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# Big Data Developer

- **Company:** Techno Talent Inc.
- **Location:** Rockville, MD, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Amazon S3, Automation of Tests, Big Data, Computer Programming, Information Engineering, Extract Transform Load (ETL), Apache Hadoop, Apache Hive, Python (Programming Language), Operational Databases, Performance Tuning, Query Optimization, SQL Databases, Data Processing, Sql Optimization, GitHub Copilot, Apache Spark, Kubernetes, GPT, Data Pipelines
- **Published:** June 16, 2026
- **Apply:** https://www.dice.com/job-detail/c3eed2d8-77c1-492c-b766-fb9fef3b2c66

## About the Role

* 8+ years of Big Data/Data Engineering experience
 * Strong hands-on experience with Apache Spark
 * Hadoop Ecosystem: Hadoop, Hive, Trino
 * Strong programming skills in Python or Scala
 * Advanced SQL (Joins, Window Functions, Aggregations, Query Optimization)
 * Experience building and supporting large-scale ETL/Data Pipelines
 * AWS Services: S3, EMR, Glue, Athena, Lambda
 * Experience troubleshooting Spark jobs, data skew, performance tuning, and large-volume data processing
 * Knowledge of Agile/Scrum development methodologies
 * Experience with AI-assisted development tools (GitHub Copilot, ChatGPT, Claude, Amazon Q)

Preferred Skills:

 * EKS / Kubernetes
 * CI/CD Pipelines
 * Test Automation
 * Production Data Pipeline Support
 * AWS Certifications
 * Financial Services Experience

## Description

We are seeking an experienced Big Data Developer with strong expertise in Apache Spark, Hadoop, AWS, Python/Scala, and SQL to build and optimize large-scale data processing solutions.


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