Redpanda Data | REMOTE | Full-time | https://www.redpanda.com/careers

Redpanda is pioneering the Agentic Data Plane (ADP) - a new category in AI infrastructure that makes it simple and secure to connect AI agents with enterprise data and systems. Built on a multi-modal data streaming engine, Redpanda empowers agentic applications that reason and act in real-time with speed, autonomy, and precision. Global leaders including Activision Blizzard, Cisco, Moody's, Texas Instruments, Vodafone and 2 of the top 5 banks in the U.S. rely on Redpanda to process hundreds of terabytes of data a day. Backed by premier venture investors Lightspeed, GV and Haystack VC, Redpanda is a diverse, people-first organization with teams distributed around the globe.

* Software Engineer, Core Replication - https://job-boards.greenhouse.io/redpandadata/jobs/457731100...

* Software Engineer, Connect - https://job-boards.greenhouse.io/redpandadata/jobs/457974900...

* Software Engineer, Kubernetes - https://job-boards.greenhouse.io/redpandadata/jobs/462890600...

* Senior Design Engineer - https://job-boards.greenhouse.io/redpandadata/jobs/454906500...

Proven Software | Senior Fullstack SWE | REMOTE (US) Full-Time | $140k-$170k

Proven is a start-up software company delivering a modern electronic medical record (EMR) to Behavioral Health & Physical Therapy. Proven’s Founders and Executive team have decades of experience successfully growing and scaling companies in healthcare.

Stack: .NET/C#, SQL Server, Blazor with Telerik controls.

We're looking for a senior full-stack engineer with .NET experience. Experience working in Azure and/or with Blazor is a major plus but not required.

We primarily work ET hours but are flexible Excellent PTO and employer-sponsored healthcare benefits

Email us at: hiring AT provensoftware DOT com

GrayMatter Robotics | Robotics Engineers, Architecture, IT/Automation | LA, USA ONSITE | https://graymatter-robotics.com/ –

GrayMatter Robotics deploys robotic systems for tackling tough jobs in surface finishing. We're a fast-growing company that solves some of the most challenging and rewarding tasks in manufacturing. We're deployed in production all over the US.

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Robotics Engineer (all types) | $100K - $200K + Equity

We're looking for a few types:

  - product engineers and generalists who can design and build features from concept to production
  - experienced ML for robotics specialists
  - perception robotics engineers, motion planning engineers

Lead Robotics Architect | $200k - $240k + Equity

If you're passionate and super skilled at architecture and c++ for large robotic systems, this is for you! We're building a software stack that is flexible and needs to handle a large variety of surface finishing applications (sanding, polishing, spray painting, sand blasting, grinding, ...).

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two dozen more roles on our jobs page - not all roles are mentioned are on here: https://jobs.ashbyhq.com/graymatter-robotics

I'm the hiring manager - mentioned HN in your email: achille.verheye@graymatter-robotics.com

Magnetic | https://magnetictax.com | Multiple roles | San Francisco (ONSITE) | Full-time

Magnetic (YC S25) is building the AI tax preparer for accounting firms. We use vision models to extract and structure data from tax documents and automatically populate legacy tax software, saving CPA firms hours of tedious data entry per tax return. Firms are coming to us faster than we can build - our next tax season is already 10x the size of October's, and we have a waitlist for several X more.

We just raised a $5.1M seed round and are building a small, senior, in-person team. We believe in everyone talking directly to customers, and getting into the workflow themselves (i.e. learning how to do tax returns). We like to work together all day, whiteboard new ideas, get lunch together in person, and get drinks after work.

Open roles: [1] Founding Engineer – https://www.ycombinator.com/companies/magnetic/jobs/77FvOwO-... [2] Founding Tax Expert – https://www.ycombinator.com/companies/magnetic/jobs/eReV8hh-...

Rocketable (YC W25) | Founding Engineer - Automation Platform | Onsite (San Francisco or Marin County) | $200K-$250K | 1-4%

Rocketable acquires profitable SaaS companies and transforms them into fully autonomous systems. No human operators. No engineering team shipping features. No support staff answering tickets. Just AI running the entire business.

This sounds crazy to most people, but we think the trajectory is obvious. If we're right, you'll have built the infrastructure that runs a new kind of company.

