Software Engineer, Agentic Discovery

About Us

At Cloudflare we are on a mission to help build a better Internet. Today the company runs one of the worlds largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware installing software or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network which gets smarter with every request. As a result they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazines Top Company Cultures list and ranked among the Worlds Most Innovative Companies by Fast Company.

At Cloudflare were not looking for people who wait for a polished roadmap; were looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a normalized problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration leveraging AI to ship faster today to make it better tomorrow while ensuring that every improvement no matter how small is shared across the team to lift everyone up. If youre the type of person who values curiosity over bureaucracy and that AI is a partner in solving tough problems to keep the Internet moving forward youll fit right in.

Available Locations: Lisbon or London (Hybrid)

About the Department

Emerging Technologies & Incubation (ETI) is where new and bold products are built and released within Cloudflare. Rather than being constrained by the structures which make Cloudflare a hugely successful business we are able to leverage them to deliver entirely new tools and products to our customers. Cloudflares edge and network make it possible to solve problems at massive scale and efficiency which would be impossible for almost any other organization.

About the Team

We build the products that enable the next era of the Internet: making domains Readable Discoverable and Callable for autonomous AI agents.

Here at Cloudflare agentic discovery is a core part of our vision for theAgentic Internet. As AI agents change how humans and machines find evaluate and act on information businesses need tools to control how they are represented and reached. We build capabilities that enable website owners to prepare their sites for agent interaction test and observe how agents read their content establish open interaction standards (like WebMCP and MCP) and create entirely new channels to reach agentic audiences.

We are a cross functional group that communicates and collaborates regularly. We celebrate our achievements support each other when we make mistakes and hold each other and our work to a high standard.

About the Role

We are looking for a Software Engineer to join our Agentic Discovery team to build the core systems protocols and customer-facing tools powering agent-web interactions.

In this role you will design and ship scalable software across edge infrastructure data pipelines protocol layers and developer tooling. You will work on cutting-edge standards like WebMCP MCP AEO and agent-native controls that enable content owners to manage how autonomous AI agents find parse and safely execute tasks on their digital properties.

What youll do

• Design and ship production-ready services that enable customers to evaluate test observe and measure how AI agents read represent and interact with their websites and applications.
• Build and maintain support for emerging agent protocols and integrations (MCP MCP Apps UCP MPP WebMCP).
• Implement fine-grained content controls (access management licensing auditing) and agent-native audience/business models (attribution monetization and analytics).
• Write clean secure well-tested code advocate for end-user privacy and help maintain high system reliability performance and documentation.
• Partner with software engineers researchers product managers design engineers and cross-Cloudflare stakeholders to take capabilities from concept to production.

Desirable Skills Knowledge and Experience

• Strong software engineering and distributed systems fundamentals.
• Experience building and operating reliable high-throughput production services.
• Solid understanding of APIs proxies caching web security and web performance.
• Hands-on experience or deep interest in AI agents tool calling Model Context Protocol (MCP) or agent harnesses.
• Ability to rapidly prototype evaluate architectural trade-offs and ship solutions in a fast-moving emerging technical domain.
• Strong written and verbal communication skills.

Bonus Points

• Fluency in Rust (with a big plus for experience in async Rust) or TypeScript/JavaScript edge runtimes (e.g. Cloudflare Workers).
• Hands-on experience with search Answer Engine Optimization (AEO) web crawling or RAG platform engineering.
• Open-source contributions to agent frameworks protocols web standards browser engines or distributed systems projects.
• Past experience contributing to a major web framework proxy CDN infrastructure or bare-metal backend cloud provider.
• Proven track record of debugging and resolving network-level and application-level performance bottlenecks.
• Understanding of cryptographic concepts (public-key encryption digital signatures hash functions) or privacy-preserving web protocols.

Compensation

Compensation may be adjusted depending on work location.

For Portugal based hires: Estimated annual salary is between 54000 - 75000.

• The final offer will be inclusive of time exemption in alignment with the applicable law and collective bargaining agreements.

Equity

This role is eligible to participate in Cloudflares equity plan.

What Makes Cloudflare Special

Were not just a highly ambitious large-scale technology company. Were a highly ambitious large-scale technology company with a soul. Fundamental to our mission to help build a better Internet is protecting the free and open Internet.

Project Galileo : Since 2014 weve equipped more than 2400 journalism and civil society organizations in 111 countries with powerful tools to defend themselves against attacks that would otherwise censor their work technology already used by Cloudflares enterprise customers--at no cost.

Athenian Project : In 2017 we created the Athenian Project to ensure that state and local governments have the highest level of protection and reliability for free so that their constituents have access to election information and voter registration. Since the project weve provided services to more than 425 local government election websites in 33 states.

1.1.1.1 : We released 1.1.1.1 to help fix the foundation of the Internet by building a faster more secure and privacy-centric public DNS resolver. This is available publicly for everyone to use - it is the first consumer-focused service Cloudflare has ever released. Heres the deal - we dont store client IP addresses never ever. We will continue to abide by our privacy commitment and ensure that no user data is sold to advertisers or used to target consumers.

Sound like something youd like to be a part of Wed love to hear from you!

Please note that applicants who progress to the offer stage of the interview process may be asked to attend an in-person interview within one of the Cloudflare Offices or Cloudflare Hubs. More details about this will be available at that stage of the interview process.

This position may require access to information protected under U.S. export control laws including the U.S. Export Administration Regulations. Please note that any offer of employment may be conditioned on your authorization to receive software or technology controlled under these U.S. export laws without sponsorship for an export license.

Cloudflare is proud to be an equal opportunity employer. We are committed to providing equal employment opportunity for all people and place great value in both diversity and inclusiveness. All qualified applicants will be considered for employment without regard to their or any other persons perceived or actual race color religion sex gender gender identity gender expression sexual orientation national origin ancestry citizenship age physical or mental disability medical condition family care status or any other basis protected by law. We are an AA/Veterans/Disabled Employer.

Cloudflare provides reasonable accommodations to qualified individuals with disabilities. Please tell us if you require a reasonable accommodation to apply for a job. Examples of reasonable accommodations include but are not limited to changing the application process providing documents in an alternate format using a sign language interpreter or using specialized equipment. If you require a reasonable accommodation to apply for a job please contact us via e-mail at or via mail at 101 Townsend St. San Francisco CA 94107.

Required Experience:

Unclear Seniority