Backend Software Engineer

Alchemy·Bucharest·Remote·Posted 1 July 2026

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About the role

As an engineer focused on backend systems at Alchemy, you'll be working with one of the most sophisticated and high-throughput distributed systems in the blockchain world. You'll focus on architecting and building new systems as well as improving existing ones for a platform that supports millions of users globally. You'll have the autonomy to shape technical solutions, influence architectural decisions, and own services throughout their lifecycle. WHAT YOU'LL DO - Design, build, and maintain backend infrastructure, APIs, and services at scale. - Own the architecture and implementation of distributed systems behind high-volume, low-latency APIs. - Solve hard scalability, latency, and performance problems in live production systems. - Lead system design discussions and shape the direction of our backend architecture. - Set the best practices for backend development—throughput, reliability, and latency. - Validate performance through automated testing, benchmarking, and production-driven improvements. - Trace production issues across services and the full stack, and ship fixes that durably improve reliability. WHAT WE'RE LOOKING FOR - 5+ years of…

This is a summary of the advert. The full description and the application are on Alchemy's careers site.

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