Email Security Detections Developer
Posted on 2/13/2024
Cloudflare

1,001-5,000 employees

Web performance & security platform
Company Overview
Cloudflare's mission is to help build a better Internet. The company specializes in providing a content delivery network and DDoS mitigation services.
Consumer Software
Hardware

Company Stage

Series E

Total Funding

$354.3M

Founded

2009

Headquarters

San Francisco, California

Growth & Insights
Headcount

6 month growth

7%

1 year growth

15%

2 year growth

51%
Locations
Remote in USA
Experience Level
Entry
Junior
Mid
Senior
Expert
Desired Skills
TCP/IP
Kubernetes
Python
React.js
NoSQL
SQL
Postgres
Docker
Go
Redis
Data Analysis
CategoriesNew
Software Engineering
Requirements
  • Software development skills
  • Experience with Go, React, and Python
  • Knowledge of test frameworks such as Go testing package, GoMock, and React testing
  • Ability to stand up infrastructure using Kubernetes
  • Understanding of APIs and data access between separate systems
  • Experience in email and/or metadata analysis
  • Understanding of the latest security trends related to email-borne threats
  • Experience using a comprehensive data analysis platform and rule configuration
  • Understanding of the cyber threat landscape and threat actors
  • Experience tracking and analyzing cyber campaigns utilizing technical Indicators of Compromise (IOCs)
  • Ability to synthesize technical information and communicate it to both technical and executive-level stakeholders
  • Great oral and written communications skills
Responsibilities
  • Developing tools to identify, track, and defeat sophisticated email-borne cyber threats
  • Supporting multiple full stack applications mainly using Golang, React, Redis, Postgres, and Kubernetes
  • Examining and mitigating email-based threats in real time
  • Writing highly reliable code and YARA based detections to catch emerging email threats
  • Identifying Tactics, Techniques, and Procedures (TTPs) of ongoing cyber attacks
  • Collaborating with team members to develop new and innovative ways to present and interact with unique insights
Desired Qualifications
  • Working knowledge of email authentication protocols and experience in email header analysis
  • Experience analyzing, tracking, and defending against phishing attacks
  • Strong understanding of the cyber threat landscape, with expertise in advanced persistent threat (APT) groups
  • Working knowledge of OSI Layers, TCP/UDP/ICMP, DNS, HTTP/HTTPS, SMTP/SMTPS, SSH/SFTP/SCP, FTP
  • Familiarity with regular expressions and their practical application in tracking malicious activity
  • Working knowledge of SQL (e.g., Postgres) and NoSQL (e.g., Redis)
  • Experience with detection development using YARA
  • BS in Computer Science, Information Technology, Information Security, Computer Security, or Information Systems
  • Experience with Continuous Integration and Continuous Delivery environments (e.g., Docker, Kubernetes, etc.)