CrawlJobs Logo
Vercel Logo Vercel · IT - Software Development

Software Engineer, CDN Security

United States 187000.00 - 280000.00 USD / Year · Job Posted January 11, 2026
Apply Position
Job Link Share

Job Description

We are looking for a Software Engineer to join our CDN Security team. You will secure customer websites by identifying malicious traffic patterns within billions of requests to millions of people. Your job is to ensure Vercel customers only pay for traffic they consider valid. You will report directly to the head of the CDN Product area.

Job Responsibility

  • Analyze traffic patterns to identify bad traffic and bad actors
  • Build & operate a scalable low latency Firewall for millions of websites
  • Push the state of the art forward for web security
  • Ensure Vercel customers only pay for traffic they consider valid

Requirements

  • At least 3 years of relevant experience handling denial of service attacks
  • Knowledgeable and experienced with web servers, and network protocols (e.g. HTTP, TCP)
  • Experience with distributed systems
  • Experience working in Go or Lua
  • Advanced Bot Detection & Observability capabilities

What we offer

  • Competitive compensation package, including equity
  • Inclusive Healthcare Package
  • Learn and Grow - we provide mentorship and send you to events that help you build your network and skills
  • Flexible Time Off
  • We will provide you the gear you need to do your role, and a WFH budget for you to outfit your space as needed
Vercel - All Job Offers

Looking for more opportunities?

Search for other job offers that match your skills and interests.

Suggested Tags: Frontend Developer Secretary Talent Manager Salesforce Administrator Data Analyst
Similar Jobs for

Software Engineer, CDN Security

8 matching positions

Software Engineer, CDN

Vercel is looking for engineers to help us build functional systems that improve...
Location
Location
United States , San Francisco; New York City
Salary
Salary:
196000.00 - 294000.00 USD / Year
vercel.com Logo
Vercel
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Intrigued about tackling the complex challenges serving petabytes of data and billions of requests to millions of people
  • A collaborative team player who believes in the power of strong teams to drive significant changes and innovations
  • Have at least 5 years of relevant experience
  • Have deep experience with how to make high performance systems scale in the cloud
  • Want to help protect the Vercel platform and our customers from abuse
  • Are keen to experiment, challenge norms and deliver secure and reliable systems that delight Vercel's users
  • Are knowledgeable and experienced with web servers, network protocols
  • Comfortable in Golang
  • Familiar with Cloud Services (e.g. AWS, Google Cloud, or others)
Job Responsibility
Job Responsibility
  • Help to scale and improve our infrastructure, availability and reliability by working with our backend engineers and product team to identify problems, create tooling and automation
  • Designing systems, writing code, and debugging systems in production
  • Orchestrates deploying, routing and serving for our customers through capabilities and tooling we maintain that leverage our own and other cloud providers' infrastructure for networking, TLS termination, routing, storage, caching and other novel edge services
What we offer
What we offer
  • Competitive compensation package, including equity
  • Inclusive Healthcare Package
  • Learn and Grow - we provide mentorship and send you to events that help you build your network and skills
  • Flexible Time Off
  • We will provide you the gear you need to do your role, and a WFH budget for you to outfit your space as needed
  • Fulltime
Read More
Arrow Right

