Senior Software Engineer

Zscaler

full-time

Posted on: 9/22/2025

Origin: • 🇺🇸 United States

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💰 $119,000 - $170,000 per year

Senior

AWSCloudDockerPostgresReactRedisRSpecRubyRuby on Rails

About the role

Continuously shipping quality product by writing well organized, testable and high performing code
Addressing system and software bugs, developing product enhancements, and launching new features to scale within a Product Team construct
Supporting products and applications that operate in a 24x7 production environment, including participating in an on call rotation
Writing clear and concise documentation; share knowledge internally and across teams
Helping identify technical risk and mitigation plans
Collaborating with Product Management and Design teams taking small to medium features from concept to shipping as the sole programmer
Report to the Manager of Software Engineering

4+ years of experience shipping high-quality SaaS products and features with experience in taking ownership of a product or feature from concept to launch
Experienced with Ruby on Rails (or similar web application technologies) and other common libraries such as RSpec and Sidekiq
Experience with React, HAML, Redis, Postgres, AWS, Docker or a combination of similar tech
Confidence making architectural design decisions that improve scalability and performance for high-volume background tasks
Software testing skills to ensure we deliver the highest quality products that delight customers
Experience supporting products and applications that operate in a 24x7 production environment, including participating in an on call rotation
Knowledge of operating cloud-based relational databases (Postgres, etc) at scale, including replication, monitoring and optimization (preferred)
Experience in any field in security such as security product development, malware handling or processing, security operations workflows (preferred)