L2 Labs | Founding (Software / AI) Engineer | NYC (Hybrid) | Full-time | Salary + Equity

L2 Labs is tackling hard problems in supply chain & logistics, operating as an applied AI research lab. We aim to be equally focused on solving hard problems for our customers and publishing about it at A* research venues.

We’ve already raised our pre-seed round, are partnered with major universities, and have an enterprise customer in global supply chain communications. We are looking for curious, driven, technical folks with an Olympic work ethic who want to join our founding team, stepping into an owner-operator role. You will work alongside skilled engineers and PhDs from top universities on greenfield problems.

Stack: Python, AWS

Email hiring [at] l2labs [dot] ai if you're interested!

Who is hiring: BuilderBase Location: Remote (US-based preferred) Role: Growth & Partnerships (First US Hire) Type: Full-time, starting immediately Compensation: Flexible (salary, equity, scope)

BuilderBase is hiring a Growth & Partnerships Lead

BuilderBase is an AI-native platform for hackathons, innovation sprints, and accelerator-style builder programs.

Our team includes ex-VC partners, operators who’ve raised $70M+, and engineers from Sequoia- and YC-backed startups.

We already have US customers, are launching publicly in January, and have our calendar fully booked with customer conversations worldwide.

This is our first US hire and a key founding-team role.

You’ll own growth and partnerships end-to-end, run live customer and partner conversations, and turn GTM activity into scalable, automated systems using AI.

We’re looking for exceptional candidates and are flexible on compensation, equity, and role scope.

Apply

1-minute form: https://tally.so/r/yP2vV0

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!

Corgi Insurance (YCS24) | San Francisco & London | 7 days a week ONSITE

Taking on the entire insurance industry.

Full stack software engineers. Python and typescript.

https://calendly.com/sam-corgi/session

corgi.insure

Tamarind Bio | Software Engineer | San Francisco ONSITE | https://www.tamarind.bio/

Tamarind hosts AI drug discovery models for biotech/pharma researchers. We’re building the infrastructure to power R&D in pharma companies and enable them to harness the latest advancements in computational biology, such as molecular ML models like AlphaFold.

We're hiring engineers who are excited to scale GPU inference, design intuitive applications for scientists, and build secure enterprise-grade software. We’re a series A company started 2 years ago, and have 10x’d revenue within the past year. We’re used by 7 of the top 20 pharma, dozens of biotechs, and tens of thousands of scientists. We’re hiring for a variety of engineering roles, including generalist software engineers and infrastructure engineers. We value ownership, moving quickly, and a focus on customer needs.

Stack: AWS, Python, React, Javascript, Kubernetes

Apply here: https://www.ycombinator.com/companies/tamarind-bio/jobs or email me at sherry@tamarind.bio.

Octane | Staff Platform Engineer | REMOTE (US only)

Octane is the #1 Powersports lender in the US and has expanded into other verticals, such as RVs, marine vehicles, and autos.

Our Platform Engineering team plays a critical role in building and maintaining the highly reliable, scalable, and secure infrastructure that powers our business. We are seeking a seasoned Staff Platform Engineer to serve as the technical lead for the team. This leadership position will be responsible for shaping the strategy, architecture, and delivery of our core platform services while mentoring engineers and guiding best practices across the organization. The ideal candidate has deep expertise in AWS and cloud infrastructure and thrives on solving complex challenges at scale.

Full job description: https://octane.co/o/who-we-are/careers/jobs-open/?gh_jid=741...

Octane on LinkedIn: https://www.linkedin.com/company/octane-lending/posts/?feedV...

Note: I direct our data and platform teams, so you would report to me. Happy to answer questions.

Noise | Senior Software Engineers (Frontend, Mobile) | NYC | ONSITE | Full-time | $160k-$210k + equity

Noise is building a way to measure and trade attention — something the internet produces endlessly but no one has been able to objectively track. We create a transparent, real-time market for attention itself, revealing what the world actually cares about as it changes.

Team of 10 in SoHo. We look for people with great taste who ship code, design, or convey user needs into delightful products.

Hiring:

Senior Frontend Engineer — Own and ship features across the stack with a frontend focus. Work closely with design to build fast, reusable components. React, TypeScript, Tailwind.

Senior Mobile Engineer — Architect and build our React Native app from zero to launch. Own performance, motion, and polish. Every frame and gesture should feel native.

For both: Not a vibecoder. Uses Cursor or similar to empower, not replace. Strong attention to detail, self-QA, taste for motion and interaction.

Apply: https://jobs.ashbyhq.com/noise-labs

[PALTOWN Development Foundation] | Full Stack Developer - HIPAA Project | Remote | Contract $35-50K

Cancer patient support and education nonprofit needs experienced full-stack dev for meaningful 10-12 week contract.