Software Engineer, CDN

Vercel is looking for engineers to help us build functional systems that improve...
Location
Location
United States , San Francisco; New York City
Salary
Salary:
196000.00 - 294000.00 USD / Year
vercel.com Logo
Vercel
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Intrigued about tackling the complex challenges serving petabytes of data and billions of requests to millions of people
  • A collaborative team player who believes in the power of strong teams to drive significant changes and innovations
  • Have at least 5 years of relevant experience
  • Have deep experience with how to make high performance systems scale in the cloud
  • Want to help protect the Vercel platform and our customers from abuse
  • Are keen to experiment, challenge norms and deliver secure and reliable systems that delight Vercel's users
  • Are knowledgeable and experienced with web servers, network protocols
  • Comfortable in Golang
  • Familiar with Cloud Services (e.g. AWS, Google Cloud, or others)
Job Responsibility
Job Responsibility
  • Help to scale and improve our infrastructure, availability and reliability by working with our backend engineers and product team to identify problems, create tooling and automation
  • Designing systems, writing code, and debugging systems in production
  • Orchestrates deploying, routing and serving for our customers through capabilities and tooling we maintain that leverage our own and other cloud providers' infrastructure for networking, TLS termination, routing, storage, caching and other novel edge services
What we offer
What we offer
  • Competitive compensation package, including equity
  • Inclusive Healthcare Package
  • Learn and Grow - we provide mentorship and send you to events that help you build your network and skills
  • Flexible Time Off
  • We will provide you the gear you need to do your role, and a WFH budget for you to outfit your space as needed
  • Fulltime
Read More
Arrow Right

Senior Software Engineer, Frontend - Identity & User Security

Become an integral part of our Identity and User Security team, where you will p...
Location
Location
Singapore , Singapore
Salary
Salary:
Not provided
airwallex.com Logo
Airwallex
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s degree or above in Computer Science or a related engineering major
  • 5+ years of frontend development experience, including 2+ years specifically in frontend architecture
  • Have experience developing large-scale financial web systems
  • Proficient in HTML5, CSS3, ECMAScript 6+, and TypeScript
  • Proficient in React, VUE, Angular and corresponding technology stack
  • Strong knowledge of HTTP(s) protocols, RESTful specifications, and build tools like Webpack, Polyfull, Rollup.js
  • Expertise in Styled-Components, Emotion, or SCSS and frameworks like Material UI or Ant Design
  • Have experience building Backend-for-Frontend layers using Node.js
Job Responsibility
Job Responsibility
  • Build high-quality products using latest versions of React and TypeScript
  • Build micro-frontend web applications using domain-based design and Single SPA frameworks to ensure seamless integration
  • Leverage Apollo GraphQL as a Backend-for-Frontend (BFF) to build scalable and high-performance node service with simple and contact-based integration with backend
  • Partner with the design team to build our design system and common component libraries, benchmarking against industry standards like Material UI and Ant Design
  • Deliver NPM packages and library widgets with open source project to facilitate easy client integration
  • Leverage GCP, Aliyun K8S / Bucket CDN, and Cloudflare to deploy micro-frontends and Node.js services using GitLab CI/CD best practices
  • Adopt React Testing Library, Cypress, and Test Render to design high-quality unit test and e2e test with 80%+ coverage
  • Build no-code/serverless CMS systems for corporate and branding pages using Contentful and Next.js
  • Actively engage with the Frontend Guild, research cutting-edge technologies, and drive initiatives to build high-quality products and reduce technical debt
  • Fulltime
Read More
Arrow Right

