Software Engineer - Security Platform jobs in United States
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Cloudflare · 1 week ago

Software Engineer - Security Platform

Cloudflare is on a mission to help build a better Internet, operating one of the world’s largest networks. The Software Engineer on the Security Platform team will build secure and resilient distributed systems for secrets and key management, enabling other engineering teams to deliver secure products efficiently.

AnalyticsEnterprise SoftwareSecurityWeb Hosting
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H1B Sponsor Likelynote

Responsibilities

Build secure and resilient distributed systems for secrets and key management that runs across our edge network spanning more than 310 cities in over 120 countries
Design and benchmark proposals; identify bottlenecks in existing systems
Work with and contribute to open source projects that help accelerate our delivery

Qualification

GoRustDistributed systemsCryptographyHSMsTPMsLarge-scale systemsTechnical problem-solvingOpen source contributionGossip protocolsConsensus protocolsWAL system design

Required

Familiarity with gossip, consensus and WAL system design and protocols
Experience working with large-scale systems (>10,000 nodes) and solving associated challenges
Strong technical problem-solving skills and ability to work under design constraints
Worked with codebases and developed in Go or Rust

Preferred

Track record of contributing to open source distributed systems projects
Strong cryptography background and able to work with cryptosystems at the primitives level
Worked with HSMs, TPMs, or other platform TEEs (AMD SEV, Intel SGX, Apple Secure Enclave)

Benefits

Medical/Rx Insurance
Dental Insurance
Vision Insurance
Flexible Spending Accounts
Commuter Spending Accounts
Fertility & Family Forming Benefits
On-demand mental health support and Employee Assistance Program
Global Travel Medical Insurance
Short and Long Term Disability Insurance
Life & Accident Insurance
401(k) Retirement Savings Plan
Employee Stock Participation Plan
Flexible paid time off covering vacation and sick leave
Leave programs, including parental, pregnancy health, medical, and bereavement leave

Company

Cloudflare

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Cloudflare is a web performance and security company that provides online services to protect and accelerate websites online.

H1B Sponsorship

Cloudflare 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 (117)
2024 (115)
2023 (66)
2022 (98)
2021 (83)
2020 (37)

Funding

Current Stage
Public Company
Total Funding
$2.08B
Key Investors
Franklin TempletonFidelityUnion Square Ventures
2025-06-13Post Ipo Debt· $1.75B
2019-09-12IPO
2019-03-12Series E· $150M

Leadership Team

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Matthew Prince
CEO & Co-Founder
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Lee Holloway
Co-Founder & Lead Engineer
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Company data provided by crunchbase