Interested? More info & application here: https://www.ycombinator.com/companies/rocketable/jobs/CArgzm...

Paperless Post |NYC/Hybrid or REMOTE(US ONLY)|

Hi! We’re Paperless Post, and we help people celebrate moments that matter with our customizable, design-forward digital invitations. The PP Engineering team, a highly collaborative group of developers and technologists, is charged with building and refining a consumer-facing product that millions of people interact with each month. Our individual feature teams each focus on a unique piece of the user experience and are made up of engineers, product managers, QA, and product designers. Our open roles are below:

1. Senior Fullstack Software Engineer, Revenue Growth| Full-Time| React, GraphQL, Golang

2. Software Development Engineer in Test| Full-time| Javascript/Typescript, Playwright, Cypress, Jest, React Testing Library

3. Senior Analytics Engineer| Full-time| SQL & Python

4. Software Engineer, Front End| Full-time| React Native

We offer: competitive compensation + equity + generous PTO/Sick leave + medical benefits + remote-friendly + more!

If you are interested, please apply here: https://www.paperlesspost.com/about/careers/ and shoot me (Briana, Sr talent acquisition lead) an email at: recruiting@paperlesspost.com

Hudson River Trading (HRT) | Experienced Software Engineer — Systems | Hybrid (NYC / US offices, London, Singapore) | $150k–$250k + bonus

We’re hiring an experienced engineer to help build and evolve the platform that powers HRT’s global infrastructure.

You’ll work in Python on automation, provisioning, monitoring, and network tooling across thousands of Linux machines. Strong Python and Linux/UNIX fundamentals are required; experience with Debian, networking, or CI/CD is a plus.

Share your info here: https://www.gem.com/form?formID=65d1b5ca-e5d1-4f4c-a782-ba0f...

Layer Health | https://www.layerhealth.com/ Our engineering team: https://www.linkedin.com/company/layerhealth/people/ Location: BOSTON (Boston Common) or NYC (downtown) - hybrid in both locations; <<NO REMOTE>> Headcount: ~34, hiring ~2 per month

Stack:React / Typescript / Python / GCP

Open Roles (all roles require a MINIMUM of 6 years of work experience): Fullsack Engineer (Senior) Python/React/Typescript * ML Infrastructure (Staff+) * Data Infra Lead/Engineer * ML/Research Scientist (PhD's) * MLE's (looking for CS/engineering background ideally) * Security Engineer

We Offer: * competitive base salary + equity + great health/medical benefits * unlimited PTO * collaborative engineering-first culture

Layer Health was founded in 2023 by leading machine learning researchers from MIT and Harvard Medical School. We are building an AI layer that can accurately and scalably synthesize information from medical records, with the mission to reduce friction everywhere in healthcare. Our LLM-powered platform is solving chart review once and for all, across use cases. For health systems, our first product dramatically accelerates clinical registry abstraction in areas ranging from surgery and cardiology, to oncology. Our long term vision is for our AI layer to safely transform patient care and minimize unnecessary heartbreak. Layer Health’s diverse founding team brings expertise across machine learning, UI/UX, large language models, and medicine.

Email me at mike.hauschild@layerhealth.com for more info!

Saypien | Berlin, Germany | REMOTE (Europe) | Full-time

We're building an AI-native SaaS platform that helps companies extracting actionable insights from data in real-time. Think of it as an architectural intelligence layer that ingests heterogeneous data, learns your business context, and delivers decision-ready guidance.

Tech stack: Next.js, React, TypeScript, PostgreSQL, Redis.

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Hiring for two roles:

Software Engineer (Full Stack) - €60-157k (incl. Bonus) | Equity

You'll build and optimize our web platform end-to-end, work closely with AI, Product, and Design. Strong Node.js, PostgreSQL, React/Next.js. Experience with LLM integrations is a plus.

AI Product Engineer (Full Stack) - €70-169k (incl. Bonus) | Equity

More senior role bridging product and engineering. End-to-end feature ownership, customer feedback integration, shaping product direction while shipping production code.

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Small team, real customers, fast iteration cycles, shipping.

Apply: https://work-at-saypien.jobs.personio.com

Elide: It’s like node but reimagined on top of GraalVM.