Software Engineer

Software Resources has an immediate, long term contract job opportunity for a So...
Location
Location
United States , Orlando
Salary
Salary:
Not provided
softwareresources.com Logo
Software Resources
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Minimum 5+ years of experience developing software applications
  • Minimum 5+ years hands-on experience configuring systems
  • Minimum 5+ years of experience with some of the following specific technologies: OData, REST, SOAP, FTP/SFTP, JDBC, CSV, XML, JSON, XSL, encryption standards such as PGP, x509
  • Minimum 5+ years of experience working on JavaScript, CSS3 and HTML5 and third-party libraries such as React Js, Angular, jQuery
  • Minimum 5+ years of experience working server-side programming languages such as Net, Java, Ruby and Python
  • Minimum 3+years of experience in API development using web services and Service Oriented Architecture (SOA) methodologies
  • Minimum 3+years of experience in database technology, including SQLServer, Oracle, MongoDB and MySQL and caching mechanisms such as server caching, browser caching, CDN caching, database query caching, in-memory caching (like Redis and Memcached), and application caching
  • Expertise in comprehensive testing lifecycle inclusive of Unit Testing, User Acceptance Testing, Regression Testing, and Defect Remediation
  • Comfortable with Agile and Waterfall development lifecycles for project deliveries
  • Experience with software development lifecycle methodologies such as Scrum, Kanban, etc.
Job Responsibility
Job Responsibility
  • Read, analyze, design, build, test and debug applications for system integrations solutions with focus on HR data between internal and external systems
  • Design and implement applications using Web Services methodologies such as XML, XSLT, JSON, xPath and other related technologies
  • Design and build user friendly interfaces using scripting languages and front-end frameworks and libraries
  • Develop and manage server-side programming and APIs
  • Manage databases for HR data within the technology landscape for various subscribing systems
  • Participate in project and DevOps delivery from requirements gathering to deployment
  • Lead business and stakeholder teams to effectively translate business requirements into technical solutions keeping in mind best practices and industry standards
  • Perform fit-gap analysis to identify opportunities to automate and make existing processes more efficient
  • Collaborate with various teams, including third party vendors, Enterprise Applications and Infrastructure teams on various projects and day-to-day deliverables
  • Mentor junior team members to ensure deliverables are met
What we offer
What we offer
  • medical coverage
  • dental coverage
  • vision coverage
  • 401(k) with company match
  • short-term disability
  • life insurance with AD&D
  • Fulltime
Read More
Arrow Right

Software Engineer

Read, analyze, design, build, test and debug applications for system integration...
Location
Location
United States , Burbank
Salary
Salary:
80.00 - 86.00 USD / Hour
softwareresources.com Logo
Software Resources
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Minimum 5+ years of experience developing software applications
  • Minimum 5+ years hands-on experience configuring systems
  • Minimum 5+ years of experience with some of the following specific technologies: OData, REST, SOAP, FTP/SFTP, JDBC, CSV, XML, JSON, XSL, encryption standards such as PGP, x509
  • Minimum 5+ years of experience working on JavaScript, CSS3 and HTML5 and third-party libraries such as React Js, Angular, jQuery
  • Minimum 5+ years of experience working server-side programming languages such as Net, Java, Ruby and Python
  • Minimum 3+years of experience in API development using web services and Service Oriented Architecture (SOA) methodologies
  • Minimum 3+years of experience in database technology, including SQLServer, Oracle, MongoDB and MySQL and caching mechanisms such as server caching, browser caching, CDN caching, database query caching, in-memory caching (like Redis and Memcached), and application caching
  • Expertise in comprehensive testing lifecycle inclusive of Unit Testing, User Acceptance Testing, Regression Testing, and Defect Remediation
  • Comfortable with Agile and Waterfall development lifecycles for project deliveries
  • Experience with software development lifecycle methodologies such as Scrum, Kanban, etc.
Job Responsibility
Job Responsibility
  • Read, analyze, design, build, test and debug applications for system integrations solutions with focus on HR data between internal and external systems
  • Design and implement applications using Web Services methodologies such as XML, XSLT, JSON, xPath and other related technologies
  • Design and build user friendly interfaces using scripting languages and front-end frameworks and libraries
  • Develop and manage server-side programming and APIs
  • Manage databases for HR data within the technology landscape for various subscribing systems
  • Participate in project and DevOps delivery from requirements gathering to deployment
  • Lead business and stakeholder teams to effectively translate business requirements into technical solutions keeping in mind best practices and industry standards
  • Perform fit-gap analysis to identify opportunities to automate and make existing processes more efficient
  • Collaborate with various teams, including third party vendors, Enterprise Applications and Infrastructure teams on various projects and day-to-day deliverables
  • Mentor junior team members to ensure deliverables are met
What we offer
What we offer
  • Medical, dental, and vision coverage
  • 401(k) with company match
  • Short-term disability
  • Life insurance with AD&D
  • Fulltime
Read More
Arrow Right

