tulanā | full time | Berlin / remote with some presence in Berlin | Senior Software Engineer | https://tulana.notion.site/senior-software-engineer-2a3f6680... We are a bootstrapped, profitable startup leveraging stochastic optimization / OR, simulation, and machine learning to optimize decisions at scale in complex supply chains and transport networks. What we love: Scala and Nix, principled and reliable solutions and suckless systems.

Feel free to get in touch directly with the CTO: https://www.linkedin.com/in/maxbarkhausen/ | Email is hidden

Anvara | https://www.anvara.com | NYC Onsite + Remote | Full Time | $200K USD+, + equity | SWE, Senior SWE

Anvara is a marketplace for sports and entertainment sponsorships. We connect brands like Snapchat, Delta, and Kalshi with sports teams and entertainment rightsholders like the Knicks, LAFC, Coachella, local marathons, and more - to close sponsorship deals. We take a fee on deals.

We're looking for hungry, scrappy, technical engineers to help build out the next phase of our product: paid subscriptions for brands, unlocking ROI forecasts and valuation insights.

Technical: React/Typescript/Postgres

This is a highly technical product wrapped in a beautiful and carefully architected user experience. You will work with pro sports teams, entertainment companies, CMOs, and brand marketers. We are building the Bloomberg Terminal of brand sponsorships.

You will be one of six engineers and growing. We are based in NYC. We expect onsite work with remote flexibility sometimes too.

Come join us. Email me directly - Email is hidden.

Aloe | Vancouver, BC, Canada (ONSITE preference)

Aloe is the critical thinking layer for agents – to know why they believe what they do, how confident they are, and what actions they can take to increase that confidence. It’s the only path to AI we can trust, delegate to, and rely on.

Aloe exists to build tools to help human cognition succeed in an information-dense world it did not evolve to handle. We believe this is the most important problem to solve today.

Open Roles (https://aloe.inc/company) - AI Researcher - UX interaction designer - UX user experience researcher and designer - Software eng - backend - Software eng - AI - Software eng - front end

Ezra | Principal Engineer (Full-Stack) | US REMOTE | Full-time

Ezra is a venture-backed startup building at the intersection of finance and artificial intelligence. We're building a platform to accelerate capital deployment into world-positive investments.

I'm Rob, the CTO, and we're looking for a technical leader and IC (12+ years exp) to own our backend architecture and implementation. You will be bridging traditional backend services with AI agents and inference systems, ensuring reliability at production scale. This is a high-autonomy role for someone who thrives in early-stage environments. You'll be working with other high performing engineers who will each own key components of our system.

The Role:

Drive architecture for Python-based backends (Django/FastAPI) and AI inference systems.

Build agentic AI workflows (retrieval strategies, eval sets) using OpenAI/Anthropic/LlamaIndex/Langchain.

Own features end-to-end, from system design to React/Next.js frontend implementation.

Stack: Python, Django/FastAPI, React, Next.js, AWS (RDS/Postgres, Terraform), Vector stores.

Contact: Email me directly at Email is hidden with your resume, or apply here: https://www.ezra.fi/careers/principal-fullstack

Narraduct | Trust Officers | Remote | Full time & Part time | https://narraduct.com/jobs/trust-officer/

Basically, we're looking for 3 people to document and test access, building and maintenance for many client projects or build out systems automating that. The role name is bad, it's essentially looking for sysadmins or devops people. This division operates like a trust and on a trigger (like client death), we will continue to operate their web systems. We have legal and financial structures to do this "forever", although things are at an early stage.

Send resumes to info @ our website with the subject line of "career"

Note, half of compensation takes form of bonuses. As most employees are remote around the world with different regulatory environments, we can't offer traditional benefits. Base compensation is ~80.000 USD.

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Narraduct is a commodities focused consultancy and hedge fund, building tools for mining and energy companies, primarily in Central Asia and S. America. Knowledge of accounting, chemistry, geology or industrial engineering is a huge bonus. We appreciate knowledge of multiple languages and curiosity about exotic paradigms. More than anything, we look for people who will fit in and help us create value. We can make roles for good fits!

