Developer Tools AI Startup Jobs

Data infrastructure company providing high-quality training data for AI applications, recently partnered with Meta.

Cloud infrastructure platform providing affordable GPU compute for AI workloads and model training.

AI infrastructure company providing cloud GPUs, GPU clusters, private cloud, and hardware systems for AI training and inference workloads.

Application monitoring platform that helps developers identify and fix crashes in real-time.

Cloud platform for running and fine-tuning open-source AI models at scale.

Neutral-atom quantum computing systems and software.

API-first stock/ETF/crypto brokerage infrastructure for developers.

Platform for deploying and scaling machine learning models in production.

Enterprise voice AI platform offering Speech-to-Text, Text-to-Speech, and Voice Agent APIs for real-time and batch use, deployable in cloud or self-hosted.

Application security and software supply chain security platform for modern DevSecOps.

Framework and platform for developing applications powered by large language models.

AI-powered translation platform combining machine translation with human expertise for enterprise localization.

Static analysis tool for finding bugs, detecting vulnerabilities, and enforcing code standards.

Neuromorphic AI chip company developing brain-inspired processors for edge AI applications.

Optical compute technology company developing photonic fabric for AI infrastructure.

Developer tools company that generates SDKs and documentation from API specifications.

Company behind Astro, a managed Apache Airflow DataOps platform for data & AI pipelines.

Data platform for creating and managing training data for machine learning applications.

Data-centric AI platform for programmatically labeling and managing training data.

Code intelligence platform that helps developers search, understand, and fix code.

Building open-weight frontier models and AI agents.

AI-optimized cloud platform specializing in GPU compute for ML workloads.

Infinite canvas SDK for React enabling developers to build web-based whiteboards and collaborative visual experiences, powering products like ClickUp Whiteboards and Padlet Sandboxes.

Open-source cloud infrastructure providing secure sandboxed environments for AI agents to run code and complete complex tasks, trusted by 88% of Fortune 100 companies.

Developer of EigenLayer restaking and the EigenCloud/EigenDA stack, enabling Ethereum stakers and operators to secure new decentralized services (AVSs).

Developer observability for live apps: dynamic logs, metrics, traces without restarts.

Developer-first authentication and user management platform with embeddable UIs, APIs, and admin dashboards.

Authorization-as-a-service platform providing fine-grained access control with declarative policy language.

Polars is a blazingly fast DataFrames library written in Rust, offering Python, R, Node.js, and SQL bindings for efficient, multi-threaded data manipulation at scale.

Open-source AI security testing platform for detecting prompt injection and LLM vulnerabilities.

AI-driven CSV and PDF data import automation platform for seamless customer onboarding.

TensorZero is an open-source stack for industrial-grade LLM applications:contentReference[oaicite:26]{index=26}.

AI code generation platform using reinforcement learning to build enterprise software development tools.

Open-source product analytics platform with session replay, feature flags, and A/B testing.

Contextual AI platform for life sciences and healthcare, providing a visual development environment for building enterprise AI applications across drug discovery, clinical development, and healthcare operations.

Open-source ML model deployment platform with unified serving framework and BentoCloud hosting.

Activeloop provides a data platform for AI and unstructured data, helping teams build, manage, and query multimodal datasets for AI search and model training.

AI research company building adaptive models that learn continuously without expensive retraining, using less computing power than leading AI models, founded by former Cohere VP of Research Sara Hooker

Decentralized AI search network for the Web3 Internet providing personalized search experiences and helping developers build custom search functionalities

A cloud infrastructure service for deploying and managing intelligent, autonomous AI agents for various enterprise tasks.

A web-based platform that provides mobile game developers with integrated commerce, live operations automation, and payment solutions.

Provides a no-code platform to compose multi-agent AI workflows and deploy them into production.

Anysphere builds Cursor, an AI-native coding environment for software teams, integrating LLM-assisted editing, agent workflows, and developer tooling.

Anything (formerly Create.xyz) is an AI-powered app builder that transforms natural language prompts into fully functional mobile and web applications with backend infrastructure, authentication, databases and payment integrations.

Physical AI company building Newton foundation model that fuses real-time multimodal sensor data with natural language to interpret and act on physical phenomena

Focuses on developing AI acceleration chips and data center infrastructure tailored for running next-generation AI models.