Senior Software Engineer (HCM)

Senior technical role responsible for designing, building, and evolving enterpri...
Location
Location
United States , Orlando
Salary
Salary:
Not provided
softwareresources.com Logo
Software Resources
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Must have Staff HR/HCM knowledge
  • Must have HCM integration and framework experience
  • Experience with Workday connector PECI
  • Core Competencies – API, SOAP, REST
  • Seasoned Workday Engineer
  • Java scripting/scripting language, Rest API
  • Deep subject matter expertise in Workday HCM integrations, including PECI, Studio, Core Connector, Web Services API, BIRT, and EIB (5+ years)
  • Extensive experience developing Workday integrations for consumers and downstream systems, with strong understanding of HR data flows and architecture (5+ years)
  • Strong knowledge of Workday HCM business processes, security frameworks, advanced reporting, and Workday Security Integration concepts
  • Proficiency with integration technologies and standards including Web Services, XSLT, JSON, xPath, APIs, messaging bus, pub-sub, and ETL patterns
Job Responsibility
Job Responsibility
  • Design, develop, test, and deploy high-performance, scalable Workday integrations between internal and external systems using tools such as Workday Studio, EIB, RaaS, BIRT, and Workday Extend
  • Translate complex business and HR requirements into robust integration designs and technical specifications, ensuring data quality, security, and maintainability
  • Implement and optimize integrations leveraging Complex Calculated Fields, Workday Custom Reports, Web Services, XSLT, JSON, and xPath, following Workday SDLC and integration best practices
  • Assess Workday twice-yearly releases to identify impacts and opportunities, and implement enhancements that take advantage of new HCM features and capabilities
  • Troubleshoot and resolve critical integration incidents through root cause analysis, partnering with enterprise applications, infrastructure, and third-party teams as needed
  • Apply data integration best practices (APIs, messaging bus, pub-sub, ETL) to design resilient, secure, and reusable integration patterns across HCM platforms
  • Partner closely with architects, business systems analysts, and other software and data engineers to align solutions with enterprise architecture and HR technology strategy
  • Serve as a subject matter expert and technical lead on projects, explaining difficult concepts and influencing stakeholders to adopt sound technical approaches and standards
What we offer
What we offer
  • medical
  • dental
  • vision coverage
  • 401(k) with company match
  • short-term disability
  • life insurance with AD&D
  • Fulltime
Read More
Arrow Right

Senior Software Engineer (HCM)

Senior technical role responsible for designing, building, and evolving enterpri...
Location
Location
United States , Burbank
Salary
Salary:
90.00 - 93.00 USD / Hour
softwareresources.com Logo
Software Resources
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Must have Staff HR/HCM knowledge
  • Must have HCM integration and framework experience
  • Experience with Workday connector PECI
  • Core Competencies – API, SOAP, REST
  • Seasoned Workday Engineer
  • Java scripting/scripting language, Rest API
  • Deep subject matter expertise in Workday HCM integrations, including PECI, Studio, Core Connector, Web Services API, BIRT, and EIB (5+ years)
  • Extensive experience developing Workday integrations for consumers and downstream systems, with strong understanding of HR data flows and architecture (5+ years)
  • Strong knowledge of Workday HCM business processes, security frameworks, advanced reporting, and Workday Security Integration concepts
  • Proficiency with integration technologies and standards including Web Services, XSLT, JSON, xPath, APIs, messaging bus, pub-sub, and ETL patterns
Job Responsibility
Job Responsibility
  • Design, develop, test, and deploy high-performance, scalable Workday integrations between internal and external systems using tools such as Workday Studio, EIB, RaaS, BIRT, and Workday Extend
  • Translate complex business and HR requirements into robust integration designs and technical specifications, ensuring data quality, security, and maintainability
  • Implement and optimize integrations leveraging Complex Calculated Fields, Workday Custom Reports, Web Services, XSLT, JSON, and xPath, following Workday SDLC and integration best practices
  • Assess Workday twice-yearly releases to identify impacts and opportunities, and implement enhancements that take advantage of new HCM features and capabilities
  • Troubleshoot and resolve critical integration incidents through root cause analysis, partnering with enterprise applications, infrastructure, and third-party teams as needed
  • Apply data integration best practices (APIs, messaging bus, pub-sub, ETL) to design resilient, secure, and reusable integration patterns across HCM platforms
  • Partner closely with architects, business systems analysts, and other software and data engineers to align solutions with enterprise architecture and HR technology strategy
  • Serve as a subject matter expert and technical lead on projects, explaining difficult concepts and influencing stakeholders to adopt sound technical approaches and standards
What we offer
What we offer
  • medical, dental, and vision coverage
  • 401(k) with company match
  • short-term disability
  • life insurance with AD&D
  • Fulltime
Read More
Arrow Right

