Principal Engineer (Web3)

TL;DR

Principal Engineer (Web3): Owning hirify.global’s public edge architecture, the global entrypoint for all customer and partner traffic with an accent on designing and building the next-generation edge platform. Focus on simplifying traffic flows, reducing architectural complexity at scale, and building AI-assisted developer tooling that embeds edge standards directly into workflows.

Location: Stockholm, Milan

Salary: kr 1,076,536 SEK - kr 1,248,781 SEK

Company

hirify.global is a company in the fintech and e-commerce domain.

What you will do

• Own hirify.global’s public edge architecture, the global entrypoint for all customer and partner traffic.
• Design and build the next-generation edge platform that public services rely on for secure, reliable, low-latency traffic handling.
• Define how services are exposed, secured, routed, and monitored at the edge and implement the core patterns in production code.
• Design and implement the technical foundation for migrating 500+ production public endpoints to a scalable and secure model.
• Own and evolve edge security using AWS CloudFront and AWS WAF, defining secure-by-default patterns aligned with OWASP principles.
• Simplify traffic flows and reduce architectural complexity at scale.

Requirements

• A deeply hands-on expert in public or edge infrastructure with strong experience in AWS CloudFront and AWS Web Application Firewall (WAF).
• Experience designing and building large-scale, customer-facing systems operating at significant traffic levels.
• Experience leading architectural change by building reference implementations and enabling others to follow.
• Strong TypeScript mastery and write production-grade infrastructure code and tooling in TypeScript (AWS CDK), with high standards for abstraction design and maintainability.
• Understanding of global traffic management, caching, TLS, routing, distributed system failure modes, and performance trade-offs.
• Strong knowledge of web security fundamentals (e.g., OWASP Top 10) and experience applying edge protections such as bot mitigation and rate limiting.

Nice to have

• Experience with frontend engineering and modern frameworks such as React, especially in performance-sensitive environments.
• Strong knowledge of web performance optimization, including caching strategies and improving time-to-first-byte.
• Experience with edge execution or serverless request-handling models.
• Experience building AI-assisted developer tooling or automation systems.
• Experience defining infrastructure patterns adopted across multiple teams.
• Experience with other large-scale CDN or edge platforms such as Cloudflare, Fastly, or Akamai.

Culture & Benefits

• Please include a CV in English.
• Curious to learn more about hirify.global and what it’s like to work here?