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More Optimal | Software / R&D engineer | The Netherlands (Den Bosch) | HYBRID (min. 3 days in-office)

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 is enthusiastic about working on a complex system, solving puzzles and loves complex programming challenges, to make More Optimal even more loved by our customers as well as implementation partners.

In our R&D team you will be able to work on a very diverse combination of problems depending on your preferences: frontend, backend, advanced algorithms and infrastructure. We are a fast-growing company where you can make a real impact quickly.

Tech stack: TS/JS (primarily), Java/Kotlin, Python, Go, Rust, GCP

For now, we're only considering candidates who already have a connection to the Netherlands (e.g., those who have worked, studied, or lived here previously). Feel free to contact me directly (Email is hidden) if you have any questions about the job opening.

Aqora | Quantum Computing Expert | Full-time | Paris (HQ) or Remote (Europe) We're building the go-to hub for quantum computing, focused on organizing quantum hackathons and competitions globally as well as hosting quantum datasets and algorithms. We've partnered with major industry players, generating six-figure revenues, and have more exciting projects lined up. Our MVP is live, and we're looking for a Quantum Computing Expert to help us scale. In this role, you’ll: - Refine quantum use cases and define metrics to evaluate submissions. - Build partnerships and onboard quantum professionals. - Contribute to product-market fit and platform growth. - Assist with hackathons and write technical articles on challenges. Requirements: - Experience in quantum algorithm development (digital & analog). - Experience mentoring at hackathons. - Proactive and detail-oriented. Bonus: PhD in quantum physics.

Perks: Competitive salary, equity options, workspace at Station F (Paris).

Apply by sending your resume, intro, and portfolio to https://quantum.jobs/jobs/85500519-quantum-computing-expert. Help shape the future of quantum computing at Aqora!

Odoo | Full Stack Developer | Hybrid (Belgium, 3 days/week) | Full-time | Visa + €10k Signing Bonus | https://www.odoo.com/r/mnk

Odoo builds open-source business apps used by millions. We're hiring full stack developers to work on our Python/PostgreSQL backend, fast JS framework, mobile apps, website builder, and more.

Why join us:

- €10k signing bonus - Visa sponsorship + relocation support (contains 1 month free housing) - No clients, no deadlines — just clean, open-source code - Pick your team after 3 weeks of onboarding - Great team, countryside office (with chef!), flexible hours

You:

- Master several programming languages - Proficiency in object-oriented programming - Strong in SQL, data structures, and DB design - Passionate, autonomous, and eager to build real stuff

Apply → https://www.odoo.com/r/mnk

Oneleet (YC S22) | Multiple Roles | US & NATO Countries | Remote | Full-time

Oneleet is an all-in-one cybersecurity startup that has built its own Attack Surface Monitoring (ASM), Code Scanner, Device Monitoring, and Compliance Platform. We are growing at an unprecedented pace and working on some very exciting projects.

What we're looking for:

Strong problem solvers who can work independently in a remote environment - Security-minded professionals passionate about building robust, scalable systems - Comfortable working during Eastern Time

Tech stack: Go, TypeScript, React, Kubernetes

Open roles:

* Senior Software Engineer (Backend)

* Application Software Engineer (Endpoint Security)

* Security Program Manager (EU Timezone)

* Internal Security Compliance Auditor

* Technical Sales (must have background in Computer Science or Cybersecurity)

* Invoicing Coordinator

We offer:

- Competitive salary - Equity in a fast growing cybersecurity startup - 100% remote work - Company offsites every quarter (past offsites have been in The Netherlands and Italy)

If you're interested in joining our team, please reach out to samuel<at>oneleet<dot>com with the subject line "HN: <Job Title>". If you have already applied but haven't heard back, feel free to follow up on the thread, things have been super busy!

Alternatively, you can also apply at https://www.ycombinator.com/companies/oneleet/jobs

Sarama | On-site (San Francisco, CA) | Full Time | Must have a dog | Email is hidden

Fullstack Hardware Engineer: Build smart collar hardware stack - PCBs, 3D printing, battery-efficient firmware. We have prototypes; need you to own hardware so we focus on distribution. Need: consumer product experience, 3D printing, firmware skills. Mostly C.

Canine Language Specialist: Ground AI models in real dog behavior. Design training protocols, collect data, teach dogs structured communication (buttons/vocals). Need: dog cognition experience, AAC systems, scientific mindset. Company: Decoding dog communication via smart collars using audio/motion/behavior data to understand what dogs are saying.

Apply: Email work samples, subject "{Dog's name} says {something}," explain what interspecies communication means to you.