Senior Staff Engineer, Software

Our Senior Staff Software Engineer works with our Managers, Distinguished and Sr...
Location
Location
United States , Chevy Chase; Palo Alto; Dallas; Seattle
Salary
Salary:
120000.00 - 260000.00 USD / Year
geico.com Logo
Geico
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Fluency in at least one modern language (Go/Python preferred)
  • Understanding of compression algorithms, deduplication, encryption, and error correction
  • Understanding of SQL and NoSQL databases, including stateful services management and storage
  • Understanding of networking, caches, key/value stores, load balancing, global load balancing, queues, DNS and CDN
  • Deep knowledge of SRE practices, methodologies, and principles, along with a solid understanding of on prem and public cloud-based network, compute, and storage technologies
  • In-depth knowledge of hybrid cloud architecture, IaaS and PaaS technologies, container orchestration platforms (e.g., Kubernetes), cloud efficiency and observability etc.
  • Strong background in incident management
  • Ability to create incident response playbooks, runbooks, incident triaging strategies, and post-incident analysis to drive continuous improvement in system reliability and availability
  • Experience with open-source management and monitoring tools
  • Experience with infrastructure automation, tooling, and configuration management frameworks (e.g., Puppet, Chef, Ansible, Pulumi, Terraform, etc.)
Job Responsibility
Job Responsibility
  • Develop and drive the overall strategy for the Business Continuity and Disaster Recovery (BCDR) organization, aligning it with the organization's business goals and objectives
  • Provide thought leadership in BCDR, staying ahead of industry trends and emerging technologies to enhance our backup/restore posture
  • Conduct comprehensive risk assessments to identify potential threats and vulnerabilities
  • Design and implement robust strategies to ensure data safety, integrity and correctness
  • Lead the design and architecture of resilient and scalable systems, considering both on-premises and cloud-based solutions
  • Collaborate with cross-functional teams to integrate data safeguard best practices into the development and deployment processes
  • Develop and maintain comprehensive incident response plans to address various disaster scenarios on our orchestration and backup/restore systems
  • Conduct regular simulations and drills to ensure the readiness of the organization in the event of a disaster
  • Hands-on software engineering and SDLC best practices (Technical Review Documents, Architecture, Software Development, Software Reviews, Testing, Production Readiness Reviews, among others)
  • Evaluate, select, and implement cutting-edge technologies and tools to enhance our data safeguard capabilities including but not limited to processes, compliance, and visibility
What we offer
What we offer
  • Comprehensive Total Rewards program that offers personalized coverage tailor-made for you and your family’s overall well-being
  • Financial benefits including market-competitive compensation
  • a 401K savings plan vested from day one that offers a 6% match
  • performance and recognition-based incentives
  • and tuition assistance
  • Access to additional benefits like mental healthcare as well as fertility and adoption assistance
  • Supports flexibility- We provide workplace flexibility as well as our GEICO Flex program, which offers the ability to work from anywhere in the US for up to four weeks per year
  • Fulltime
Read More
Arrow Right