Posted 2 weeks ago
The Problem: Agentic AI systems are becoming increasingly powerful and autonomous. Most companies deploying them have no idea how vulnerable they are. We’re building the offensive security platform that will become the industry standard for AI safet…
Posted 2 weeks, 1 day ago
Redox OS is a Unix-like general-purpose microkernel-based operating system written in Rust, aiming to be a complete alternative to Linux and BSD. It is community developed and MIT licensed. Redox is seeking an OS/kernel developer, paid through a com…
Posted 2 weeks, 4 days ago
Category Labs (formerly known as Monad Labs) is a team of systems engineers and researchers on a mission to design and build at the frontier of decentralized technology. We strive to design and build step-function improvements over existing blockcha…
Remote, NYC
Posted 2 weeks, 4 days ago
If you're interested in low-level, resource-constrained and privileged execution environments, consider joining our team of compiler, OS, and Rust enthusiasts. At Immunant, we spend much time staring at weird build errors, ISA or ABI documentat…
Posted 2 weeks, 4 days ago
ThreatMark protects >50M end users from financial fraud and saves > $100M every year in losses. We are working with top banks in EU and US to protect their end users. We develop large-behavioral models that recognize returning users by their mouse m…
REMOTE(World), Brno, Czech Republic
Posted 2 weeks, 5 days ago
Hellas.AI is building a compiler for categorical deep learning to power decentralised, serverless AI. We're looking for an experienced Rust engineer. You must have demonstrated experience in designing and implementing BFT consensus protocols, abilit…
Posted 2 weeks, 6 days ago
At AllSpice, we're building the future of hardware development and collaboration, applying modern software design principles to the hardware industry with design review, automated test, and Gen AI. AllSpice is unlocking the next generation of smart …
Boston, MA, SF or Hybrid
Posted 3 weeks ago
Energy is the #1 constraint in new datacenter buildouts. Neuralwatt is reshaping AI compute around energy efficiency to maximize revenue per kilowatt. We’re a VC-backed, early-stage startup building optimization tools for AI, HPC, and datacenter wor…
REMOTE (US – Seattle, Denver, Boulder metros only)
Posted 3 weeks ago
We are building a truly private, open-source LLM gateway with outstanding user experience to address privacy problems around using LLMs. When we interact with AI-based services, we face the fundamental tension between utility and privacy. Current so…
Posted 3 weeks ago
We’re building the shared‑memory protocol that lets AI agents learn from each other, turning isolated tools into a network of collective intelligence. Backed by Moonsong Labs (creators of Kluster.ai, Moonbeam, Tanssi), we’ve secured fresh funding an…
Posted 3 weeks ago
Positron is looking for co-founders to build a production finance model for open source. The company values grit and is looking for individuals who are willing to take risks for potential high payoffs.
Posted 3 weeks ago
We're looking for a backend-leaning fullstack dev. You will be one of the first engineers outside of the founding team. We're a seed stage AI startup backed by several top tier VCs. We're on a mission to ensure patients get the coverage they deserve…
Posted 3 weeks ago
We are a non-profit, independent research institute dedicated to shaping technology for public benefit. We use cutting-edge mathematical research, especially category theory, to develop new computational tools that enable cooperation across differen…
Posted 3 weeks, 1 day ago
DMI is a bootstrapped startup building the next-gen autonomy platform for defense & aerospace. Join us as Principal Full Stack Engineer to own and shape our product with the CTO. You'll: Build high-performance frontends (Next.js, React, TypeScript),…
Munich, Germany
Posted 3 weeks, 1 day ago
Fastest open-source workflow engine built in Rust + Svelte. 300+ Enterprise customers. Profitable with a lean team of 9 engineers. Looking for new cracked software engineers to join us in Paris.
