FastAPI Jobs

We are looking for a full-stack 'ninja' to join BetterSea full-time. We are a team of entrepreneurs, decarbonisation experts and tech enthusiasts building a maritime carbon exchange to commercialise maritime decarbonisation. In 2.5 years the company…

We build geospatial AI infrastructure. Our platform lets analysts train custom object and change detection models on satellite/aerial/drone imagery in minutes, then reconstructs 3D terrain from those detections. We just shipped a planetary-scale sim…

Careforce AI is building autonomous AI agents that eliminate the manual administrative burden in healthcare (fax machines, scheduling, calling). We find, call, and schedule patients, breaking interoperability barriers that have plagued the industry …

We’re building debugging intelligence for modern software teams. BetterBugs captures rich technical context at the moment a bug occurs and turns it into actionable insights for developers. Senior AI/LLM Engineer (Python): Build production LLM system…

We’re building long-horizon agentic analytics for enterprises. A semantic engine + context graph that grounds agents in real data and decisions. Agents that orchestrate multi-step workflows, recover from failure, and explain why a decision is correc…

We're a fast-growing, profitable proptech company in India, using technology to solve deeply complex problems in the construction and real estate space. Our mission is to build high-quality homes and deliver them on time—a massive challenge in this …

Founding backend/systems engineer role to own large parts of the backend and help scale battery simulation and optimization software. Work includes building APIs and data models for simulation and optimization workflows, FastAPI and async Python dev…

Ezra is a venture-backed startup building at the intersection of sustainable finance and artificial intelligence. We're building a platform to accelerate capital deployment into climate solutions and other world-positive investments. I’m Rob, the CT…

Lantern is building AI-powered revenue intelligence focused on agentic systems that detect buying signals, prioritize opportunities, and help B2B sales teams. The company uses Python, FastAPI, Next.js, React, and a modern data stack (Postgres, Elast…

Dryft builds intelligent systems that automate complex human decisions in manufacturing operations. We’re a small, talent-dense team with modest roots and a love for the physical world - cars, machines, planes. Our team includes graduates from Stanf…

Vo to satellite and drone imagery is on the rise, while traditional image processing methods struggle to keep up. Our scalable AI platform enables custom model training on global features, providing real-time, on-demand geospatial insights with impr…

Roger Healthcare is building an AI clinical documentation platform for home health used across millions of patient encounters. Hiring Senior Backend Engineer to own and scale core services, build APIs and infrastructure around production LLMs, and i…

100% remote Senior DevOps Engineer role based in/for Canada. Responsibilities include building applications with Python, FastAPI, NiceGUI, PostgreSQL and Vue.js; building scalable systems from the ground up; designing and evolving AWS infrastructure…

Fast-growing, profitable proptech company in India building technology for construction and real estate. Mission to build high-quality homes and deliver on time. Engineers' code impacts supply chain, project management, and home-buying experience. L…

Senior Python Engineer — Rebuild AI LLM Reasoning/Governance Layer (Contract, Remote) We built a working pipeline: • metadata extraction • structured AI reasoning • governance logic • multi-parameter hardware output (BLE) It works now, but it needs …

Building a photo-sharing app that uses computer vision to automate parts of sharing photos with friends. Backend ownership role: wire backend, integrate ML pipeline and mobile app, and ship. Stack includes FastAPI, Postgres, Supabase, AWS. Must have…

Channable is a fast-growing B2B SaaS platform that offers a fully integrated way to market your products online. We empower marketers and online businesses to manage, scale, and optimise their marketing. We're looking for a Python Software Engineer …

Multiply | Python + SQL Software Engineer | On-site | Mauritius We build repricing software that keeps online sellers on top of their competition on 130+ marketplaces. Stack: Python, Postgres, FastAPI, SQLAlchemy. Our office is beautifully located i…

Lantern is building AI-powered revenue intelligence—autonomous agents that turn cold outreach into warm conversations. The platform automatically detects buying signals across customers' tech stacks, prioritizes opportunities, and helps B2B sales te…

Rapport | Founding AI Engineer + Founding Data Engineer | REMOTE (US) | Full-time | USD$160-220K+ Rapport is fixing healthcare's broken payment infrastructure. Hospitals lose billions annually to opaque payer rules and outdated contracts. We're an …

Ezra is a venture-backed startup building at the intersection of finance and artificial intelligence. We're building a platform to accelerate capital deployment into world-positive investments. I'm Rob, the CTO, and we're looking for a technical lea…

We're an early-stage (pre-seed) VC-backed startup automating RFP proposals for the AEC (Architecture, Engineering, Construction) industry. We are building an agentic AI platform that embeds directly into Microsoft Word, helping firms find and win mo…

Kernel Intelligence is building the data backbone for commercial real estate by converting CRE documents into structured data using ML and distributed systems. The role is engineering-first with ownership of production systems. Responsibilities incl…

Datalab trains open-weight, state-of-the-art models for document intelligence — Chandra, Surya, Marker — used across Tier-1 AI labs, Fortune 500s, and government agencies. 50,000+ GitHub stars. 7-figure ARR. ~7× growth in 2025. We’re a small, senior…

TechStars NYC ’24 startup modernizing home healthcare with AI. Hands-on senior IC role working on ML/NLP and LLM-native data engineering problems, devops, data engineering, evals & benchmarking, workflow optimization; close collaboration with core e…

Ionworks builds battery simulation and optimization software used by R&D teams designing next-generation batteries. Seeking a founding backend/systems engineer to own large pieces of the backend and help scale from early customers to broader industr…

Founding-team role building Cofounder, an autonomous agent platform to run end-to-end business workflows. Own the end-to-end agent experience, build and scale Flows and Integrations, and ship across the stack with a focus on performance and reliabil…

YCharts is hiring full-stack software engineers for the Applied AI team to build AI-driven features and workflows using frontier LLMs. The role focuses on AI agents and tools that analyze portfolio allocations, build financial charts, screen funds, …