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[Job - 30415] Senior Data Developer, Brazil

5 days, 14 hours ago
Brazil
Full-time
Senior
Data Engineer
Software Development
Apache Spark AWS AWS CDK CloudFormation DynamoDB Git Linux Pandas Python SageMaker SQL Terraform TypeScript
Apply Now
CI&T

CI&T

CI&T is a global digital technology agency empowering agile growth for leading companies through advanced technologies with a team of 2000 experts worldwide.

Internet Software & Services
5K-10K
Founded 1995
View All Jobs 91

Description

  • Design, build, and maintain ETL/ELT pipelines for a modern data lake architecture.
  • Develop and optimize distributed data processing workflows using Python and PySpark.
  • Implement partitioning strategies to balance query performance, storage cost, and maintainability.
  • Write, optimize, and translate complex SQL queries for data transformation and modeling.
  • Migrate and modernize legacy RDBMS data pipelines into cloud-native analytics environments.
  • Contribute to reusable internal code libraries using object-oriented programming principles.
  • Work with AWS services such as Glue, Athena, Redshift, S3, Lambda, and EventBridge.
  • Collaborate with infrastructure and DevOps teams to provision data resources with IaC tools.
  • Monitor pipeline health, performance, and reliability using CloudWatch and observability tools.
  • Partner with analysts, scientists, and business stakeholders to turn requirements into scalable technical solutions.

Requirements

  • Experience building ETL processes and data pipelines with AWS.
  • Strong proficiency in Python as the primary programming language.
  • Hands-on experience writing and optimizing PySpark code for distributed data processing.
  • Strong SQL knowledge, including CTEs, window functions, aggregations, and conditional expressions.
  • Experience translating workloads from legacy RDBMS platforms to cloud environments.
  • Hands-on experience with AWS Glue, Athena, and Redshift.
  • Solid understanding of data lake architectures and partitioning strategies.
  • Working knowledge of object-oriented programming and reusable code libraries.
  • Comfort with Git, shell scripts, and Linux environments.
  • Familiarity with observability, monitoring, and metric tracking practices.
  • English at an advanced/fluent level.
  • Preferred experience with Delta Lake or Apache Iceberg.
  • Preferred knowledge of TypeScript.
  • Preferred experience with IaC tools such as CloudFormation, CDK, or Terraform.
  • Preferred familiarity with AWS services such as SageMaker AI, ECS, RDS, DynamoDB, IAM, or EventBridge.
  • Preferred experience with Pandas for data manipulation and analysis.
  • Preferred exposure to machine learning workflows or AI-driven data initiatives.

Benefits

  • Health and dental insurance.
  • Meal and food allowance.
  • Childcare assistance.
  • Extended paternity leave.
  • Access to gyms and wellness professionals through Wellhub (Gympass) and TotalPass.
  • Profit sharing and results participation (PLR).
  • Life insurance.
  • Continuous learning through CI&T University and partnerships with online learning platforms.
  • Discount club benefits.
  • Free online platform for physical, mental, and overall well-being.
  • Pregnancy and responsible parenting course.
  • Language learning platform.

Interested in this position?

Apply directly on the company website

Apply Now

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