Senior Software Engineer - Product Safety & Integrity (Remote)

Nerdleveltech; San Francisco (CA); Hybrid; USD 92,267 - 144,201; Full time

Job summary

Wikimedia Foundation is seeking a software engineer to join the Product Safety and Integrity Team. You will help build tools to identify and mitigate abuse, while protecting user privacy and maintaining high standards of security.

The role supports a mostly-remote environment with a preferred UTC-3 time zone, and involves collaboration with product managers, designers, and researchers to balance safety with user freedom across Wikimedia projects.

Qualifications

• 1+ years of professional software development experience.
• Experience building and maintaining large-scale applications.
• Proficiency in PHP, JavaScript or similar.
• Proficiency with relational databases.
• Strong foundation in security principles.
• Experience driving cross-team objectives.
• Experience delivering user and product impact.

Responsibilities

• Proactively develop and maintain tools that help identify, mitigate, and prevent abuse across Wikimedia projects.
• Design privacy-conscious systems that detect abuse while preserving user anonymity.
• Adapt abuse detection strategies to evolving browser privacy standards and platform architecture.
• Collaborate with product managers, designers, and researchers to create human-centered safety solutions.
• Write maintainable, high-quality code with long-term sustainability in mind.
• Implement observability to maintain system quality and reliability.
• Measure the impact of anti-abuse efforts across Wikimedia projects.

Skills

1+ years experience

PHP

JavaScript

Relational databases

Security principles

Cross-team collaboration

Product impact

Job description

Wikimedia Foundation is seeking a software engineer to join the Product Safety and Integrity Team. You will help build tools to identify and mitigate abuse, while protecting user privacy and maintaining high standards of security.

The role supports a mostly-remote environment with a preferred UTC-3 time zone, and involves collaboration with product managers, designers, and researchers to balance safety with user freedom across Wikimedia projects.