Backend Engineer jobs

Woosmap runs location APIs including geocoding, routing, store locator, and address autocomplete at enterprise scale. When a checkout page resolves your address or a courier finds you, that’s provided by the company. Small team owning and driving complex solu…

At Gigs, we are building the operating system for mobile services - a platform that enables tech companies to seamlessly embed connectivity into their products. Klarna Mobile, OnePay Wireless and Revolut Mobile are powered by Gigs. We are looking for exceptio…

Repeat founder building something new and putting together a founding team. High ownership; ideally candidates with prior startup experience or previous founder/founding team experience. Open roles include Full-Stack/Frontend/AI Engineer, Backend Engineer, De…

ThreatMark protects >50M end users from financial fraud and saves > $100M every year in losses. The company works with top banks in the EU and US. Responsibilities include developing large-behavioral models that recognize returning users using mouse movements…

Mitte is an AI creative suite with a built-in media agent. Founded by an ex-Superhuman lead engineer. Lean startup and unix philosophy; they ship every day and focus on systems design and thoughtful patterns before scaling. Hiring Backend Engineer (Elixir, Go…

Hammock is building the first HSA/FSA that works for modern life—letting people spend pre-tax dollars on everyday wellness like the gym, recovery, and prevention. Backed by a16z Speedrun and others. Small NYC team shipping fast and hiring two engineers. Back…

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

Yuzu Health is rebuilding health insurance from the ground up with a platform that helps employers create health plans from scratch. The platform covers member/HR portals, claims adjudication, invoice automation, member support tools, printing and sending out…

Sheer Health demystifies health insurance, healthcare, and medical billing by using cutting-edge technology and advanced data analytics to deliver personalized recommendations to save money, maximize plan benefits, stay on top of reimbursements, and avoid err…

Starbridge is building an AI platform that turns large-scale public and enterprise data into reliable sales insights. The role offers huge ownership and product impact. Backend Engineer: build enterprise integrations, large-scale scraping and parsing pipeline…

Shepherd is an AI-native commercial insurance platform focused on fully autonomous underwriting for high-hazard industries. The company is growing its engineering team and hiring product-minded engineers who value ownership, technical excellence, and customer…

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…

Foxglove is a data infrastructure and observability platform for robotics and physical AI. They are hiring for many open full-time roles including software engineers (visualization, frontend, backend), ML engineers, forward deployed engineers (FDE), product a…

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…

Locket is the fastest-growing social app among Gen Alpha and Gen Z. Unlike other platforms focused on entertainment and endless scrolling, Locket helps you connect with the people who really matter: your best friends. Company highlights: 10M DAU, 100M downloa…