Building a privacy-preserving Ethereum Layer 2 with programmable privacy and client-side proofs.

Backflip AI turns text prompts into 3D models and design-ready assets for physical products.

Log monitoring and observability platform for developers providing comprehensive monitoring solutions with profitability achieved in 2023

Bezi builds a collaborative 3D design platform for creating and iterating on game assets, enabling teams to design and review 3D scenes together in the browser.

Blacksmith accelerates GitHub Actions by running CI/CD workflows 2x faster at half the cost using high-performance gaming CPUs optimized for continuous integration.

A web3 gaming infrastructure platform providing wallet-as-a-service and payment rails for games.

Braintrust builds evaluation and observability infrastructure for AI applications, enabling teams to test prompts, monitor quality, and ship LLM features with higher reliability.

Cal.com is an open-source scheduling infrastructure platform that enables absolutely everyone to build scheduling into their applications, providing a flexible and customizable alternative to proprietary scheduling tools.

Builds wafer-scale compute hardware and systems optimized for training and inference of the largest neural networks.

Chalk builds a real-time inference data platform that gives ML and AI teams low-latency feature computation, retrieval, and production orchestration for online decisioning workloads.

Community platform for fine-tuning and sharing open-source AI models like Stable Diffusion, enabling users to customize models and access a marketplace of generative AI content with over 23 million monthly visitors.

Open-source AI coding agent that runs in your IDE to plan, write, and edit code with your project context.

Networking software for AI/HPC workloads to improve reliability and throughput.

CodeRabbit is an AI-powered code review platform designed to help developers automatically identify bugs and improve code quality:contentReference[oaicite:4]{index=4}.

Cognition is an AI agent lab building software engineering agents, including Devin, to help engineering teams plan, implement, and debug software more autonomously.

Enterprise LLM platform-build, fine-tune, and deploy language models for business use cases.

Collate is a data intelligence platform built on the open-source OpenMetadata project, automating data discovery and governance for teams:contentReference[oaicite:5]{index=5}.

Comfy develops ComfyUI, an open-source node-based platform for generative AI that enables creators to build visual AI workflows, used by over 1 million creators at companies like Netflix, Amazon Studios, and Tencent.

Provides unified SDK and tools for connecting AI agents to SaaS APIs and secure credentials.

A company building quantum computers on silicon chips using AI software to create qubits 1000x faster than current manual methods.

AI platform for autonomous IT request resolution connecting to business apps to process requests directly and elevate exceptions to humans

Contextual AI provides an enterprise platform for building specialized RAG 2.0 agents that enable domain-specific AI applications with advanced retrieval-augmented generation technology.

Convex is a backend-as-a-service platform for modern web applications, combining reactive databases, server functions, and auth-ready infrastructure.

Coval is a platform for evaluating AI voice and chat agents by running simulated interactions, adapting testing techniques from self-driving cars to AI systems:contentReference[oaicite:7]{index=7}.

Credal provides a secure AI agent platform for enterprises, enabling teams to build AI agents and MCP-connected workflows across internal data sources with governance controls.

CrewAI builds a multi-agent platform and open-source framework for orchestrating collaborative AI agent workflows in production applications.

AI-powered code editor and pair programming tool built by Anysphere, helping developers code faster with intelligent autocomplete, codebase chat, and AI-assisted coding features.

Dash0 is building the first AI-native observability platform powered by Agent0, an SRE AI agent that helps developers and operators quickly identify and fix application and infrastructure issues, processing millions of data points with OpenTelemetry-native architecture.

Experimental AI product lab offering tools for content generation and editing across various media, including image and video generation, music composition, and photo editing

Collaborative cloud data notebook platform for data science and analytics teams.

Enterprise blockchain technology company building the Daml smart contract platform and Canton Network for tokenizing real-world assets, backed by Goldman Sachs, Citadel Securities and DTCC

Distributional provides enterprise AI testing platform that helps teams discover, triage, and resolve issues with AI application reliability, reducing operational risk for production deployments.

Self-hosted inference platform for deploying AI models enabling enterprises to deploy any model on their infrastructure with production-grade management

DualEntry is an AI-native ERP accounting suite that automates 90% of manual accounting tasks including general ledger, accounts receivable/payable, bank connections, audit controls, and FP&A, enabling modern finance teams to close books faster.