PROJECT: Build secure, mobile-friendly front-end for Airtable database with SSO integration (Hivebrite), (potentially) HIPAA-compliant AWS hosting with BAA, and PDF export functionality.

STACK: Your recommendation (we prefer React/Vue + Node.js/Python, AWS with HIPAA compliance)

REQUIREMENTS: * HIPAA-compliant app development experience * SSO/IdP implementation * AWS with Business Associate Agreement setup * Airtable API integration * Clear communication with non-technical stakeholders

SCALE: Small, includes de-identified patient information, straightforward data interface

WHY IT MATTERS: Help cancer patients find treatment options that could extend their lives.

Details here: https://docs.google.com/document/d/1Z8fWTmDHJndBDH11sz8_707B...

Uncountable | NY, SF, London & Munich (In-Person) | Full-Stack Engineering https://www.uncountable.com/hiring/hn

Uncountable accelerates R&D for industrial scientists across leading materials, chemicals, and life sciences organizations. With our SaaS solution, our customers get better products to the market in half the time. Uncountable was founded by MIT and Stanford engineers and has been profitable since 2016. Our team has grown from 50 to 100 over the last two years.

Full-Stack Engineers | $120k - $220k + Equity

---> Uncountable is looking for engineers who can spearhead the development of the Uncountable Web Platform. The position is heavily product-driven and comes with challenges across the stack.

--> Summer internships and working student positions are also available.

Learn more: https://www.uncountable.com/hiring/hn

Uncountable is hiring in New York City, San Francisco, London, and Munich.

Contact our CTO directly at jason@uncountable.com

Prodia | Fastest Inference API | London / REMOTE (US or Europe) | Software Engineer

Engineers at Prodia build the systems that make image + video generation fast, reliable, and easy for developers to use.

This is a highly practical role: shipping models, features, and improvements that show up directly in latency, quality, and uptime.

Sample projects include… * Optimising, testing, and integrating frontier image/video models (research -> production) * Building the best APIs for developers: clean ergonomics, great docs, predictable behaviour * Designing evals + observability: catching regressions, ranking outputs, and understanding quality changes * Improving our distributed job scheduling (throughput, latency, fairness, cost) * Reading the latest papers to gather methods for future improvements * Using the newest AI/agentic tooling to speed up debugging, experimentation, and iteration

You might be a fit if… * You’re an excellent programmer and love shipping quickly * You're a first principles thinker who is unfazed by hard problems * You're looking to learn more about machine learning at a rapid pace * No specific degree or background required — show us what you’ve built and how you think

Please email me: monty at prodia dot com. If you're in London, I'd love to buy you coffee and learn more about you.

Prompt Health| Senior Full Stack Engineer, Senior DevOps Engineer, Support Engineer | REMOTE (US)

Prompt Health is a fast-growing Healthcare SaaS company with over $100M in ARR, growing 100%+ YoY. We build software used by large healthcare organizations to operate more efficiently and deliver better patient care.

We ship hundreds of features and products each year with a small, highly collaborative engineering and product team. Engineers have real ownership, work closely with product and customers, and influence technical direction.

Roles

Senior Full Stack Software Engineer: $200k-$225k Build and scale core B2B SaaS product features. Work across frontend, backend, APIs, and data. Collaborate closely with product and design. Tech: PHP (Laravel), Vue.js, MySQL, AWS. High-traffic B2B SaaS

Senior DevOps Engineer: $200k-$225k Own cloud infrastructure, CI/CD, reliability, and observability. Improve deployment speed, system stability, and security. Tech: AWS, Kubernetes, Terraform, CI/CD, Datadog

Support Engineer: $90k-$125k Debug complex production issues. Work closely with customers and engineering to identify root causes and improve the product. Tech:PHP/Python, SQL, REST APIs, AWS

Competitive compensation, equity, and benefits. We are actively hiring and will respond to applicants!

Apply here: https://www.prompthealth.com/careers#list

Aha! (https://www.aha.io) | Rails / React / Devops | REMOTE

Aha! is the #1 tool for product managers to plan strategy and roadmaps. We serve more than 700,000 users worldwide. We are looking for:

* Experienced Rails security engineer to work on the Aha! product. Our application is built in Ruby on Rails, with React on the frontend for rich client-side experiences.

Aha! is profitable, you can work from anywhere in North or South America, and we offer excellent benefits. We use our own product to manage our work (which is especially rewarding) and we deploy continuously.

Our entire team has always been 100% remote - in North American timezones so we can collaborate during the work day.

Amperos Health (https://www.amperoshealth.com/) | NYC | Full-time | Engineers & PMs

Amperos Health is building AI agents to automate healthcare revenue cycle workflows so clinics get paid faster and staff can focus on patients. We’re a fast-growing startup with real customers and production AI systems in the wild.

