162 articles — career tips, tech guides and industry insights
AUG
31
Firewall in cybersecurity — types (packet filtering, stateful, proxy, NGFW, WAF), how it works, top vendors (Palo Alto, Fortinet, Cisco, Check Point), and best practices.
AUG
31
Google Cybersecurity Professional Certificate 2026 — Coursera course by Google, 6 months, beginner-friendly, covers SOC, SIEM, incident response, Python, Linux. Salary impact and career path.
AUG
31
SOC analyst jobs in India 2026 — salary ₹4–25 LPA based on experience, top skills (SIEM, Splunk, QRadar, CrowdStrike), certifications, and top employers.
AUG
31
AWS Glue explained — serverless ETL service on AWS. Glue Data Catalog, Glue Crawlers, Glue Jobs (Spark/Python), Glue Studio, and integration with S3, Redshift, Athena, and Lake Formation.
AUG
31
dbt (data build tool) explained — SQL-first transformation framework. Models, tests, snapshots, macros, Jinja templates. dbt Cloud vs dbt Core, certifications, and ELT workflows on Snowflake/BigQuery/Databricks.
AUG
31
Apache Airflow explained — workflow orchestration platform. DAGs, operators, tasks, scheduler, executors (Celery/K8s/CeleryExecutor). Use cases, integrations, and best practices.
AUG
31
Spark architecture explained — Driver, Executor, Cluster Manager (YARN/K8s/Standalone), DAG scheduler, Task scheduler, and how a Spark job executes end-to-end.
AUG
31
Apache Spark explained for beginners — distributed data processing engine. Components (Spark SQL, DataFrames, Spark Streaming, MLlib), RDD basics, use cases, and a PySpark quick-start.
AUG
31
What is Snowflake in 2026 — fully managed cloud data warehouse on AWS/Azure/GCP. Architecture (storage + compute separation), editions, certifications, salary impact (15–25%), and comparison with Databricks and BigQuery.
AUG
31
Unity Catalog Databricks — unified governance for data + AI. Features (catalog/schema/table, fine-grained access, lineage, search), integrations (MLflow, Power BI), and best practices.
AUG
31
Databricks Data Engineer Associate 2026 — syllabus breakdown, 60-question exam, $200 cost, 70% passing score, prep resources, and a 6-week study plan. Earns 15–30% salary premium.
AUG
31
Azure Databricks — first-party Azure service based on Apache Spark and Delta Lake. Architecture, integration with Azure services (ADLS, Synapse, Data Factory), use cases (lakehouse, ML, GenAI), and cost optimisation.