Crypto exchange infrastructure company behind Phoenix, a decentralized exchange on Solana.

Emergent is an AI app-building platform focused on no-code and agent-assisted product creation, helping users rapidly build real applications with AI.

Enode provides an API that connects energy devices like EV chargers, batteries, and solar systems for energy apps.

Builds encryption infrastructure for developers, including tokenization and PCI compliance tools for payments and sensitive data.

Meaning-based web search and crawling API powered by embeddings for AI applications.

Offers serverless GPU platform and APIs to run generative AI models with millisecond cold starts.

Developer infrastructure platform that automatically generates SDKs in multiple languages (TypeScript, Python, Go, Java, Ruby, C#, PHP) and interactive API documentation from API specifications, trusted by over 200 companies including Square, Webflow, ElevenLabs, and Intercom.

Firecrawl is a web data infrastructure platform that converts websites into clean, structured data optimized for AI applications through a simple API, turning entire websites into LLM-ready markdown or structured data.

Model serving and fine-tuning platform for open and custom LLMs, designed for high-performance, cost-efficient inference.

Fish Audio develops multilingual AI voice generation and voice cloning infrastructure for creators and developers, with text-to-speech APIs and audio production tools.

Workload as a Service platform delivering intelligent orchestration for AI workloads, eliminating inefficiencies by dynamically placing workloads on optimal compute

Autonomous website platform that uses AI to automatically build, rewrite, A/B test, and optimize landing pages based on visitor behavior and market changes. Enables growth teams to scale web presence with automated marketing research, comparison pages, personalization, and achieves 50% higher Google Ads conversion rates for AI companies like Cognition and Modal.

Flora is a node-based AI design tool and infinite canvas platform for creative professionals. The platform allows designers to build and automate creative workflows using a visual node orchestration layer, enabling creation of images, videos, and other media assets. Used by designers at Alibaba, Brex, Pentagram, and Lionsgate.

AI-native systems platform for modern agile engineering teams, providing lightweight requirements management with rigorous traceability for next-generation products from EVs to satellites.

Open-source financial infrastructure platform that provides programmable ledgers, payment connectivity, orchestration tools, and reconciliation services for building modern financial applications, trusted by companies like Booksy, Doctolib, Liberis, and Shares.

Decentralized protocol that executes and verifies machine learning workloads across any device, unifying global compute into a single open network.

Enterprise search & AI assistant-find answers across company knowledge and apps.

No-code platform building AI-powered business apps from spreadsheets with speed, security, and scale, serving 100K+ customers creating intelligent software without writing code.

Goodfire is an AI interpretability research company focused on understanding and designing AI systems through its flagship platform Ember, which decodes the neurons inside AI models to give direct, programmable access to their internal thoughts and decision-making processes.

Gordian Software builds APIs that enable the world's leading travel organizations to increase revenue by seamlessly selling airline ancillaries and add-ons, serving over 60 million passengers monthly across 100+ airline partnerships.

AI-powered code review platform that provides complete codebase context to help development teams automate pull request reviews, bug diagnostics, and enhance development workflows with intelligent code understanding.

Groq develops LPU-based AI inference infrastructure and cloud services designed for high-throughput, low-latency LLM workloads.

Modern collaborative analytics workspace combining notebooks, SQL, and apps for data teams.

Open-access AI cloud providing fast, affordable GPU compute, serverless inference, and dedicated hosting through a decentralized marketplace, helping developers reduce AI infrastructure costs by 50-75%.

AI company building tools and coding agents that empower people to direct and verify complex work.

Early-stage team building reasoning-centric foundation models and copilots for enterprise knowledge work.

An all-in-one open source platform to securely manage application configuration and secrets like API keys and database credentials across teams and infrastructure.

The developer platform for easily building reliable workflows with zero infrastructure, enabling serverless, event-driven backend workflows at scale.

Digital engineering platform focused on digital twins and secure collaboration for modeling and simulation of complex systems.

Developer-first bug reporting tool that captures everything engineers need to debug in one click, including video replays, console logs, network requests, and reproduction steps.

Browser infrastructure platform for AI agents with sub-150ms cold starts, built-in stealth mode, automatic CAPTCHA solving, and persistent sessions for web automations.

