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Python Developer (Data Analysis & Machine Learning) - Remote (EST Hours) at ISTA Personnel Solutions. ISTA Personnel Solutions is a dynamic and fast-growing BPO company. We are not a recruitment agency - we operate as a dedicated extension of our clients’ teams, delivering high-quality service with precision, efficiency, and a personal touch.. We are recruiting a skilled . Python Developer. to support a U.S.-based client. This is a fully remote, full-time role suited to a technically strong developer who enjoys transforming complex data into actionable insights and building scalable machine learning solutions... PLEASE NOTE:. Working Hours:. Monday – Friday | 9:00 AM – 6:00 PM EST (4:00 PM – 01:00 AM South African time – subject to daylight savings). . Public Holidays:. This role requires working on both South African and U.S. public holidays (compensation for SA public holidays in accordance with the BCEA). . Internet Requirements:. A fixed fibre line with a minimum speed of 25 Mbps (upload & download) and wired Ethernet capability is mandatory. Applicants without a fixed fibre line cannot be considered.. Power Backup:. Reliable backup required to manage load shedding or outages. Applicants without a power backup cannot be considered.. Work Environment:. Fully remote.. Job Responsibilities (not limited to):. Lead data cleaning, manipulation, and statistical analysis of complex dataset.. Assist in developing and deploying machine learning models from concept to production.. Conduct code reviews and contribute to maintaining high-quality, well-documented codebases.. Troubleshoot and resolve issues within data pipelines and analytical workflows.. Collaborate with internal teams on technical specifications and solution design.. Industry Experience:. 2+ years of professional experience working with . Pandas. and . NumPy. 1+ year of professional experience using . Scikit-Learn. Strong experience with . Matplotlib. and statistical data analysis. Strong Python development skills. Experience working with structured and unstructured datasets. Excellent problem-solving and analytical thinking skills. Strong communication skills and ability to work within a remote team environment. Advantageous Skills:. Experience working with . APIs and Webhooks. Knowledge of . application security. and data protection practices. Experience using . Power BI. for reporting and visualization. Exposure to . Microsoft Azure. , . XGBoost. , or . PyTorch. If you are not contacted within 14 working days, please consider your application unsuccessful. . Company Location: South Africa.