Software Engineer

The Wikimedia Foundation, Inc. is a nonprofit charitable organization dedicated to encouraging the growth, development and distribution of free, multilingual, educational content, and to providing the full content of these wiki-based projects to the public free of charge. The Wikimedia Foundation operates some of the largest collaboratively edited reference projects in the world, including Wikipedia, a top-ten internet property.

• Perform day-to-day operational tasks (deployment, maintenance, configuration, troubleshooting) on many aspects of Wikimedia’s analytics infrastructure

• Assist in the research, design, and implementation of Wikimedia analytics infrastructure and services

• Implement and utilize configuration management and deployment tools (specifically puppet, salt)

• Coordinate and communicate with other members of the Wikimedia engineering teams

• Incident response and diagnosis of system outages or alerts

• Write and update internal documentation of systems and processes

• 2+ years of experience in an infrastrucure operations team

• Experience with configuration management systems and concepts (examples: puppet, chef, ansible, etc.)

• Experience with package management (e.g. Debian, RPM)

• Experience maintaining databases (MySQL, PostGRES, Cassandra, etc.)

• Experience with the use, maintenance and configuration of monitoring and metrics infrastructure (ganglia, nagios, icinga, graphite, grafana, etc.)

• Load testing and capacity assessments

• Comfort with shell and scripting languages used in an operations engineering context (Bash, Python, Ruby, etc.)

• Ability to work independently as needed, as an effective part of a globally distributed team

• Excellent written and oral English skills

• B.S. or M.S. in Computer Science or equivalent work experience

• Hands-on experience managing a Big Data cluster: Hadoop, HDFS, Oozie, Spark, Hive, Parquet, Kafka

• Familiarity with data warehouse patterns

• Knowledge of systems and network security issues and trends

• Understanding of the conceptual advantages of Open Source projects and tools

• Familiarity with JVM packaging systems (Maven, sbt, Gradle, Archiva, Nexus, etc.)

• Experience writing and building C applications

• Experience supporting, working and communicating with an online community of volunteers