Max AI | SWE Fullstack, Backend, AI/ML Engineer | Hybrid In-Person (SF) | Full-time | $145k — $230k | https://www.maxcare.ai

Max AI is building the financial operating system for healthcare—turning the broken, error-prone billing process into a lightning-fast, autonomous experience, much like swiping a credit card. Our ambient AI agents handle medical coding, claim submission, and fund collection the moment a doctor finishes charting—no humans in the loop.

We’re addressing a $350 billion market where billing errors cause delayed treatments, higher healthcare costs, and massive medical debt. By eliminating billing mistakes, we enable faster access to care, reduce administrative burden on doctors, and protect patients from surprise bills.

Team:

- PhD/Postdoc AI scientists from MIT and Caltech

- Ex-VP of Engineering at Curative (led engineering for over 25M medical claims billed)

- Founders who’ve scaled products to 40M+ downloads and 150M+ monthly users

- A team of experienced engineers from Discord, Google, Facebook, Airbnb, Brex, and Figma

If you want to help build the AI infrastructure that will transform healthcare finance apply at: https://app.dover.com/apply/maxcare/3684f186-f343-439a-9500-...

Prophet Town LLC | Full-Stack Software Engineer; also, Sales and Marketing | REMOTE (US) and Hybrid | English fluency required | Full-time | $150K-$250K annual total comp (multiple)

I’m the founder, trying to do “enlightened business.” We are a small, worker-first, fully-remote, SF-based, boutique indie tech agency. Our leadership staff are ex-Fortune 100; everybody codes. Notable recent projects: internal tools for Anduril, and voltagepark.com.

Applicants must meet a high bar; in return, I pledge my personal commitment to finding you interesting work and getting you good pay. You are free to submit again even if you have already done so in the past.

Engineers:

We are looking for Full-Stack Software Engineers with proficiency in React development, database design, devops, and third-party API integration. Tier3 roles are typically 5-10 y/o/e with $150-$175k annual total comp. Tier4 roles are 7-20 y/o/e, $210-$250k annual total comp. Higher tiers exist, and we welcome exceptional applications. Fully remote positions available.

Please apply using this Google Form: https://forms.gle/vq7zeknkzbz4wbas8. Applicants who submit before July 11 will receive a reply by July 18.

Sales and Marketing:

(seriously, engineers, please stop submitting here. you want the google form up above. If you email for the sales role, you'll get misprocessed and denied.)

Prophet Town is mostly engineers and TPMs; we’re lightweight on business majors :). I’ve done most of the sales for the company personally as the Founder. I am trying something new, and issuing a general RFP for folks interested in joining a nascent sales and marketing arm within Prophet Town. Learn our ~50 hire-out staff, and our recent projects, and help land the next million dollar build-an-app or staffing-gig contract, that provides slam dunk matches between Work and Workers. I do not believe in cold-calling or spamming. Also, please note that I am personally ex-Google, and helped run Adwords: I believe in science and data-driven sales and marketing, and want humble and academic bizdevs who postulate falsifiable hypotheses and minimize time and spend to prove hunches wrong (and expect to be wrong a lot!). Please send me a pitch, resume (pdf, attachment), and your preferred pay band and/or comp strategy, to Email is hidden. For emails sent by July 15, I will personally review emails, and respond before July 25.

Atomic Tessellator (https://atomictessellator.com) | Front End Engineer | Location: Remote | Full-time | Salary: dependent on experience - seniors preferred

We are a materials science company with a small, highly dedicated team. We are looking for a truly great front-end engineer to design and implement intuitive interfaces for scientific applications.

Come work on exciting new tech that pushes the boundaries of what humanity can achieve. Some of the cool projects we're currently working on include: designing new materials for the plasma-facing components of fusion reactors, and mechanical simulations of different types of aerogels.

We operate in a fast-paced, highly technical environment where everyone works hard and takes ownership. This is a place for greatness to mature, grow and shine, it would suit someone hungry for meaning and responsibility. You'll work closely with senior engineers from Google and Amazon, gaining mentorship while contributing meaningfully from day one.

Requirements: - 3+ years minimum commercial experience in frontend development - Experience with Vue.js and WebGL or related frameworks - Scientific data visualization experience is a plus - Experience writing compute shaders and high-performance GPU programming is a big plus

Please email Email is hidden and include your CV, github, and tell us something great about you.

E2B | SF (US) or Prague (CZ), both on-site | [AI | Platform | Systems | Distributed Systems | Customer Support] Engineer/DevRel | https://e2b.dev/careers

E2B is an open-source infra devtool that gives AI agents cloud computers that we call sandboxes.

We have revenue, customers like Perplexity, Hugging Face, or Mistral, growing fast, multiple years of runway, and a full roadmap of exciting features to build.

I'd love to chat if you want to help us with some of the scaling challenges, DX, or new products!

Feel free to send me your projects to Email is hidden.