Posted 3 weeks, 1 day ago
We're building the serverless platform that powers millions of developers at the edge. Looking for passionate engineers to shape the future of edge computing. We're at the heart of distributed systems, runtime optimization, and developer experience …
San Francisco, New York, Austin, London, Lisbon, Hybrid
Posted 3 weeks, 1 day ago
SerpApi is the leading API to scrape and parse search engine results. We deeply support Google, Google Maps, Google Images, Bing, Baidu, and a lot more. Our current stack is Ruby, Rails, MongoDB, and React.JS. We are looking for more Junior and Seni…
Austin, TX
Posted 3 weeks, 1 day ago
OCEANE is a proprietary trading firm focused on ETFs and equities across GCC and global markets. We specialize in market making and quantitative strategies, powered by our in-house systems. We're looking for a Quantitative Trader to join our Abu Dha…
Posted 3 weeks, 1 day ago
Chroma is the open-source search and retrieval database for AI applications. It's an open-source database with vector, regex, and full-text search. We support local, single-node, and cloud hosting. Help build the future of context engineering! We're…
San Francisco
Posted 3 weeks, 1 day ago
Music for health and wellbeing - we're working with leading scientists at MIT, NYU and UPenn alongside a roster of composers to create validated music to improve health and wellbeing. We are on course to enhance the effectiveness & efficacy of our m…
London, UK
Posted 3 weeks, 1 day ago
Building a dynamic runtime on top of the Linux BPF sub-system. Looking for extremely talented / passionate Rust developers / Product Managers with a deep interest in Linux internals, Dev Tools, Great Developer Experiences and Systems programming. Ex…
Posted 3 weeks, 1 day ago
Radar Labs is the geo-location dev tool. Doing 1B+ API calls per day. Our main languages are Rust and TypeScript, we also use mobile and offline pipeline languages (Python, Scala, and Terraform). We're based in NYC with our HQ in Union Square and re…
New York City
Posted 3 weeks, 1 day ago
Broadn works with USA manufacturers to help them accelerate the configuration, pricing and quoting process for their industrial products. Our platform handles manufacturers operating in electronic parts, pipes, packaging, aerospace, defense and meta…
Posted 3 weeks, 1 day ago
We are a technology company developing groundbreaking solutions that help companies to rapidly transition from being passive electricity consumers to becoming fully self-sustaining prosumers, capable of leveraging various renewable energy assets. We…
Posted 1 month, 2 weeks ago
Own the APIs, event pipelines, and extension logic that power our browser-native security product. Ship to prod the day you merge. You will build & refine threat detections with our security research team, stream and enrich event data through Kafka …
REMOTE, ONSITE
Posted 1 month, 2 weeks ago
Category Labs (formerly known as Monad Labs) is a team of systems engineers and researchers on a mission to design and build at the frontier of decentralized technology. We strive to design and build step-function improvements over existing blockcha…
Remote, NYC
Posted 1 month, 2 weeks ago
ThreatMark protects >50M end users from financial fraud and saves > $100M every year in losses. We are working with top banks in EU and US to protect their end users. We develop large-behavioral models that recognize returning users by their mouse m…
REMOTE(World), Brno, Czech Republic
Posted 1 month, 2 weeks ago
Exoscale is a Swiss/European cloud service provider. We offer not only virtual machines but also storage (Object & Block), managed k8s and databases etc. We're looking for multiple SWEs & SREs either in Switzerland or remotely across Europe! Join a …
Posted 1 month, 3 weeks ago
Estuary is a VC-backed startup building the next generation of real-time data infrastructure. Our platform, Estuary Flow, combines change data capture (CDC), stream processing, and declarative configuration to unify real-time and batch data movement…
Posted 1 month, 3 weeks ago
Smarkets is a betting exchange for sports and political trading that has handled over £37 billion in volume since 2010. Our company mission is to fix the betting industry with the best products and best prices.
Hybrid - Onsite
Posted 1 month, 3 weeks ago
More Optimal provides a low-code environment specifically aimed at Operations Researchers who use our platform to solve the most difficult planning and optimization challenges in the world. For our R&D department we are looking for an engineer who i…
The Netherlands
Posted 1 month, 3 weeks ago
We're looking for a backend-leaning fullstack dev. You will be one of the first engineers outside of the founding team. Here is a bit more about us: We're a seed stage AI startup backed by several top tier VCs. We're on a mission to e…
Posted 1 month, 3 weeks ago
TensorZero is an open-source stack for industrial-grade LLM applications. It unifies an LLM gateway, observability, optimization, evaluation, and experimentation.
