Atomic Semi | Onsite | San Francisco, CA | Full-time and Internships

Atomic Semi is building a small, fast semiconductor fab. We'll build the tools ourselves then quickly push them to more advanced geometries. We're building a small team of exceptional, hands-on engineers to make this happen.

Selected Jobs:

* Senior Embedded Software Engineer - https://jobs.ashbyhq.com/atomicsemi/339ba08d-f7b2-4a4a-94f3-...

* Applied Plasma Physicist - https://jobs.ashbyhq.com/atomicsemi/6ca2816b-133c-4e75-84b6-...

* Electronic Hardware Design Engineer - https://jobs.ashbyhq.com/atomicsemi/c29dccb7-d209-491d-bcea-...

* Electronic Hardware Design Engineer Manager - https://jobs.ashbyhq.com/atomicsemi/94a87297-7fd5-4f8e-9fe6-...

* Mechanical Engineer - https://jobs.ashbyhq.com/atomicsemi/d69beec0-8861-444b-8daa-...

* Mechatronics Engineer - https://jobs.ashbyhq.com/atomicsemi/731230e2-6fcb-4f39-bfbf-...

* Process Engineer - https://jobs.ashbyhq.com/atomicsemi/704582fa-f38e-4ea6-bcfa-...

* RF Power Engineer - https://jobs.ashbyhq.com/atomicsemi/f2e271a6-2941-4d8e-83f0-...

* Senior Circuit Design Engineer - https://jobs.ashbyhq.com/atomicsemi/1f209598-7286-401c-89a6-...

See https://atomicsemi.com/careers/ for full list

Brilliant.org | Software Engineers | Remote (North America), SF, NYC | Full-time | $170k — $250k | https://brilliant.org

Brilliant is building world-class interactive learning experiences that combine challenging problems, compelling narratives, and delightful visual storytelling.

We're hiring for a number of engineering roles to help craft the next generation of interactive learning and change how the world learns.

Engineers at Brilliant think about both "building the right thing" AND "building the thing right" while pursuing high standards of excellence for ourselves, our product, and our codebase.

If you're energized by the prospect of doing the best work of your career and changing how the world learns alongside the most talented peers you've ever worked with, you can learn more and apply here: https://brilliant.org/careers.

Imbue [https://imbue.com] | Infrastructure Engineers | San Francisco (ONSITE) | Full-time

Imbue is building a coding agent environment (https://imbue.com/product/sculptor/) that imbues engineering wisdom into LLM workflows—so anyone has the power to create software they can trust.

We aim to rekindle the dream of personal computing and make software creation accessible to all, so every person can have the power to shape their computational future.

For more example projects and benefits, see the full job description: https://imbue.com/careers

Please apply through the website above. All submissions are reviewed by a real person!

AltaSigma | Senior Kubernetes & Cloud-native Engineer | Hybrid (Germany: Berlin, Stuttgart, Ulm) | Full Time | Email is hidden

Company: AltaSigma is an innovative AI company dedicated to making artificial intelligence efficient, secure, and truly value-driven for organizations of all kinds. We provide a powerful, in-house developed AI platform—built on modern software architecture, clean code principles, and scalable open source technologies.

Role: As a Senior Kubernetes & Cloud Native Engineer, you will play a key role in shaping the technological foundation of our platform. You’ll bring your expertise in DevOps, container orchestration, and cloud technologies to help evolve our platform into a future-proof, reliable backbone for efficient, highly available AI solutions.

You: + Strong expertise in Linux system administration and configuration (Ansible, Terraform / OpenTofu). + Experience with Kubernetes, containerization, and operating cloud-native applications (Helm / ArgoCD). + Familiarity with hyperscalers (AWS / Azure / GCP) and Go is a plus. + Confident handling of CI/CD tools (e.g., GitLab CI/CD, Semantic Release, Renovate) and a solid understanding of automated testing and deployment processes. + Strong communication skills with the ability to explain complex topics clearly.

Apply: Send us an email to Email is hidden - happy to hear from you!

Frequenz Energy-as-a-Service GmbH | Full-Time | Hybrid/Berlin, Germany

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 fully self-sustaining prosumers, capable of leveraging various renewable energy assets.

We are currently looking for a Senior Rust Engineer to join one of our backend teams in Berlin.

Our homepage: https://www.frequenz.com/

Apply here: https://www.frequenz.com/jobs/senior-rust-engineer

(PS: If you choose to apply, we would appreciate if you could mention that you have come from HN :) )

Zed Industries | North America, South America, Europe REMOTE | https://zed.dev/

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 member of the team to do the best work of their career.

