About us: Poe is a a16z backed product. Gives you access to the best AI from many different companies in a single interface across all of your devices. ChatGPT, Claude 3.7 Sonnet, DeepSeek R1, many of the top image, video, and audio generation models, and millions of user-created bots are all on Poe.
Stack: Python, React, Typescript, Next.js, GraphQL, Docker, K8, AWS.
Compensation (location dependent): For US: $155-$265k USD + equity / For Canada:$185-270k CAD + equity.
What We’re Looking For: You will be a key member of the newly formed Security Engineering Team, with a mission to keep Quora/Poe safe from security problems by building robust protections around our products, infrastructure and people. Our small engineering team works on challenging problems every day. We have a culture that's rooted in constantly learning and improving, and our engineers are encouraged to think big and experiment with new ideas.
Timezones: 9am to 3pm PST.
Apply below: Staff Product Security:https://jobs.ashbyhq.com/quora/e888eecc-678f-4eeb-bb5f-5ca70...
Staff Infrastructure Security: https://jobs.ashbyhq.com/quora/b808dfbe-4d0d-4077-b88c-cdd7f...
MeritFirst is a VC-backed startup building a new way to identify talent, where intelligence, problem-solving, and adaptability matter more than credentials. We're a small, profitable team using a modern stack (TypeScript, Next.js, Postgres/Drizzle, Vercel).
You'll work side-by-side with the founders, own features end-to-end, and have direct input into product decisions. Competitive salary + equity.
Apply here: https://meritfirst.us/candidate/tests/46e6bb96-3c1e-4451-ac8...
Our mission: Build the AI stack for education—an agentic framework to launch, monetize, and power learning apps 50× faster. We bootstrapped to profitability, were voted #1 among 1,500 in the Vercel AI Accelerator, and collectively reach tens of millions of learners.
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Open Roles:
Full-Stack Engineers: Work on mission-critical, rapid POCs to MVPs using TypeScript, React/Next.js, AWS Lambda, Postgres, and Neo4j. Help shape infrastructure and UI for bleeding-edge AI-powered features.
Senior AI Agents Engineers: Own modular agent architecture, RAG pipelines, and LangGraph-based systems in TypeScript/Node.js. Architect reasoning layers, agent memory, and performance tuning for intelligent learning agents.
Product Designers: Design intuitive UX/UI for AI-powered content creation and learning tools. Collaborate closely with engineers on fast-moving features. We're looking for Figma power users who think in systems, move quickly, and have a portfolio of clean, polished, shipped work.
Technical Product Manager: Define schemas, APIs, and workflows that bridge AI research to production. Own developer tooling, agent orchestration layers, and internal platforms like Linear/Notion. Drive clarity, velocity, and scalability across multi-agent, LLM-powered systems.
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Why Memorang?
Remote-first, async-friendly team with flexible hours
Health & wellness stipends, home-office support, paid time off
Opportunity to ship systems used by millions—at a built-for-speed profitable startup.
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Apply here: https://memorang.com/careers
Or email careers@memorang.com with your CV, a short note (1–3 sentences) about which role excites you and why, and a link to your best project or portfolio.
Looking forward to seeing who’s inspired by shaping the future of learning.
* Scalable and tolerant systems using Kubernetes, Docker, and cloud infrastructure (GCP) * React, NextJS, PostgreSQL, Docker, Python, Javascript/Typescript. * Infrastructure: GCP/AWS, (Cloud Storage), running containers in production (Kubernetes, GCP GKE, GCP Cloud Run, AWS ECS, AWS EKS, AWS Fargate).
Trunk is an a16z funded dev tools startup, redefining software development at scale. We aim to solve problems that developers hate by bringing the tools usually built in-house at the best engineering orgs to every development team. Some of our products:
* Merge Queue: a merge queue, to ensure that PRs are tested in order before they're merged. *Flaky Tests: Detect and eliminate Flaky Tests. * AI DevOps Assistant: Automate Reccurring DevOps tasks in chat. In 2022, we raised a $25M Series A led by Initialized Capital (Garry Tan) and a16z (Peter Levine)Our tech stack:
* Frontend: Typescript, React, Redux, Next.js * Backend: Typescript, Node, AWS, CDK, k8s, gRPC * Observability: Prometheus, Grafana, Kiali, Jaeger * CLI: C++20, Bazel * VSCode Extension: Typescript * CI/CD: GitHub Actions * General: GitHub, Slack, Linear, Slite Unlimited PTO (and we all actually take PTO), competitive salary and equity packages! Please apply here: https://trunk.io/jobsHi, I’m Yanni Giannaros, founder & CEO of Axle (www.axleruns.com). We build AI agents that automate AML/KYC compliance workflows for fintechs, banks, and crypto companies. We’ve raised $3.2M and are live with dozens of enterprise customers. Our agents eliminate manual review bottlenecks, helping teams focus on complex cases and operate more efficiently. We found product-market fit and we're gearing up to scale. My cofounder and I have built and sold Fintech companies before this and we care deeply about this problem.
Headcount: ~8
Stack: Python, Go, Next.js, Postgres, GCP, SOTA LLMs
Shoot me an e-mail here: yanni[at]axleruns.com
Thank you!
We're building automation software for the $7T insurance industry, accelerated by AI. Seed stage in terms of headcount (~ 20 people) but Series B in terms of business traction (+ cash-flow positive). We've intentionally stayed under the radar.
- Product has caused customers to literally cry tears of joy
- Experienced eng team from Airbnb / Brex / LiveRamp
- Stack: TS, Postgres, React, GraphQL, and Next.js
Apply here: https://comulate.com/careers
We’re seeking engineers who want to build real-world AI tools that address industry challenges—working with data from large-scale infrastructure to ML-powered document intelligence.