NYC
Posted 1 month, 3 weeks ago
Continue is building an open-source AI code assistant along with a hub of models, rules, and tools. Our VS Code and JetBrains extensions are primarily written in TypeScript, but we write small amounts of Kotlin (for JetBrains), Rust (for performant …
Posted 1 month, 3 weeks ago
SerpApi is the leading API to scrape and parse search engine results. We deeply support Google, Google Maps, Google Images, Bing, Baidu, and a lot more. Our current stack is Ruby, Rails, MongoDB, and React.JS. We are looking for more Junior and Seni…
Austin, TX
Posted 1 month, 3 weeks ago
Foxglove is the leading observability stack for robotics and physical AI. We accelerate robotics developers with logging, data management, and multimodal visualization. We’re well funded (Series A, ~35 people) and assembling the most talented team i…
San Francisco, CA, Remote, Seattle, London
Posted 1 month, 3 weeks ago
Music for health and wellbeing - we're working with leading scientists at MIT, NYU and UPenn alongside a roster of composers to create validated music to improve health and wellbeing. We are on course to enhance the effectiveness & efficacy of our m…
London, UK
Posted 1 month, 3 weeks ago
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 optimize their marketing.
Posted 1 month, 3 weeks ago
Building a dynamic runtime on top of the Linux BPF sub-system. Looking for extremely talented / passionate Rust developers / Product Managers with a deep interest in Linux internals, Dev Tools, Great Developer Experiences and Systems programming. Ex…
Chicago, IL, Remote
Posted 1 month, 3 weeks ago
Artis is a rapidly growing fintech company building innovative financial products focused on fast-moving market data. We provide powerful grid-based data displays (AG Grid) and real-time candlestick charting (TradingView Lightweight Charts) to our e…
Remote
Posted 1 month, 3 weeks ago
We recently announced $14.4 million in funding to make blockchains & digital assets useful for the world. Founded by Jump Crypto alumni and core contributors to the Solana protocol and the Firedancer client, we’re tackling fundamental scalability, p…
Posted 1 month, 3 weeks ago
We’re creating robots that autonomously construct buildings. We design all of our hardware and software in-house in central Amsterdam, starting with autonomous bricklaying robots. Building a robot like this means solving all sorts of interesting cha…
Amsterdam, The Netherlands
Posted 1 month, 3 weeks ago
OneSignal is building the best platform for businesses to intelligently engage with customers across every channel. We provide a simple interface to push notifications, email, and in-app messages, letting content creators focus on quality user engag…
California, New York, Pennsylvania, Texas, Utah, Washington
Posted 1 month, 3 weeks ago
At AllSpice, we’re building the future of hardware development and collaboration, applying modern software design principles to the hardware industry with design review, automated test, and Gen AI. AllSpice is unlocking the next generation of smart …
Boston, MA, SF or Hybrid
Posted 1 month, 3 weeks ago
We are a vibrant technology company developing groundbreaking solutions that enable the rapid transition towards a world of decentralized energy. We’re helping companies to rapidly transition from being passive electricity consumers to becoming full…
Posted 1 month, 3 weeks ago
Zed is a company for developers, by developers. All 3 of our founders have spent years in the trenches writing software and still do it almost every single day. We know the only way to build the world's best code editor is by equipping every single …
Posted 1 month, 3 weeks ago
We’re on a mission to help make cities easier to navigate. Our award-winning app helps millions of people around the world. We have a number of roles open.
London, UK, New York, USA
Posted 1 month, 3 weeks ago
We are building a truly private, open-source LLM gateway with outstanding user experience to address privacy problems around using LLMs. When we interact with AI-based services, we face the fundamental tension between utility and privacy. Current so…
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