Backend Developer (ETL Pipeline)

TL;DR

Backend Developer (ETL Pipeline): Designing and implementing ETL data pipelines supporting data ingestion, transformation, and integration within a bank ecosystem with an accent on developing services using Java, Apache Spark, and AWS-native services. Focus on building scalable data workflows, automating file transfers, and ensuring data governance and security standards.

Location: On-Site in McLean, VA or Wilmington, DE

Company

hirify.global is seeking an experienced Backend Developer for a W2 Contract Engagement within a Bank ecosystem.

What you will do

• Design, build, and maintain ETL pipelines for data ingestion, transformation, and delivery of large data sets.
• Develop scalable and maintainable backend services using Java and Apache Spark.
• Build data workflows using AWS Step Functions, Glue, and Lambda.
• Automate file transfers, ingestion, and validation from Discover into the Bank environment.
• Implement monitoring, alerting, and logging for data pipeline reliability.
• Collaborate with data engineers, QA, and cloud platform teams to ensure integration and performance.

Requirements

• Strong programming skills in Java for data processing and service design.
• Hands-on experience with Apache Spark (batch or streaming data processing).
• Proficiency in AWS cloud services (Step Functions, Glue, Lambda).
• Experience building and maintaining ETL pipelines or similar data ingestion workflows.
• Solid understanding of data structures, algorithms, and system performance optimization.
• Experience with CI/CD, Git-based workflows, and containerization.

Nice to have

• Experience with S3, DynamoDB, or Redshift.
• Familiarity with Terraform, CloudFormation, or other IaC tools.
• Exposure to Kafka or event-driven data ingestion.
• Knowledge of Python for data manipulation or Glue scripting.

Culture & Benefits

• Work in a fast-paced, collaborative environment.
• Opportunity for proactive problem-solving with excellent debugging and optimization skills.
• Focus on strong communication within the team.