orchestrate and manage scalable data pipelines with a focus on quality, reliability, and efficiency.
  • Own the full AI/ML lifecycle:

o Data ingestion, preprocessing, and validation

o Model training, fine-tuning, validation, and optimization

o Deployment, monitoring, and scaling in production

o Continuous evaluation and improvement

  • Implement scalable and maintainable code aligned with modern development practices (CI/CD, testing, reviews).
  • Develop APIs and microservices to integrate AI/ML solutions into enterprise platforms.
  • Work with containerization and orchestration technologies (Docker, Kubernetes) to enable cloud native AI solutions.
  • Collaborate cross-functionally to deliver business-focused AI capabilities.

Core Competencies & Requirements

AI/ML Expertise

  • Proven experience in delivering production-grade AI/ML systems.
  • Strong understanding of
    LLMs
    (fine-tuning, embeddings, integration, and deployment).
  • Familiarity with NLP techniques and advanced ML workflows.

Software Engineering

  • Advanced proficiency in
    Python
    for AI/ML applications.
  • Skilled in scalable, maintainable code design and architecture.
  • Experience with
    CI/CD pipelines
    , automated testing, and modern development best practices.

Data Engineering

  • Hands-on experience with
    Databricks, Data Foundry
    , and
    Apache Spark
    for large-scale data processing.
  • Ability to build and maintain ETL/ELT pipelines with strong validation and governance.
  • Knowledge of pipeline orchestration frameworks such as
    Prefect
    (or Airflow).

MLOps & Frameworks

  • Practical experience with
    MLflow
    for tracking, orchestration, and reproducibility.
  • Strong knowledge of MLOps best practices and deployment strategies.

Cloud Platforms & Infrastructure

  • Hands-on experience with
    Azure ML services
    (Data Factory, ML Studio, Synapse).
  • Azure certification
    will be considered an advantage.
  • Exposure to
    AWS
    or
    GCP
    is beneficial.
  • Experience with
    Docker
    and container orchestration (Kubernetes).

API Development & Microservices

  • Proven ability to design RESTful APIs and microservices.
  • Experience integrating AI models into production workflows.
  • Familiarity with observability best practices (metrics, logging, tracing).

Educational Requirements:

  • B.Eng Electronic/Electrical Engineering or B.Sc Information Technology (Computer Science)
  • (Advantageous) Post Graduate Degree
  • (Advantageous) Lightning JS Certified Developer
  • (Advantageous) Oracle Java Certification

Experience Required:

  • Bachelor's degree
    in
    Computer Science, Computer Engineering, Software Engineering, or related field
    (BSc required).
  • Honours or Master's degree
    in a relevant field will be an
    advantage
    .
  • 7+ years of professional software engineering experience, with at least 3+ years focused on AI/ML.
  • Strong experience with ML frameworks such as
    TensorFlow, PyTorch, and Scikit-learn
    .
  • Agile methodology experience and strong collaboration skills.

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