Backend Engineer

Eraser is a distributed team of backend and data engineers across Europe. We build and operate a mitigation platform that detects and responds to fraudulent and abusive behavior at scale. Our primary partners are fraud detection teams, and we also collaborate across multiple missions to help keep Spotify safe and trusted.

What You'll Do

Build, deploy, and operate backend (Java) services that mitigate fraud and abuse at scale

Collaborate closely with data engineers and work with Spotify's data tech stack (Scala, Scio, Google Dataflow)

Evolve a distributed mitigation platform used by internal fraud detection teams

Design APIs, workflows, and system safeguards that protect legitimate users while reducing attacker impact

Improve system reliability, scalability, and observability using metrics, logs, and tracing

Partner with engineering teams across Europe and the US to integrate mitigation capabilities into broader systems

Contribute to strong engineering practices including code reviews, documentation, and incident learnings, Senior Ruby on Rails Engineer Fulham (2/3 days on-site) £60,000 - £80,000 + Private Healthcare & Benefits This is an excellent opportunity for a Mid-to-Senior Ruby on Rails Engineer to join a start-up in a role where you will play a major part in future developments. This..., A leading payment fraud prevention provider in the United Kingdom is seeking a skilled Senior Backend Engineer to enhance their fraud prevention engine. This role involves collaborating closely with data professionals, designing high-performance backend services, and...

You have 2+ years of experience designing, building, and operating backend services in production environments

You are experienced with APIs, distributed systems, and service-to-service communication

You have a strong understanding of data modeling and working with SQL and/or NoSQL databases

You care about system reliability, scalability, and operational excellence

You use metrics, logging, and monitoring to understand and improve system behavior

You communicate clearly and collaborate effectively with cross-functional teams

You're curious about trust, safety, fraud, or adversarial problem spaces, A leading audio streaming service is looking for a Backend Engineer to join their User Fraud team in London or Stockholm, focusing on building backend services that mitigate fraud at scale. With at least 2 years of experience, you will design APIs, improve system...

We offer you the flexibility to work where you work best! There will be some in-person meetings, but still allows for flexibility to work from home. Spotify is an equal opportunity employer. You are welcome at Spotify for who you are, no matter where you come from, what you look like, or what's playing in your headphones. Our platform is for everyone, and so is our workplace. The more voices we have represented and amplified in our business, the more we will all thrive, contribute, and be forward-thinking! So bring us your personal experience, your perspectives, and your background. It's in our differences that we will find the power to keep revolutionizing the way the world listens. At Spotify, we are passionate about inclusivity and making sure our entire recruitment process is accessible to everyone. We have ways to request reasonable accommodations during the interview process and help assist in what you need. If you need accommodations at any stage of the application or interview process, please let us know - we're here to support you in any way we can. Spotify transformed music listening forever when we launched in 2008. Our mission is to unlock the potential of human creativity by giving a million creative artists the opportunity to live off their art and billions of fans the chance to enjoy and be passionate about these creators. Everything we do is driven by our love for music and podcasting. Today, we are the world's most popular audio streaming subscription service., Blockchain.com is connecting the world to the future of finance. As the most trusted and fastest-growing global crypto company, it helps millions of people worldwide safely access cryptocurrency. Since its inception in 2011, Blockchain.com has earned the trust of over 90..., Job Description About Us Every business needs to know who they're really working with whether it's suppliers, investors, partners, or third parties. At Xapien, we're reinventing how organisations do that, combining speed, scale and accuracy with cutting-edge AI. Since..., We are working with an exciting Series B company that is committed to empowering small and medium-sized businesses, helping them maintaining healthy cash flow, often complicated by the complexities of payment management. About Our Engineering Culture Customer-first focus:...