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Best Certifications for a Data Engineer (2026 Guide)

Sourced and verified directory of the most demanded credentials in the market to help you land a role as a Data Engineer. We've filtered these certifications by market demand, salary increase, and exam difficulty to give you the best return on your study time.

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SQL Certification

data
Offered by Various (Oracle, Coursera)

Validates SQL proficiency for querying, manipulating, and managing relational databases.

Difficulty: Beginner+
Cost: $150–$200
Study Time: 6 Weeks
Est. Boost: +$3,000
SQLdatabasesqueriesjoinsaggregations

Associate Data Practitioner

data
Offered by Google

Foundation-level data certification covering data fundamentals and Google Cloud data analytics tools.

Difficulty: Intermediate
Cost: $99
Study Time: 6 Weeks
Est. Boost: +$4,000
GCPBigQuerydata analyticsSQLdata visualization

Snowflake SnowPro Core (COF-C02)

data
Offered by Snowflake

Validates core knowledge of Snowflake's cloud data platform including data loading, transformation, performance optimization, and administration.

Difficulty: Intermediate
Cost: $175
Study Time: 8 Weeks
Est. Boost: +$8,000
Snowflakecloud data platformSQLdata warehousingdata loading

Google Cloud Professional Data Engineer

data
Offered by Google

Validates the ability to design, build, and operationalize data processing systems on Google Cloud. One of the most respected data engineering certifications.

Difficulty: Advanced
Cost: $200
Study Time: 16 Weeks
Est. Boost: +$12,000
GCPGoogle CloudBigQuerydata pipelinesmachine learning

AWS Data Engineer Associate (DEA-C01)

data
Offered by Amazon Web Services

Validates ability to design, build, and maintain data infrastructure and analytics solutions on AWS.

Difficulty: Advanced
Cost: $150
Study Time: 10 Weeks
Est. Boost: +$8,000
AWSdata engineeringAWS GlueAmazon EMRApache Spark

Azure Data Engineer Associate (DP-203)

data
Offered by Microsoft

Validates expertise in designing and implementing data storage, data processing, and data security using Azure data services including Azure Synapse, Data Factory, Databricks, and Data Lake.

Difficulty: Intermediate
Cost: $165
Study Time: 10 Weeks
Est. Boost: +$10,000
Azure Synapse AnalyticsAzure Data FactoryAzure DatabricksAzure Data LakeSQL

Databricks Certified Machine Learning Associate

ai_ml
Offered by Databricks

Validates ability to use Databricks for ML workflows including feature engineering, model training, MLflow tracking, and deployment on the Databricks Lakehouse Platform.

Difficulty: Intermediate
Cost: $200
Study Time: 8 Weeks
Est. Boost: +$10,000
DatabricksMLflowApache Sparkmachine learningPython

Confluent Certified Developer for Apache Kafka

ai_ml
Offered by Confluent

Validates expertise in building real-time streaming applications using Apache Kafka and the Confluent Platform, covering producers, consumers, Kafka Streams, and ksqlDB.

Difficulty: Intermediate
Cost: $150
Study Time: 8 Weeks
Est. Boost: +$8,000
KafkaApache Kafkastream processingdata pipelinesKafka Streams

dbt Analytics Engineering Certification

ai_ml
Offered by dbt Labs

Validates proficiency in dbt (data build tool) for transforming data in warehouses, including modeling, testing, documentation, and deployment.

Difficulty: Beginner+
Cost: $200
Study Time: 6 Weeks
Est. Boost: +$6,000
dbtSQLdata modelingdata transformationdata warehousing

Databricks Certified Data Engineer Associate

ai_ml
Offered by Databricks

Validates ability to build and manage data pipelines using Databricks, Delta Lake, Apache Spark, and the Lakehouse Platform.

Difficulty: Intermediate
Cost: $200
Study Time: 8 Weeks
Est. Boost: +$8,000
DatabricksDelta LakeApache Sparkdata pipelinesETL

Astronomer Certification for Apache Airflow

ai_ml
Offered by Astronomer

Validates knowledge of Apache Airflow for orchestrating data pipelines, covering DAGs, operators, scheduling, and deployment.

Difficulty: Beginner+
Cost: $150
Study Time: 6 Weeks
Est. Boost: +$5,000
Apache Airflowdata pipelinesworkflow orchestrationDAGsPython