Caleb Spencer Email & Phone Number

Columbus, Ohio

Developed end-to-end big data processes using Java Spark.Gave technical interviews to candidate developers.Coordinated and performed complex code releases with multiple technologies with no down time.Served as point of contact and technical lead during simulated disaster recovery and sustained resiliency events.Identified processes that were using high amounts of memory and CPU time using Linux command line tools.Developed data load processes using Teradata BTEQ with shell wrapper scripts.Managed multiple git repositories as a senior developer, i.e. set and updated pre-receive hooks, onboarding new members, setting branching stratagies and communicating branching and coding standards with other developers.Compiled custom jars using maven commands to overwrite central repository dependencies for testing and logging purposes.Created automated testing and build jobs using Jenkins.Created custom preprocessing scripts using python, shell, and shell tools including awk, sed, cURL, etc.Developed big data ingestion processes using Informatica, Ab Initio.Performed data analysis and profiling on multiple source types including files, tables, REST APIs , kafka.Used SQL to perform data analysis and assist business analysts in decision making around new data warehouse.

Contract-to-hire at JPMorgan Chase for first few months.

Columbus, Ohio Area

OCLC Project - ETL DeveloperMain responsibilities: Create and run mappings, sessions, and workflows in Informatica Power Center, build UNIX shell scripts to transfer, validate and prepare data before loads, use SQL to profile, extract, and validate data.Tools used: Informatica Power Center, CentOS, DB2, MySql, Eclipse.Other skills used: XQuery, Perl, Java, Regular Expressions.

Huntington, West Virginia Area

Provide first tier support to Special Metals employees, manage user accounts in Active Directory, troubleshoot and solve network problems among other operational technical problems. Work under the senior network engineer doing various tasks such as configuring and installing switches and routers, organizing network closets and disconnecting obsolete hardware, planning and installing wireless access points and scanning areas for wireless connectivity quality and strength.

Created a website for the company from scratch, then assisted in keeping it up to date. I also managed the inventory system and fixed general problems around the office.