We’re hiring across: - Software Engineers (Full-stack, Infra, Integrations)

- AI / Research Engineers

- Product Managers (Agents, Integrations)

- Design Engineer & AI Deployment roles

We’re looking for people who enjoy high ownership, shipping quickly, and applying AI to real-world problems.

Our full postings are available here: https://jobs.ashbyhq.com/amperos

Email me at adam@amperoshealth.com if you're interested!

Stardrift (https://stardrift.ai) | Founding Engineer | Onsite - SF | Full time

Hi HN - I'm the founder of Stardrift, and we're looking for a founding engineer to join our team of 3.

We are building a world-class travel agent experience. In the future, you won’t book travel by opening ten tabs in Google Flights; you’ll book through a personalized AI assistant that understands everything about you and automatically arranges your trip for you.

You'll tackle everything from optimizing LLM performance and building evals to integrating with APIs for rail and flight networks around the world. We care about moving fast and writing high-quality code; your job will be to take customer feedback and improve our product, working with me & the rest of the founding team.

Here's a tech blog we wrote about some of the systems engineering we do: https://stardrift.ai/blog/streaming-resumptions.

You can find more info at https://www.ycombinator.com/companies/stardrift/jobs/nC7cjhB.... Email leila@stardrift.ai to apply.

Topliner - Senior Fullstack Developer (Node.js / Laravel / React+TS / AI Integrations) - Remote - $80k/year https://topliner.app

We’re building Topliner, an AI-powered platform for executive search.

What you’ll work on: - Integrations with Loxo, Metaview, GetSales, Calendly - API design, background jobs, and sync pipelines - Auth flows, queue processing, caching - React+TS interfaces

Requirements: - 5+ years fullstack experience - Strong Node.js, Laravel/PHP, React+TS - API integrations, OAuth, async jobs - Understanding of scalable systems and data pipelines - Fluent English

Compensation: - $80k/year - Remote - Part-time → full-time path - Equity potential

Apply here >>> https://topliner.app/careers

Nova Credit | Remote (US, Canada)

We're building a unified platform for credit and financial data to power financial inclusion globally. Our mission is to unlock economic opportunities for consumers historically excluded from traditional credit systems by transforming diverse data into actionable risk insights. We are YC company backed by investors from Canapi Ventures, Kleiner Perkins, General Catalyst, and Index Ventures

-> Hiring software engineers from Mid-Level to Staff

-> Tech stack: Node.js, React, TypeScript, Python, PostgreSQL, AWS

You'll work on enterprise-grade APIs, data integrations, advanced analytics, and seamless user experiences. We're looking for engineers who thrive in fast-paced environments and want to make a meaningful impact on financial inclusion.

Apply at https://job-boards.greenhouse.io/novacredit and mention HN.

In addition to the search tools mentioned above, feel free to use https://nthesis.ai/public/hn-who-is-hiring. You can search and chat with the posts on this page. Hope it helps!

ASBL | Mobile Engineers, Devops Engineers and Engineering managers | Hyderabad, India | ONSITE | 35-90L INR We're a fast-growing, profitable proptech company in India, using technology to solve deeply complex problems in the construction and real estate space. Our mission is to build high-quality homes and deliver them on time—a massive challenge in this industry. Your code directly impacts everything from our supply chain and project management to the final home-buying experience for families. We're looking for product-minded engineers who want to own problems end-to-end in a high-impact environment. We use cursor and are AI first.

Stack: React, Angular, TypeScript, Node.js/FastAPI, Postgres, Redis, Docker, GitHub Actions, AWS/GCP, OpenTelemetry.

Culture: AI-native (everyone uses Cursor/Copilot), small teams, high ownership, fast iteration.

Learn more and apply at: asbl.in/careers/software-engineering. Please mention you saw us on Hacker News.

Kredit | .NET Engineer Roles | Remote (US) | Full-time Kredit (https://www.kredit.fyi) is on a mission to resolve consumer debt. We help people get out of financial hardship and offer tools for companies looking to manage their internal processes. Kredit is a small team and growing. Our stack: .NET Core, C#, PostgreSQL, CQRS, Angular, GCP, Kubernetes, Terraform and much more. We are a Event/CQRS stack and are looking for Engineers that fit that experience in this area.

If this sounds interesting to you, please reach out to recruiting at trykredit.com

Clad (YC W23) | Software Engineer | NYC | withclad.com

Happy New Year, HN!

Clad is software for building physical infrastructure. We help contractors track their work and get paid faster.

We're a 5 person team in person in NYC, raised $2.7M, have >5 years of runway, and are ramping up to grow fast in 2026.

You'll build a well-crafted product, and work on challenging problems at intersection of AI, construction (mapping), and fintech.

Apply here: https://bookface.ycombinator.com/company/28070/jobs/61046

Or email me at jason [at] withclad [dot] com