Remote Backend Jobs

Some people accept the internet as it is. We see what it could be.

At bunny.net, we don’t wait for change. We make it happen. You won’t find layers of red tape or play-it-safe thinking here. You’ll find people who move quickly, take ownership, and push ideas all the way to the edge. Literally.

You’ll build things that solve actual problems, not add to them.

We’re not perfect, and we don’t pretend to be. But we’re always improving. We’re looking for people who want to do the same, who take pride in their work, and aren’t afraid to challenge what’s possible.

Because everyone deserves a better internet. And we’re here to help it hop faster.

Responsibilities

• Build high-performance systems in C# (.NET) that power our CDN and security platform
• Build and evolve the core of , shaping how  and  work at the edge
• Write and maintain distributed systems that handle millions of requests per second
• Tune caching, routing, and protocol logic for speed and efficiency
• Collaborate with network and security engineers to optimize TLS/SSL, HTTPS, and proxy layers
• Partner across teams, from infrastructure to product, to bring new features to life and make existing ones shine
• Take ownership of projects from design through deployment and continuously improve them over time

• Deep C# (.NET) experience, or strong backend skills in Java or Go with a genuine willingness to switch to .NET
• Curiosity about network security (WAF, DDoS, or bot mitigation), even if it’s new to you
• Familiarity with reverse proxies like Nginx, or similar technologies
• Strong communication skills: you can explain complex ideas clearly and collaborate in an async, remote-first team
• A builder’s mindset: you take ownership, seek clarity, and aren’t afraid to figure things out independently
• A love for clean, performant code and a drive to constantly make systems better

• Hands-on experience or knowledge of WAF, DDoS mitigation, and bot detection technologies
• You’ve worked on CDN-like systems or performance-critical services before
• You’ve built or hosted side projects just because you had to know how it works whether at work, or on your own
• You love squeezing every bit of performance out of a system
• You enjoy pairing, sharing, and learning, because great engineering happens when ideas collide