Remote Software Engineer, Back-End (Pentest Platform)

Horizon3

Emma

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Full-time

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Remote (for United States residents)

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about 1 month ago

Join Horizon3, a remote cybersecurity company focused on proactive security solutions.Work on the Pentest Data Platform team to transform pentest data processing from batch to real-time.Design and operate event-driven services for processing pentest data efficiently.Requirements:4+ years of software engineering experience.Proficiency in Python and/or Go, with experience in large-scale codebases.Production experience with PostgreSQL and AWS, including containers and orchestration.Bachelor's degree in Computer Science or related field, or equivalent experience.Benefits:Competitive salary range: $199,750 - $235,000 annually, plus equity options.Inclusive culture with growth opportunities and a fully remote work environment.Comprehensive health, vision, and dental insurance, flexible vacation policy, and generous parental leave.

User since: Aug 2026

User since: Jun 2026

User since: Oct 2025

About Horizon3:

Horizon3.ai answers the two most important questions in cybersecurity: If someone tried to compromise us, would we hold up? And, how do we withstand the onslaught of AI-powered attacks? Horizon3.ai’s NodeZero® shifts the advantage from attackers to defenders by giving organizations the power to fight AI with AI. The Proactive Security Platform autonomously tests your defenses at machine speed, safely finds and prioritizes exploitable attack paths, instantly verifies fixes, and drives a continuous loop so you can prove you’re resilient, not just hope you are. NodeZero, the World’s Best AI Hacker™, was built by an elite team of U.S. cyber veterans and has honed its skills over 225K production-safe tests, more than all manual pentests in history. More than 5,000 organizations including the NSA, CISA, Fortune 100 giants, and major healthcare providers trust Horizon3.ai to prioritize what matters and prove they’re ready for what’s next. Horizon3.ai has been recognized by Fast Company as one of the World’s Most Innovative Companies in 2026. The company ranked #3 overall on the 2025 Deloitte Technology Fast 500 and was named the #1 cybersecurity company on the Inc. 5000 in 2025. It has also been named to the Fortune Cyber 60 in both 2023 and 2025 and is a two-time Black Unicorn Award winner.

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Domain created: Dec 2017

www.horizon3.ai/

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Remote Software Engineer, Back-End (Pentest Platform)

Emma

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