Didas, M. and Alphonce Mutajwaa, S. 2025. The A Systematic Review of Big Data Techniques, Opportunities, and Challenges for Developing Countries: The Case of Social Media Networks Mining and Analytics. Journal of ICT Systems. 2, 2 (Jan. 2025), 123–147. DOI:https://doi.org/10.56279/jicts.v2i2.118.