International Logic Systems, Inc.

Sr. Java/J2EE Developer (with AWS)

Job Locations US-Washington, DC
IT Developer
Regular Full-Time


ILS is looking for a dedicated Java Developer to support one of our clients in the Washington, DC area.


This resource will be called on to support the project objective, which is to update some functionality within an existing, legacy revenue accounting system with a modern, expandable environment developed with the Amazon Web Service environment.


The new system will ingest data from legacy systems through either Kinesis or S3, and process the data via Lambda for storage in Aurora PostgreSQL. The system will then output data to existing revenue systems and data warehouses to meet the needs of the revenue accounting users.


  • This Java Developer role is a lead and hands-on role where the resource will spend most of his or her time writing code. The breakdown will be approximately 70% of time on coding and 30% of time on helping other team members.
  • This Developer should be a Senior Java Developer who has some experience being the most senior developer on a project and who has mentored other developers previously.
  • This Developer will be the go-to person for difficult development problems, Java/AWS design, code standards, code reviews, etc.


8+ Years of Relevant Experience (Java, J2EE Development)

8+ Years of US-based Experience

4+ Years Expereince with PostgresSQL Database or similar RDBMS, such as: Oracle, SQL Server, MY SQL, DB2), JSON file and XML file formats 

4+ Years Experience with Exceptions Handling, Retry and Batch Files Processing

3+ Years Experience with AWS Kinesis, Lambda, S3 Bucket, Aurora

3+ Years Experience in Agile Software Development Methodology

3+ Years of Experience in Leading/Mentoring 4-5 Developers in Previous Projects      

Bachelor's Degree

Excellent Communication skills and the ability to work well in a team environment that has a strong customer focus. 

Must possess focus, ownership, urgency, and drive to work as a dedicated member of an Agile Software team.   


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