Cognizant reviews

3.6

69% would recommend to a friend

(120,717 total reviews)
avatar

Ravi Kumar S

61% approve of CEO

64% positive business outlook

Cognizant has an employee rating of 3.6 out of 5 stars, based on 120,717 company reviews on Glassdoor which indicates that most employees have a good working experience there. The Cognizant employee rating is in line with the average (within 1 standard deviation) for employers within the Tecnologías de la información industry (3.7 stars).

Reviews by job title

121K reviews
3.0
May 27, 2026
Recommend
CEO approval
Business Outlook

Pros

Spearheaded the redesign of Azure-based ETL/ELT pipelines using Azure Data Factory and Azure Data Lake Storage (ADLS) to process 10M+ records daily, improving data throughput and scalability by 40%. • Designed and implemented a star schema enterprise data warehouse in Azure Synapse Analytics, reducing report generation time by 50% and enabling faster analytics consumption. • Built real-time data streaming pipelines integrating Apache Kafka with Azure Databricks lowering processing latency by 35% and supporting distributed workloads over 20TB of data. • Developed and integrated REST APIs to ingest external financial data into Azure Data Lake, improving cross-system data availability and reducing insurance policy issuance time by 30%. • Partnered with analytics teams to build SQL-based transformation and data modeling layers in Azure Synapse, developing DAX measures and data modeling practices to deliver analytics

Cons

Client requirements were always vague

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