High performance, polyglot, AI-native runtime. We are in San Francisco, but work remote. Kotlin and Rust.

https://elide.dev

Parseur | Front-end dev with design appetite | REMOTE [GMT:GMT+6]

Parseur is a B2B Saas that automates document-processing workflows.

We are a 100% office-less, fully remote team of 5 looking for the 6th full-time (or 80%) team member.

We're looking for an excellent front-end dev who ideally knows React. And it would be nice if you could also design and know your way around CSS.

More info here: https://parseur.com/jobs

Coder | https://coder.com/ | Multiple roles | Multiple locations | Full-time

Coder is an AI software development company leading the future of autonomous coding. We empower teams to build software faster, more securely, and at scale through the collaboration of AI coding agents and human developers. Our mission is to make agentic AI a safe, trusted, and integral part of every software development lifecycle.

Coder’s self-hosted Cloud Development Environment (CDE) is the foundation for deploying agentic AI in the enterprise. It provides a secure, standardized, and governed workspace to deploy autonomous coding agents alongside human developers, accelerating innovation while maintaining control and compliance. Coder's isolated, policy-driven environments improve productivity, cut cloud costs, and reduce data risks. Developers transition to AI at their own pace using their own tools. Platform and security teams can govern, audit, and manage a great developer experience at scale.

We passed 100k stars on GitHub! https://github.com/coder

All positions are fully remote in the countries listed unless otherwise specified.

[1] Software Engineer, AI tools (US/Canada)

[2] Senior Software Engineer, AI Tools (US/Canada)

[3] Staff Software Engineer, front-end TypeScript/React (US/Canada)

[4] Security Engineer, DevSecOps (UK/Ireland/Poland)

[5] Senior Product Designer (United States)

And more! Apply here + job descriptions, salary bands: https://coder.com/careers?utm_source=O2n5Ew72WD

Not all of our jobs are listed here. Please note that you must submit an application to be considered for any of our positions.

Atomscale | Applied AI/ML Engineer | Boston, MA (Hybrid Onsite) | https://atomscale.ai

Atomscale is building AI to improve atomic-scale materials manufacturing. Our goal is to translate new materials into new technologies and products by ensuring they can actually be created at scale faster and cheaper.

This is a hard (but exciting!) challenge that involves hardware integrations, AI that understands materials data, and real-time dynamic intervention during processing.

⎯

We're looking for an Applied AI/ML Engineer that will help:

- Develop new models to analyze materials processing data

- Improve systems for model infra & deployment

- Build data engineering pipelines to handle large amounts of multimodal data

(You don't need background in materials science)

⎯

More details: https://www.atomscale.ai/careers/applied-ai-ml-engineer

To apply: email jobs@atomscale.ai with the job title + HN

Enthought | Python Scientific Software Developers | Hybrid | Tokyo, JP www.enthought.com/careers

Enthought powers digital transformation for science. Our technology and deep scientific expertise enable faster discovery and continuous innovation. We solve complex problems for the most innovative and respected organizations across the life sciences, material sciences, chemical, and semiconductor industries.

Competitive salary, stock options

Polymath Robotics (YC S22) | Devops Engineers, Fullstack Engineers, Apps Engineers, Networking Engineers, Program Managers | San Francisco, ONSITE | https://www.ycombinator.com/companies/polymath-robotics

Polymath Robotics is unlocking the next phase of autonomy in the industrial setting. We are rapidly growing our revenue and need your help to build our production system!

Channable | Utrecht, Netherlands | HYBRID

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 to join us! For more information, please check the job description: https://jobs.channable.com/o/python-software-engineer-pip

We use the following technologies and tools: Python (3.13), PostgreSQL, pydantic, sqlalchemy, typing, requests, logging, flask, fastapi, pytest, mypy, ruff, Sentry, Prometheus, Grafana, Loki

Do you want to read more about our engineering culture? Then have a look at our popular tech blog: https://tech.channable.com

Additionally, you can also take a look at some of our open-source work at https://github.com/channable to get a feeling of how we work together and what our code looks like.

Please note that candidates are required to be located or willing to relocate to the Netherlands. We work on a hybrid policy, and we go to our beautiful office in the city center of Utrecht twice per week.