We primarily use Common Lisp, with some Go, Racket and Prolog running on Linux and BSD. Some client facing stuff may feature Tcl or Clojure. We are also looking for a graphic designer or ui/ux expert who like preweb style interfaces with prouser experiences.

Even though we don't have other roles currently listed, if this sounds fun to you, do send us an email!

Chainguard | Senior and Staff-level Product Managers and Engineers, and Engineering Managers | REMOTE (US/CAN)

We're building the safe, trusted source for open source. We created the secure Container Image market and we've recently expanded into VMs and Libraries for popular language ecosystems such as JavaScript, Python, and Java.

We're hiring quite a few PMs and engineers for our Containers and Libraries products, amongst other roles. Check out the listings here https://www.chainguard.dev/careers and if you're a highly-technical PM that wants to SHIP email me directly at patrick at chainguard dot dev.

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.

Bloomberg | Senior Software Engineer | Hybrid (NYC) | Full-time | $160k - $240k USD + bonus

Every day, Bloomberg’s clients rely on secure and seamless access to our products. Our team makes that possible by building infrastructure that verifies identities for both clients and employees. We design systems that are fast, resilient, and highly available, capable of handling large volumes of authentication traffic around the clock.

We are embarking on an initiative to modernize and unify Bloomberg’s authentication landscape. Your work will directly affect the experience of Bloomberg’s employees and clients worldwide.

You'll need to have

- Experience guiding the architecture of large scale authentication systems.

- Experience developing or operating Open ID Providers, Authorization Servers, and Identity Providers

- Deep understanding of OAuth, OIDC, SAML, FIDO or similar protocols

You can expect to

- Lead design and development of Bloomberg’s next-generation authentication and MFA systems, aligning with future product goals

- Create scalable, end-to-end identity solutions across web, API, and proprietary technologies

- Collaborate with cross-functional partners across product, design, and engineering

Apply: https://bloomberg.avature.net/careers/jobdetail/senior-softw...

Perpay | Senior Full Stack/Backend Engineer + Engineering Manager | Onsite in Philadelphia, Full-Time

Perpay, a certified B-Corp, is the most meaningful growth-stage startup in Philadelphia. We’ve spent the past decade growing from an early idea to achieving strong product market fit, and becoming one of the fastest-growing fintechs in the country as we march toward half a billion in revenue. Today, more than 500,000 customers rely on Perpay, and we are driven by this mission that meaningfully improves the financial stability of everyday Americans. We’re in a special moment of building, scaling, and deepening our impact, and are eager to find teammates that want to join us on the journey.

Our venture partners include First Round Capital and L Catterton.

We're looking for:

- A few Senior Full-stack or Backend Engineers across our 3 product engineering teams. We highly value product-mindset, experience building production web apps for real users, and ability to coach and support more junior engineers.

- A technically hands-on Engineering Manager. Ideally, you have at least a year or two of experience leading people and being accountable for a team's execution, roadmap, and performance. You would be the fourth "line manager" on our team, and so there's ample opportunity to grab org-wide initiatives that are interesting and impactful.

Our stack includes AWS, Postgres, Python/Django, React/Redux/Typescript, Datadog

Some other company notes / benefits: NYC-level total cash comp, meaningful equity, open PTO policy, full health/dental/vision with solid buy-up option, remote weeks around major holidays, high quality catered lunch 3 days/wk, 4% 401k match, cell phone plan, gym subsidy, and some student loan repayment match.

Check out the full JDs here https://perpay.com/careers#open-roles , and feel free to reach out directly! karl at perpay dot com

Crux | cruxclimate.com | FULLY REMOTE (US/Canada)| Full-time | Hiring across eng, Product, Design | $140k-$250k base + equity Series B (a16z backed) Crux is the capital markets platform changing the way clean energy and manufacturing projects are financed in the U.S. Crux's platform, market intelligence, and expert team help developers and manufacturers unlock financing through all stages of project development and operation. Hiring for: - AI Engineers - Full Stack Engineers - Product Designer - Product Manager - Sr. Tech Recruiter - Additional GTM/Ops

More about the team here: https://www.notion.so/engineering-crux-26cd41408c6780728eafd...

Apply Here: https://jobs.ashbyhq.com/cruxclimate?utm_source=mr