Job Description
About the Role
This is a remote position for a Senior Java Developer with a focus on Machine Learning and large-scale data systems. We are seeking a strong Java expert who can combine hands-on experience in ML frameworks, Python, and cloud-native infrastructure to build scalable, intelligent data solutions.
Key Responsibilities
- Design, develop, and maintain Java-based backend services for ML pipelines.
- Collaborate with data scientists to productionize machine learning models.
- Build scalable data ingestion, transformation, and processing pipelines.
- Implement APIs and microservices to integrate ML models into applications.
- Optimize performance of large-scale data systems.
- Deploy and manage ML workloads on Kubernetes or cloud platforms.
- Ensure code quality, testing, and adherence to software engineering best practices.
- Monitor, troubleshoot, and tune ML systems in production.
Requirements
- Bachelor’s or Master’s degree in Computer Science, Data Science, or related field.
- Relevant ML or cloud certifications advantageous (7+ years of backend development experience in Java).
- Strong knowledge of Machine Learning concepts and frameworks specifically TensorFlow 2.x.
- Experience with Matrix Factorization and factorization machines is advantageous.
- Solid Python programming experience for ML and data processing.
- Hands-on experience with large-scale data systems and distributed architectures.
- Experience deploying applications on Kubernetes and containerized environments.
- Strong SQL and NoSQL database skills.
- Experience with RESTful APIs and microservices architecture.
- Familiarity with CI/CD pipelines and DevOps best practices.
- Strong debugging, performance tuning, and problem-solving skills.
- Experience with cloud ML platforms.
- Knowledge of big data frameworks (Apache Spark, Hadoop).
- Exposure to model monitoring, logging, and MLOps practices.
- Experience with version control for ML models and data pipelines.
Qualifications
No formal education or certifications mentioned.
How to Apply
Click the green “Go Apply” button below to apply directly online with the employer.
About Other IT/Computer Jobs in Gauteng
The IT and computer industry is one of the most dynamic and growing sectors in Gauteng, with a thriving job market that offers a wide range of opportunities for career advancement.
In terms of salary ranges, IT professionals in Gauteng can expect to earn anywhere from R800 000 per annum for junior positions to over R2 million for senior executives. The average salary for software engineers is around R1.5 million, while data analysts can earn between R900 000 and R1.2 million. With experience and skills, IT professionals in Gauteng can expect significant salary increases, with some roles offering bonuses and benefits that can increase their overall remuneration.
To succeed in the IT industry in Gauteng, candidates need to possess a range of key skills, including programming languages such as Java, Python, and C++, as well as experience with databases, cloud computing, and cybersecurity. Strong problem-solving skills, attention to detail, and excellent communication skills are also essential for success in this field. Additionally, knowledge of ITIL (Information Technology Infrastructure Library) and Agile methodologies can be highly valued by employers.
Several major companies and industries in Gauteng are currently hiring IT professionals, including technology firms such as Microsoft, IBM, and Oracle, as well as banks and financial institutions like Standard Bank and Nedbank. The finance industry is also a significant employer of IT staff, with roles ranging from software development to data analytics and cybersecurity.
Career growth opportunities are abundant in the IT industry in Gauteng, with many companies investing heavily in employee training and development programs. With experience and skills, IT professionals can move into senior leadership positions or start their own businesses, while also pursuing further education and certifications. The Johannesburg Stock Exchange (JSE) is also a significant employer of IT staff, with roles ranging from software development to data analytics and cybersecurity.
Overall, the IT industry in Gauteng offers a wide range of exciting career opportunities for job seekers with the right skills and experience. With salaries that are competitive with those offered by major companies globally, there has never been a better time to pursue a career in this dynamic and rapidly evolving field.
This information provides general career guidance. Actual salaries and requirements vary by employer.
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