Tech Stack: Next.js | React | TypeScript | Tailwind
Open Roles: • Front End Engineer (Hybrid, London) • (x1)
Interested in applying AI to built-world challenges? Email jobs at voltquant dot com with your CV and two examples of projects you’re most proud of.
About us: Absinthe is building the most sophisticated gamification engine for crypto-native incentive programs. With 50M+ visits, 2M+ active users since 2022, we’re looking for a Full-Stack Engineer with a love of UX to accelerate our momentum.
Role: You'll own a diverse set of features end-to-end: from schema design, wiring GraphQL through polished frontends, to rapid deployments and monitoring. Recent examples shipped by single engineers include: - Unified social+wallet auth centralizing user identities. - “Buy-me-a-coffee” embeddable Web3 widget (<script>-based integration). - Webflow-like WYSIWYG loyalty-program builder. - Embedded Metabase analytics inside our app.
Our Stack: Next.js, Hasura, dbt, MotherDuck/DuckDB, GraphQL, in-house Web3 indexing.
What you bring:
Open Source Contributor: We love open source! Love for crafting efficient UX; shipping fast and iterating. Leverage LLM-based workflows in daily dev practices. A portfolio showcasing impactful, end-to-end fullstack projects.
Why Absinthe:
High-Impact Work: Join a tight-knit team shipping Web3 loyalty infrastructure that directly influences millions of users. Flexibility: Choose fully remote or hybrid (NYC). Competitive salary (region-based) and equity in a high growth Web3 startup.
Interested? Apply directly at: https://absinthe.network/careers#open-positions
We’re building the first group payment platform that integrates directly into merchant checkouts. Backed by real user demand and selected by Lanzadera (Spain’s top startup accelerator), OnePool is looking for a technical cofounder to lead the development of our MVP and shape the future of collaborative payments.
What you’ll do:
- Lead the architecture and development of our first product
- Work closely with PSPs integrations
- Build and maintain APIs, webhook logic, and payment flow orchestration
- Own technical decisions from infrastructure to deployment
- Define our engineering culture and roadmap as a core founding member
Nice-to-haves (not all required): Next.js, Go/Python/Node, typescript, payment integrations, full-stack dev, early-stage products, fintech or checkout UX
About us: We’re a small team with backgrounds in product, growth, and early-stage startups. OnePool simplifies one of the most frustrating payment flows for users and businesses alike — and we’re ready to build fast with the right tech partner on board.
Apply: gianni@onepool.io More about us: onepool.io
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)
* Integrate full-stack systems (FastAPI, Python, Rust)
* Optimize CI/CD and DevOps
* Mentor engineers and drive best practices
* Work directly with the CTO to shape product and technical strategy
You have:
* 5+ years building production software (3+ years frontend)
* Deep experience with our stack
* Strong DevOps/testing mindset
* Bonus: Real-time simulation, 3D/geospatial, or defense experience.
Why DMI?
* Product ownership, ESOP (employee stock option)
* A small, expert, high-impact team
* Great Munich office (simulator, BBQ, mountain views), mobility benefits, health and fitness benefits
Other software/ML roles open, just email me.
Interested?
Reach out directly to me (Pau): pgs(a)datamachineintelligence.eu
Opsin helps enterprises secure and deploy Enterprise Search/AI systems (e.g. Microsoft Copilot, Google Gemini) responsibly without exposing sensitive data. Venture-backed by Race Capital. You’ll work directly with the founders on a small (<10) person team shipping fast in a huge green-field space.
We are hiring for:
- Senior AI Engineer – 5 + yrs backend + 2 + yrs ML/LLM; Python, SQL, AWS/GCP experience; comp + eq (https://www.opsinsecurity.com/jobs/senior-engineer-ai-engine...)
- Senior Full-Stack Engineer – 4–8 yrs shipping product; React/Next.js + API & DB design + Nest.js; TypeScript, Python a plus; comp + eq (https://www.opsinsecurity.com/jobs/senior-engineer-full-stac...)
- Staff Backend Engineer – 8 + yrs building scalable systems + 2 + yrs technical leadership; architect data-driven services for LLM security; comp + eq (https://www.opsinsecurity.com/jobs/staff-engineer-backend)
- Founding Account Executive – full-cycle sales to CISOs/CIOs; 5 + yrs enterprise SaaS; cybersecurity/Microsoft ecosystem a plus; ~50% travel; comp + eq (https://www.opsinsecurity.com/jobs/founding-account-executiv...)
Tech stack: Python, TypeScript (Nest.js), React (Next.js), Postgres, Azure, modern LLM tooling
How to apply: email your résumé + a short note to careers@opsinsecurity.com with subject “HN – [role]”, or apply on our careers page.
I’m Shay Nehmad, Founding Engineer at the company. Happy to answer questions at shay@opsinsecurity.com or on LinkedIn
ether.fi is building the crypto native neobank of the future. We are a profitable early stage company that currently has $10B in TVL, a top five ethereum protocol when ranked by TVL. Our 3 products, Stake, Liquid and Cash all generate revenue and we are scaling up our team to keep up with growth.
We're looking for mid-level and senior-level frontend, backend and full-stack candidates without about 5 or more years of experience building web applications. We use golang, typescript (node.js & react/nextjs) and python, but we are considering candidates with other stack experiences, no crypto/web3 experience required.
Engineering is based across all offices and on site. We highly value in office collaboration & believe it gives us a competitive advantage over other companies!
Only apply if you are ready for a true challenge and to work with a hard working and brilliant team!
Links for reference: https://defillama.com/chain/Ethereum https://dune.com/ether_fi/etherfi-cash
If interested, please apply here: https://jobs.ashbyhq.com/ether.fi?utm_source=wVAJjAdWZJ