IT Career Guides & Free Resources
Expert roadmaps, tutorials, salary guides and interview prep across Data Science, Generative AI, Python, Cloud & Analytics — written by GloryTecks trainers in Hyderabad.
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BigQuery Explained: Google's Serverless Data Warehouse
What “serverless” means in BigQuery, why its bill depends on the bytes a query reads, and the three habits that keep that number small: select only needed columns, partition and cluster tables, and check a query’s cost before running it.
Google Cloud Storage: Buckets, Classes and Best Practices
Google Cloud Storage holds the raw files of almost every data platform on Google Cloud. This guide covers buckets and naming, choosing a location, the storage classes with their minimum durations and retrieval fees, lifecycle rules and how conflicts between them are resolved, soft delete, and access control.
Vertex AI Tutorial: ML on Google Cloud
Vertex AI is now called Gemini Enterprise Agent Platform, and its machine learning tools work as before. This tutorial follows one model from data to predictions, explains the contract your training code must follow, and trains a real model locally to show what testing on a later day reveals.
How to Start a Career in Google Cloud in 2026
Google Cloud is the third of the big clouds by use, and most of its users work with another cloud too. But in some areas it is unusually strong: data, AI, mobile apps, and India. This guide uses survey data to show where those openings are, then sets out a 2026 start that spends nothing until you are ready.
Cost Controls and Budgets on Google Cloud
A budget on Google Cloud sends alerts; it does not stop spending. This guide sorts the cost tools into three jobs, seeing where money goes, being told when it changes and being stopped at a limit, and models a runaway query to show what each layer does to the month's bill.
Google Sheets for Data Analysis: Underrated Power Tools
Google Sheets features that turn it into a serious analysis tool: the QUERY function for SQL-like summaries inside a spreadsheet, ARRAYFORMULA for whole-column calculations, FILTER, REGEXEXTRACT for messy text, IMPORTRANGE for combining files, pivot tables, and where Sheets stops being the right tool.