Materiom | Senior SWE | ONSITE | London, UK

Materiom is a social enterprise dedicated to accelerating the development and widespread adoption of compostable bio-based materials to replace petrochemical plastics.

We're looking for a Senior Software Engineer (full-stack) to help build high-impact, AI/data-heavy web applications that revolutionize bio-materials R&D. Apply here: https://job-boards.greenhouse.io/materiom/jobs/4978270007

Langdock (YC S23) | Product Engineers (Full-stack), Infrastructure Engineers, AI Associates | Berlin, Germany ONSITE | https://langdock.com –

We're Langdock, and we've built the LLM platform that 2,000+ companies trust to power AI features for 100,000+ users. After hitting $10M+ ARR with >10x year-over-year growth, we're expanding our Berlin team to shape the next chapter of conversational AI.

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Product Engineer (Full-stack) | Total Compensation (incl. Bonus) €80K – €156K | Equity

Build product features from conception to deployment, collaborating closely with our CPO and working across the entire tech stack to deliver AI-powered features that drive enterprise adoption.

Stack: NextJS, React, Prisma, Postgres, Redis

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Infrastructure Engineer | Total Compensation (incl. Bonus) €80K – €156K | Equity

Contribute to our deployment infrastructure and lead integrations with customer cloud environments. You’ll work hands-on with the latest cloud and container technologies, ensuring our platform runs reliably and securely for some of Europe’s top enterprises

Stack: Terraform, Azure, AWS, GCP, OpenShift

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AI Associate | Total Compensation (incl. Bonus) €80K – €100K | Equity

Three-month rotational program with a pathway to high-impact commercial roles. You’ll join a cohort of technical, customer-facing talent who build deep product expertise and commercial acumen from day one.

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Check out our jobs page here: https://jobs.ashbyhq.com/langdock

AllSpice | https://allspice.io/ | Boston, MA / SF Hybrid or Remote | Full time (US timezones) | Mid/Sr./Principal/Staff | Golang, Vuejs, Rust, Python

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 AI (think GitHub + copilot for hardware). AllSpice is unlocking the next generation of smart vehicles, IOT devices, rockets, medical devices, robotics, and much more.

Read more about our latest Series A announcement in TechCrunch (https://techcrunch.com/2025/06/23/allspices-platform-is-the-...)!

We have a highly capable, tight-knit, remote-first team with a flex office in Somerville, MA and SF. We strongly value continuous communication and personal development. See more on our careers page https://allspice.io/careers

We’re hiring primarily for:

Principal/Lead Fullstack SW (Go, TS) - You'll take a major ownership stake in our full-stack web application, which includes collaborating closely with Product Management to architect & implement complex data rendering, user management, and novel features for hardware engineering teams. https://jobs.ashbyhq.com/allspice/3a80d480-ee07-481d-b5c3-10...

Senior Fullstack SW (Go, TS)- Working on the same team as above, with 5+ years experience. https://www.allspice.io/careers?ashby_jid=09b61976-df18-40c7...

Sr/Principal SW (Python) - You'll take a major ownership stake in our actions automation feature. This includes working closely with Product Management to implement a baseline of automation scripts for ECAD data (see some examples here: https://hub.allspice.io/Actions/), developing better integrations into AllSpice platform, and supporting our AllSpice AI agents. https://allspice.io/careers?ashby_jid=09d0e89e-cff9-462b-a37...

Tech Stack: Docker, Terraform, GoLang, Rust, Python, Vue, Typescript, Python

Please include any relevant open-source projects or portfolio in your application.

Rover | Barcelona, Spain & Seattle, USA | Software Engineers (Multiple Roles) | Full-time Rover is the world’s largest online marketplace for pet care. We connect millions of pet parents with trusted sitters and walkers, and we’re building a global platform that combines technology, community, and love for animals. With offices in Seattle, Barcelona, and beyond, we’re scaling an engineering culture focused on high-quality code, data-driven product decisions, and customer empathy. Open Roles:

Data Analytics Engineer (Barcelona) Lead/Senior Software Engineer (Barcelona) Senior Data Engineer (Barcelona) Senior Frontend Platform Engineer (Barcelona) Senior Product Engineer (Barcelona) Site Reliability Engineer II (Seattle) Staff Engineer (Seattle)

Apply: https://www.rover.com/careers/engineering