Backend development Jobs

We are looking for engineers (ML & backend) to join a startup where we’re building LLM-based forecasting systems that output calibrated probability distributions (not just answers) and improve daily based on new observations. It’s a founding role wi…

Background: px dynamics was founded less than half a year ago by the founder who has 15 years' experience in short term power trading in European markets, especially algo trading. The company currently does some consulting to bootstrap and build cus…

General Catalyst-backed Stealth AI Startup | Founding Engineer | Onsite (New York City) | Full-time We’re building the AI operating system for engineering firms - automating the workflows behind the infrastructure America runs on. Founded by enginee…

Podqi is an AI-native brand protection platform working with enterprise customers to find and take down intellectual property violations. The CTO is seeking an experienced Python backend engineer to architect and build distributed systems at scale. …

Hi, I'm the co-founder of Subsets - a lifecycle growth platform for subscription businesses. We help businesses such as The Atlantic, Daily Mail, and Matas increase subscription growth through AI-driven retention and engagement initiatives. By analy…

New Lantern is building an AI radiology resident—think Cursor for radiologists. Our application integrates the three software tools radiologists use all day (a radiology image archive & viewer, a medical report dictation system, and work management …

I'm the hiring manager for this role. Looking for someone who is, or can become, proficient in backend development for a public NestJS API suite using TypeScript. No hard requirements like a CS degree or prior NestJS experience, but candidates must …

At Float, we're building capital markets infrastructure. Our AI-native platform is tackling decades-old inefficiencies, creating technology that enables financial institutions to interact seamlessly and automate intelligently. Based in SoHo, New Yor…

Founded by the founder of Citymapper, Talk Machine is hiring founding engineers, focusing on backend engineers and ML/voice specialists to build a consumer voice product/platform using AI to improve human communication. Application process involves …

SmarterDx builds clinical AI that empowers hospitals to analyze the complete record of every patient to capture the value of care delivered. Founded by physicians in 2020, the proprietary AI platform understands clinical reasoning nuances to help ho…

Fully funded B2B sports betting exchange hiring a Founding Engineer to own end-to-end build, set technical foundations, shape the stack and hire and grow the team. Hands-on coding role with leadership and architecture responsibilities; startup exper…

We’re building an AI workforce for property management, automating workflows and processes such as resident communication, leasing, and document processing through email, voice, and integrations (Yardi, Rent Manager, CRMs). NYC-based, venture-backed…

At Float, we're building capital markets infrastructure. Our AI-native platform is tackling decades-old inefficiencies, creating technology that enables financial institutions to interact seamlessly and automate intelligently. Based in SoHo, New Yor…

Source is building developer data management solutions for the open web, focusing on edge devices, local-first software, and distributed infrastructures. They enable secure, cryptographically protected data control and communication. The company is …

Mission-driven company building AI agents in healthcare to make life-saving drugs more accessible and grow into a large enterprise-scale business. Profitable and growing fast, selling 7+ figure contracts to enterprise healthcare customers. Team incl…

Bond Studio AI is a stealth-stage company (~18 engineers) building a real-time 3D spatial engine that leverages computer vision and AI for commerce. They are hiring multiple remote full-time roles (Engineering Manager, Backend Staff Engineer, Fronte…

LiveMap is a funded startup building the next generation of mapping apps (hyper-personalised maps). Hiring for Geospatial Data/Backend and Mobile Engineers (full-time). Candidates can be based in Switzerland or remote from CH, EU, UK. Visa sponsorsh…

SmarterDx builds clinical AI that empowers hospitals to analyze the complete record of every patient to capture the value of care delivered. Founded by physicians in 2020, their proprietary AI platform models clinical reasoning to help hospitals rec…