Raj Kishore Singh writes about data platforms, streaming, cloud migrations and engineering leadership. Blog posts, open-source projects and videos.https://rajkishoresingh.in/https://rajkishoresingh.in/blog/solid-design-principle/https://rajkishoresingh.in/blog/solid-design-principle/A quick reference to the five SOLID principles of object-oriented design, with what each one means in practice.Sat, 12 Jul 2025 00:00:00 GMTsoftware-designengineeringhttps://rajkishoresingh.in/blog/medallion-architecture/https://rajkishoresingh.in/blog/medallion-architecture/How the bronze, silver and gold layers organise data in a lakehouse, and why the pattern improves quality step by step.Wed, 05 Feb 2025 00:00:00 GMTlakehousedata-architecturehttps://rajkishoresingh.in/blog/data-lake-cloud-migration-strategy/https://rajkishoresingh.in/blog/data-lake-cloud-migration-strategy/A phased plan for moving a data lake between cloud providers while keeping disruption low and data intact.Fri, 24 Jan 2025 00:00:00 GMTmigrationclouddata-lakehttps://rajkishoresingh.in/blog/software-development-methodologies/https://rajkishoresingh.in/blog/software-development-methodologies/An overview of the common ways to plan and run software projects, from Waterfall to Agile and beyond.Thu, 02 Jan 2025 00:00:00 GMTengineeringproject-managementhttps://rajkishoresingh.in/blog/advance-career-data-engineer/https://rajkishoresingh.in/blog/advance-career-data-engineer/Practical ways to grow as a data engineer: deepen technical skills, think strategically and step into leadership.Sun, 29 Dec 2024 00:00:00 GMTcareerdata-engineeringhttps://rajkishoresingh.in/blog/cloud-native-data-streaming-platform/https://rajkishoresingh.in/blog/cloud-native-data-streaming-platform/The core building blocks of a streaming platform for high-volume ingestion, real-time processing, storage and low-latency delivery.Sun, 01 Dec 2024 00:00:00 GMTstreamingdata-architecturecloudhttps://rajkishoresingh.in/blog/amazon-kinesis-vs-msk/https://rajkishoresingh.in/blog/amazon-kinesis-vs-msk/Comparing AWS's two managed streaming services on technology, use cases, operations and flexibility.Sun, 10 Nov 2024 00:00:00 GMTstreamingkafkaawshttps://rajkishoresingh.in/blog/moscow-method/https://rajkishoresingh.in/blog/moscow-method/A simple way to prioritise requirements with stakeholders: must have, should have, could have and won't have.Thu, 19 Sep 2024 00:00:00 GMTproject-managementleadershiphttps://rajkishoresingh.in/blog/designing-etl-architecture/https://rajkishoresingh.in/blog/designing-etl-architecture/The key decisions when designing an ETL architecture that moves and transforms data from many sources reliably.Mon, 05 Aug 2024 00:00:00 GMTetldata-architecturedata-engineeringhttps://rajkishoresingh.in/blog/healthy-team-environment/https://rajkishoresingh.in/blog/healthy-team-environment/Strategies for a positive team culture that supports productivity, job satisfaction and well-being.Fri, 02 Aug 2024 00:00:00 GMTleadershipteams