Building the base layer for the agentic web, enabling autonomous AI agents to interact seamlessly across the internet.

Embedded accounting platform for SMB software companies, allowing platforms to offer complete accounting and AI-powered bookkeeping services directly within their products, fully replacing external tools like QuickBooks. Supports 30,000+ SMBs through platform customers including Moxie, Nav, Dripos, and Carry with 25%+ adoption rates.

Offers autonomous agent platform with long-term memory to automate complex workflows via APIs.

Lightdash is an open-source BI platform built on dbt that enables self-serve analytics and metrics for modern data teams.

A platform using artificial intelligence to support research in life sciences, chemical sciences, and materials sciences through autonomous AI labs building scientific superintelligence.

Builds fast issue tracking and project planning software for engineering and product teams.

Foundation model company building efficient general-purpose AI systems and Liquid Foundation Models for edge and resource-constrained environments.

Full-stack AI engineer that lets anyone build complete web applications with plain English, transforming raw ideas into production-ready software with front-end and back-end functionality.

AI design tool helping teams prototype product ideas with AI-powered UI generation from concept to production

Mangrove builds a decentralized exchange with an on-chain order book and programmable liquidity for DeFi traders and market makers.

Marqo is a vector search platform that enables developers to build smarter search experiences with multimodal AI, improving conversion rates for e-commerce, recommendations, and content discovery.

Mem0 is a universal, self-improving memory layer for LLM applications that enables them to remember and learn from user interactions over time, powering personalized AI experiences with over 41,000 GitHub stars and 14 million Python package downloads.

Meshy builds generative AI tools for creating production-ready 3D models and textures from text or images for game, XR, and creative workflows.

Intelligent documentation platform serving 100M+ developers annually, powering docs for 18,000+ companies including Anthropic, Cursor, PayPal, and Coinbase with AI-enhanced documentation tools.

Mistral AI develops frontier foundation models and enterprise AI products, including open-weight and commercial offerings for assistants, agents, and production deployment.

Momentic makes AI-powered tools for software testing and verification, allowing teams to describe tests in plain English while the AI handles navigating user flows, interacting with screens, and validating results, helping companies like Notion, Quora, and Webflow ship faster with confidence.

Motif is revolutionizing the AEC software industry by building a next-generation collaboration platform that integrates modern 3D technology, cloud computing, and AI to transform how buildings are designed, reviewed, and delivered.

Music AI provides ethical AI audio models and tools for music businesses, offering over 50 stackable AI solutions including stem separation, chord recognition, lyrics transcription, and generative capabilities. The platform processes over two million minutes of audio daily, serving artists, record labels, agencies, and developers with responsible AI-powered music technology.

Neon is a modern direct-to-consumer payment platform built specifically for mobile games, helping game publishers build branded digital stores and bypass costly app store fees while providing players with personalized experiences and publishers with higher profit margins.

An AI platform helping in content creation, coding, image generation, and voiceovers with advanced generative AI capabilities.

Open-source AI company building tools to structure, understand, and collaborate with unstructured data including GPT4ALL, Atlas visualization platform, and Nomic Embed text embeddings.

Northwood Space builds ground infrastructure and network software that connects satellites and space systems to terrestrial internet and mission operations.

Okahu provides AI observability tooling to test, monitor, and improve LLM and agent behavior in production systems.

Ona (formerly Gitpod) is the mission control for your personal team of autonomous SWE agents working across the entire software development lifecycle, trusted by 2 million developers and major institutions including America's largest banks, Europe's leading financial and pharmaceutical companies, and Asia's top sovereign wealth funds.

Oneloop builds API authentication and security infrastructure for engineering teams, offering auth, API key management, rate limiting, and abuse prevention in a developer-first platform.

Open-source model-agnostic platform for cloud coding agents that automates real engineering work securely and transparently

OpenRouter provides developers with seamless access to 500+ AI models through a single unified API, eliminating the need to rewrite code or renegotiate contracts for LLM integration.

Paid builds revenue infrastructure for AI agents, enabling results-based billing and monetization of autonomous AI services. Founded by Manny Medina (Outreach founder), the platform helps AI agent companies charge customers based on value delivered rather than traditional SaaS models.

PaleBlueDot AI develops an AI platform and infrastructure stack for building and deploying AI applications, including agent workflows and model-powered products.

