Senior Software Engineer developing core products for Bunny.net's CDN and DNS security. Collaborating remotely to enhance content delivery and edge security platforms.
Responsibilities
Build high-performance systems in C# (.NET) that power our CDN and security platform
Build and evolve the core of Bunny Shield, shaping how CDN Security and DDoS Protection 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
Requirements
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 (What will make us extra happy?)
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.
Benefits
100% flexible hours - Your work, your rhythm. Whether you thrive at 3 am or on a beach at noon, we've got you.
Remote-first by design - No offices, no commute, just the freedom to work anywhere. Miss the office? We’ll give you a 3-night voucher for visiting our headquarters.
Performance-based bonuses - Great work pays off, and we reward impact annually.
Medical, dental, and vision insurance - Coverage worldwide.
Paid time off - Love the slopes or the sea? Enjoy them with 25 vacation days, plus an extra loyalty day each year, capped at 5 years (30 days total), on top of your local public holidays.
Meeting-free Thursdays - We keep Thursdays meeting free internally so you can focus on deep work without interruptions.
Home office budget - We believe everyone is more efficient working in a comfortable office, and we're happy to help you set it up with an annual budget of €500.
Paid sick leave - Feeling ill? Take time off to fully recover without having to worry about your finances.
Parental leave - Paid 16 weeks for birthing parents, 8 weeks for non-birthing parents. If your country gives more, that’s your baseline. If it gives less, we top it up. Take your leave all at once or split it across the first year for maximum flexibility. After paid leave, your local statutory rules apply.
Annual fluffle building - We're remote, but not distant! Once a year, we meet in a sunny location where virtual high-fives turn into real ones.
Employee Stock Option Plan (ESOP) - Everyone at bunny.net gets a piece of the pie, starting with 0.01% equity.
Mental health support - Feeling down? We've got your back. bunny.net provides mental health resources and help via BetterHelp.com.
Wellness budget - An annual well-being budget of €480 is here to help you stay fresh and focused.
Educational budget - €500 yearly for books, seminars, or online courses to keep your learning on track, work-related or not.
Music on us: Work is better with music. Enjoy a yearly Apple, Spotify, or YouTube Premium subscription on us.
Senior Full - Stack Engineer creating full - stack applications at Xsolla, a global commerce company for the gaming industry. Focusing on innovative solutions using React and Go.
Software Engineer responsible for developing solutions that enhance merchant experience at Helcim. Joining a collaborative software engineering team in a hybrid environment.
Software Developer supporting the development of web applications for genetic research at Sequence Bio. Working on enhancing security, data integrity, and core system functionalities in a hybrid work environment.
Intermediate Software Developer at Delta Controls enhancing cloud platform solutions for device firmware emulation. Collaborating with teams to build and maintain containerized environments and infrastructure on AWS.
Cloud Engineer responsible for developing cloud infrastructure and automation tools on AWS, GCP, Azure, or Alibaba. Collaborating with teams to design resilient distributed systems and resolving complex technical issues.
Senior Software Engineer developing, optimizing and maintaining data pipelines for embedded systems. Collaborating with DevOps and contributing to the open - source community.
Senior Engineer building and evolving the CloudBlue platform at HostPapa. Focused on AI - driven development practices and backend services in Python with a remote - first team.
Software Engineer designing and developing resilient distributed systems for Salesforce. Focused on cloud infrastructure automation and open source technologies.
Senior Software Engineer developing user - facing features for Stamped, focusing on front - end development and collaboration. Join a remote team optimizing the user experience and product value.