Big Data Developer

KMM Technologies, Inc.; Rockville (MD); On-site; USD 140,000 - 180,000; Full time

Job summary

KMM Technologies, Inc. seeks a seasoned big data engineer to design and optimize petabyte-scale data pipelines in a modern cloud environment.

Requirements include 5+ years hands-on Big Data experience with Hadoop, Spark, Hive, Trino, SQL, Python/Scala, and strong AWS (S3, EC2, EMR/SMR). AI development tools and financial services domain are highly preferred.

Qualifications

• 5+ years hands-on Big Data experience.
• Proficient with Hadoop, Spark, Hive, Trino, SQL, Python/Scala.
• Petabyte-scale data processing experience.
• Strong AWS experience (S3, EC2, EMR/SMR) and performance tuning.
• AI development tools experience and Financial Services domain preferred.

Skills

Big Data

Hadoop

Spark

Hive

Trino

SQL

Python

Scala

Petabyte-scale data processing

AI development tools

AWS

S3

EC2

EMR/SMR

Tools

AWS

S3

EC2

EMR/SMR

Job description

Seeking 5+ years of hands‑on Big Data experience with Hadoop, Spark, Hive, Trino, SQL, Python/Scala, and petabyte‑scale data processing.

Strong AWS experience with S3, EC2, EMR/SMR, plus Spark performance tuning, data skew, partitioning, resource optimization, and production pipeline troubleshooting.

AI development tools experience (GitHub Copilot, Amazon Q, ChatGPT, Claude) and Financial Services experience are highly preferred.