Parallel builds web infrastructure for AI agents, providing APIs and tooling that let models search, browse, and interact with the live web more reliably.

Patronus AI builds evaluation and reliability tooling for enterprise AI systems, helping teams test, monitor, and improve LLM behavior in production.

No-code AI platform enabling non-technical teams to build and deploy machine learning models, turning text data into insights without coding for researchers, marketers, and support teams.

Playbook is a creative file manager designed specifically for designers, serving as a beautifully organized cloud storage and sharing platform. The platform uses image tagging technology to transform files into expressive Pinterest-style galleries, making it easy for designers to store, organize, and share their creative work.

poetiq is an AI research and engineering company building reasoning systems and self-improving intelligence infrastructure, founded by former Google DeepMind researchers.

Leading 3D scanning and capture platform for iOS, Android, and web with LiDAR technology, photogrammetry, and 360° capabilities for creating professional-grade 3D models and floor plans.

Energy-efficient AI inference hardware company building custom chips optimized for transformer models. Atlas systems deliver 3.5x better performance-per-dollar than NVIDIA H100, and next-gen Asimov silicon targets 2TB memory per accelerator for production in 2027.

Prismic is a headless CMS and page builder designed for modern web development, enabling marketing teams to create pages independently while developers maintain control using frameworks like Next.js, Nuxt, and SvelteKit.

Provides a unified interface to design AI workflows by connecting data, models, and automations.

Qdrant develops an open source vector database for semantic search and retrieval workloads in production AI systems.

Railway offers a cloud deployment platform that helps engineering teams ship and operate applications and databases with minimal infrastructure overhead.

Software supply chain security platform delivering comprehensive vulnerability management with curated near-zero-CVE open-source images, automated CVE remediation, and container hardening capabilities. Simplifies FedRAMP compliance and accelerates DevSecOps workflows.

Relace is a provider of auxiliary coding models for faster, more reliable AI code generation that makes it easy to deploy production-ready coding agents with models co-optimized with infrastructure to achieve state-of-the-art performance across million-line repositories.

Cloud-based AI-powered image editing platform offering face swapping, video editing, image upscaling, watermark removal, and background removal tools

Agentic software creation platform enabling anyone to build applications using natural language with collaborative browser-based IDE

Resend provides an email API and deliverability platform built for developers to send and manage transactional and marketing email.

AI voice platform enabling businesses to build and deploy AI-powered voice agents for phone operations, contact centers, and customer service. API-driven solution with natural, low-latency conversations and multilingual support.

Frontier AI research lab building next-generation AI models for semiconductor design. Develops recursive self-improvement cycle where AI designs silicon that powers the next generation of AI. Founded by AlphaChip creators from Google DeepMind.

Provides end-to-end computer vision platform for managing data, labeling, training, and deploying models.

Runware provides a unified AI API platform that aggregates 300+ model classes and hundreds of thousands of AI model variants behind a single consistent schema, delivering up to 10x better price and performance for generative AI applications.

Unified API platform that connects business data across commerce, accounting, and payments platforms, enabling B2B SaaS companies to integrate financial data seamlessly.

Screenpipe is an open source desktop AI memory platform that continuously captures screen and audio data for local search and automation.

GenAI game development platform building the Rho Engine to revolutionize video game creation, enabling developers to use AI for character design, NPC interactions, and game customization, backed by Netflix, Dell, and a16z.

Shiplight AI is an agentic QA testing platform for modern development teams, providing AI-generated tests with self-healing automation that adapts to UI changes and integrates with CI/CD workflows.

AI-native agentic process automation platform that automates data entry, scraping, and processing flows using LLMs and computer vision for enterprise workflows.

Security app studio that lets teams build and deploy custom security apps without heavy engineering lift.

Speakeasy is a complete API development platform that polishes OpenAPI, generates production-ready SDKs and Terraform providers, and builds MCP servers from OpenAPI documents with extensive customization options to connect LLMs to data wherever it lives.

Spiral is a data infrastructure company that provides a multimodal data platform for AI, unifying governance and exposing a single API for every data modality including video, audio, geospatial, and text, engineered for machine-scale throughput to keep GPUs fully saturated.

A collaborative 3D design platform that runs in a web browser, enabling users to create interactive 3D experiences for web and mobile without coding.

