Staff Software Development Engineer jobs in United States
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Zscaler · 1 day ago

Staff Software Development Engineer

positionSan Jose, CA
timeFull-time
remoteHybrid
senioritySenior Level, Lead/Staff
money$130K/yr - $185K/yr
date5+ years exp

Zscaler accelerates digital transformation through its cloud-native Zero Trust Exchange platform, which protects customers from cyberattacks and data loss. The Staff Development Engineer will be responsible for the design and optimization of the Zscaler Nanolog Service, focusing on enhancing the proprietary timeseries database and ensuring high-performance security solutions.

Cloud SecurityCyber SecurityEnterprise SoftwareSecurity
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H1B Sponsor Likelynote

Responsibilities

Design, develop, and test enhancements to the Zscaler Nanolog Service powered by the proprietary timeseries database
Profile and analyze system performance, identify bottlenecks, and deliver code improvements in areas such as memory management, file I/O, and data structures
Stay updated on emerging database technologies and trends to evaluate new concepts for our database kernel
Work closely with cross-functional teams, including product managers and other engineering leads, to define and prioritize technical requirements
Troubleshoot and debug complex database issues reported by internal teams or customers

Qualification

C programmingUnix/Linux platformsAlgorithmsData structuresDistributed systemsDatabase kernelsSchema designDebuggingPerformance optimizationCross-functional collaboration

Required

5+ years of C programming experience on Unix/Linux platforms
Deep proficiency in algorithms and data structures
Solid understanding of distributed systems and experience building scalable systems
Deep expertise in Unix/Linux OS internals and command-line utilities to build, debug, and optimize high-performance services
Bachelor's degree in Computer Science or a related technical field

Preferred

Understanding of database kernels and internal architectures
Proficiency in schema design and management for database and big data environments

Benefits

Various health plans
Time off plans for vacation and sick time
Parental leave options
Retirement options
Education reimbursement
In-office perks, and more!

Company

Zscaler

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Zscaler is a global cloud-based information security company that enables secure digital transformation for mobile and cloud.
dateFounded in 2008
location
San Jose, California, USA
people-size5001-10000 employees
web-link
https://www.zscaler.com

H1B Sponsorship

Zscaler has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (164)
2024 (220)
2023 (108)
2022 (144)
2021 (82)
2020 (51)

Funding

Current Stage
Public Company
Total Funding
$1.67B
Key Investors
TPG GrowthLightspeed Venture Partners
2025-07-01Post Ipo Debt· $1.5B
2024-04-23Post Ipo Equity· $22.7M
2018-03-16IPO

Leadership Team

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Jay Chaudhry
CEO, Chairman & Founder
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Hemant Dabke
Area Vice President
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Recent News

GlobeNewswire
Zscaler Appoints Sunil Frida as Chief Marketing Officer to Drive Next Phase of Global Growth
2026-01-06
MarketScreener
Zscaler appoints Sunil Frida as chief marketing officer to drive next phase of global growth
2026-01-06
thefly.com
Zscaler appoints Sunil Frida as chief marketing officer
2026-01-06
Company data provided by crunchbase