1. Product Designer - https://zed.dev/jobs/product-designer

2. Distributed Systems Rust Engineer - https://zed.dev/jobs/backend-engineer

3. Rust Engineer - https://zed.dev/jobs/rust-engineer

4. AI Rust Engineer - https://zed.dev/jobs/ai-engineer

5. Frontend Engineer - https://zed.dev/jobs/frontend-engineer

Steelhead Software (www.steelheadsoftware.io) | Full-Stack Software Developer ($45+/hr) | 100% US-based Remote | Contract (FT 40 hours/wk)

Steelhead Software is a premium technology consulting firm with a focus on custom software development and third party integrations. We empower leaders to achieve real business outcomes through custom technology - automating workflows, building integrations, and eliminating reliance on wasteful manual processes. We strongly believe in the power of custom software to transform businesses, and that this tool should be available to everyone - not just corporations that can afford to hire full time design & engineering teams.

We’re seeking a self-motivated Full Stack Developer to join a small, agile team modernizing high-impact business web applications. This is a remote, full-time 1099 contract position with opportunities for long-term growth.

What You’ll Do

- Modernize and enhance enterprise-level web applications.

- Lead frontend initiatives and contribute to architecture decisions.

- Collaborate closely with clients and internal teams in a fast-paced agency environment.

- Build scalable APIs and bridge frontend and backend systems effectively.

What You Bring

- 4+ years of hands-on experience developing robust web applications.

- Strong expertise in Vue and Angular for building scalable UIs.

- A solid eye for user experience and visual design principles.

- Experience in backend development using C#, ASP.NET, .NET Core, and Entity Framework.

- Skilled in working with SQL Server and database-driven apps.

- Previous experience working in a digital agency or client-service environment.

Tech Stack

- Frontend: Angular, Vue.js,

- Backend: C#, .NET Core, Entity Framework

- Database: SQL Server

- Tools: Visual Studio, Git, Azure

We'd love to hear from you! Please email resume and bios to Email is hidden

OwnerRez | Remote (UTC -10 to UTC +4) | Senior Full Stack Engineer | Full Time OwnerRez is a vacation rental software platform for property managers and owners that integrates with channels like Vrbo, Airbnb, TripAdvisor, and booking.com as well as direct websites to manage vacation rental properties, bookings, and guests -- making the entire process automated.

We're looking for senior full stack engineers to join our team to design and develop features end to end -- from web UI to backend business logic, services, and the database. We're also looking for ops skills and desire to join our on-call rotation.

Our stack: .NET (MVC, jQuery on the frontend, WebAPI on the backend), MySQL, Redis, DynamoDB. AWS sysops/devops experience preferred.

GenAI/LLM API knowledge and agentic coding experience (Cursor, Claude Code, Copilot etc.) a huge plus!

Details: https://www.ownerrez.com/senior-software-developer

Felt Clinic (https://feltclinic.com) | Senior Mobile Engineer | Remote (US Only) | Full-time | $180k-$220k

Felt Clinic is building the first embedded care SDK for health apps. Our mission is to make access to a doctor simple and secure inside any mobile application. We want teams to stop worrying about provider contracting and focus on building awesome experiences.

We're looking for a Senior Mobile Engineer to help us scale our products. You’ll be developing powerful iOS and Android SDKs and integrating real-time communication tools, and shaping next-generation, AI ready, health experiences.

Tech Stack:

- Mobile: SwiftUI (iOS), Kotlin (Android)

- Web: Next.js, Turborepo, TypeScript

- Communication: WebRTC

What sets exceptional candidates apart:

- Hands-on experience working on mobile platforms (Swift/Kotlin)

- Interest/experience with Next.js and RSC

- Stoked about healthcare experiences

- Deep expertise in cross functional software development

Felt has three name branded Apps actively using our SDKs and anticipating approximately $10m ARR by late 2026. We’re backed by leading investors including 1984, Scrum Ventures, and Tau Ventures. Join us as we scale to build next-gen HealthKit on steroids.

Apply by contacting us directly at Email is hidden.

Sudowrite | https://sudowrite.com | √ REMOTE | √ PMF | √ PROFITABLE | Full-Time

PROFITABLE, SUSTAINABLE SMALL TEAM, MAKING SOMETHING PEOPLE WANT

Kind, smart, low-drama people, seeking the same to help make writing tools authors dream about.

Our users have published thousands of books using Sudowrite, and we're building a sustainable company, not chasing unrealistic growth targets set by VCs.

* We help the next generation of storytellers tell better stories.

* We believe the future of writing is AI & human collaboration.

* This is the 3rd year we'll pay a profit-sharing bonus.

* Co-founders both had prior exits.

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Hiring: Product Design Lead

* Craft clean, playful new UX/UI and talk to users. A lot.

* You should have: Great taste and product sense, lots of agency, and a sense of humor, adventure, and hope.

* Nice to have: You write, you code, you're good at animation.

Comp: 150-200K, equity, 401K, profit share, retreats, unlimited books.

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APPLY: https://sudowrite.com/jobs/designer