No-code platform for enterprises to build and deploy AI agents that automate back-office workflows with secure integrations.

StackOne provides a unified API platform for product teams to ship customer-facing integrations quickly across SaaS systems.

AI-powered data platform that transforms unstructured web data and documents (websites, PDFs, pitch decks, reports) into structured, enterprise-ready datasets using their proprietary DoRa model that navigates and extracts data like a human, enabling real-time web extraction for business intelligence and data workflows.

Succinct is making zero-knowledge proofs accessible to any developer through SP1, their zkVM, and decentralized prover network that enables scalable blockchain applications and cryptographic infrastructure.

Supabase is an open-source backend-as-a-service platform offering managed PostgreSQL, authentication, real-time subscriptions, and storage for web and mobile developers:contentReference[oaicite:24]{index=24}.

Superblocks is an AI-native enterprise application platform for building internal tools, workflows, and agentic applications with governance, permissions, and production controls.

SuperHi is an online education platform offering flexible, project-based courses in code, design, and project management for creative professionals and aspiring developers.

Symbolica is a pioneering AI research lab founded in 2022 that leverages category theory to deliver breakthroughs in modern artificial intelligence research by building structured reasoning in machines with formal logic and semantics at the architectural level.

Tailscale is a mesh VPN service built on the WireGuard protocol, enabling secure, private connections between devices across networks with a simplified setup:contentReference[oaicite:27]{index=27}.

Search engine for LLMs and RAG connecting AI agents to real-time web with APIs for search, crawling, and structured insights extraction

AI-powered background coding agents that autonomously detect, triage, and fix bugs or ship features for engineering teams, integrating with tools like Claude Code, Cursor, Slack, and Linear.

TensorWave provides AMD-powered AI infrastructure and cloud GPU clusters for large-scale training and inference workloads.

TinyFish provides enterprise web agents that automate complex web-based workflows and extract structured data from websites at scale. The platform enables Fortune 500 companies like Google and DoorDash to automate web interactions, streamline data collection, and integrate web automation into their business processes.

Generates realistic synthetic data to power software testing and analytics without exposing sensitive production data.

Dev tools startup redefining software development at scale, offering tools for detecting and managing flaky tests, pull request merge queues, and flattening productivity curves as projects grow.

Consumer-permissioned data platform that provides API access to payroll, employment, and financial data for streamlined income and employment verification, asset verification, and direct deposit switching.

Union.ai provides production infrastructure for AI and ML workflows on top of Flyte, helping engineering teams orchestrate, deploy, and operate reliable model and data pipelines.

V7 provides a data engine for computer vision teams to manage datasets, label data, and train AI models at scale.

Vantage provides cloud cost observability and optimization software for engineering and finance teams managing multi-cloud spend.

Vapi is building the leading developer platform for conversational voice AI agents, abstracting away the complexity of building these agents and managing real-time infrastructure to enable enterprise-ready voice AI solutions across finance, healthcare, travel, and other industries.

Vectara provides a retrieval-augmented generation platform with enterprise search, grounded generation, and evaluation tooling to help teams build production-grade generative AI assistants.

Vellum builds an AI product development platform to design, evaluate, deploy, and monitor mission-critical LLM workflows for enterprise teams.

Cloud platform for frontend teams building with Next.js and modern web frameworks, offering global edge infrastructure.

VoidZero is dedicated to building an open-source, high-performance, and unified development toolchain for the JavaScript ecosystem founded by Evan You, creator of Vue.js and Vite, with deep expertise in JavaScript tooling.

Vultr offers global cloud compute services, providing high-performance, cost-effective virtual servers and GPUs for developers and businesses:contentReference[oaicite:29]{index=29}.

Intelligent terminal for developers with AI-powered features, built with Rust to supercharge developer productivity through Agent Mode for seamless code generation, editing, and task management.

Enterprise-grade platform running powerful AI on local devices without cloud dependency, enabling companies to work with sophisticated AI models while keeping sensitive data in place.

AI-powered voice dictation software for seamless text creation enabling natural speech-to-text conversion with high accuracy

Builds AI research agents that browse the web, synthesize findings, and help teams produce reports faster.

Free AI content detection tool designed to distinguish between AI-generated and human-written text with advanced detection algorithms