Backend Engineer Jobs - April 2026

At Twindo, we’re working on spatial computing - using computer vision to 3D reconstruct and understand your surroundings so that software can operate over real-world spaces. Twindo brings together everything that professionals need to understand the spaces th…

ThreatMark protects >50M end users from financial fraud and saves >$100M annually. The company works with top banks in the EU and US and builds large behavioral models (mouse movements, keystroke timings, sensor data) to detect fraud and cyberthreats. They ma…

PostHog makes dev tools that help product engineers build successful products. Public handbook available at posthog.com/handbook with details on how the company works and pay. The company is growing through autonomy and transparency, tackling large-scale tech…

Building a dynamic runtime on top of the Linux BPF sub-system. Looking for extremely talented / passionate Rust developers / Backend Engineers with a deep interest in Linux internals, Distributed Systems, Dev Tools, great developer experiences and systems pro…

Seeking senior engineers to join an early-stage AI platform team. Backend Engineer (Kotlin/Java/Scala) to build enterprise integrations, large-scale scraping and parsing pipelines, and systems to apply LLMs to millions of documents. AI Engineer to build, eval…

Radar Labs is a geo-location developer platform handling 1B+ API calls per day. They hire software engineers across SRE, data platform, backend, full-stack, and mobile roles. Main languages are Rust and TypeScript; they also use Python, Scala and Terraform. H…