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 robert+hn25@ezra.fi with your resume, or apply here: https://www.ezra.fi/careers/principal-fullstack

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

Conduit | Software Engineer (Product) | Hybrid (San Francisco) | https://helloconduit.com

Conduit is revolutionizing warehouse operations with our modern yard and dock management system. By building a frictionless pickup and delivery experience for warehouses, we empower logistics teams to operate with unparalleled efficiency and visibility. In a sea of point solutions, we differentiate ourselves by offering a modular all-in-one platform that combines workflows to deliver 10x the value to customers. Our mission is to be the “Air Traffic Control” for warehouses, ensuring efficient, fast, and safe operations. We just raised our $6M Seed, have zero churn, hit 172% NRR this year, and are focused on scaling in upper mid-market and enterprise.

As a product-minded software engineer, you'll play a critical role in helping grow the company. While your core job is to build great products, you’ll occasionally step outside of product to support go-to-market efforts or customer success — a great opportunity to learn how this massive, critical industry works. We currently have three engineers on staff and are looking for a fourth.

Tech Stack: Python, Django, PostgresQL, GraphQL, TypeScript, Svelte

Apply here: https://app.dover.com/apply/conduit/57ed27f3-d8ca-4344-a17a-...

RINSE | REMOTE or San Francisco, Los Angeles, Chicago, Boston, New York, New Jersey, Seattle, Austin, Dallas, Toronto, or Washington DC | Software Engineer | Full-Time | https://www.rinse.com

Rinse provides dry cleaning and laundry delivery services to customers in twelve metropolitan areas in the US and Canada. We have sophisticated logistics optimization software, a polished consumer product, and firm business fundamentals. We're now over a decade old - this is a stable, yet consistently growing and innovating, company.

Our engineering team is distributed across the United States and internationally, and has been entirely remote for years now, but a desk can be provided in the above cities if you'd prefer.

We're open to both newly-graduated engineers or more senior engineers, provided they meet our bar. We're particularly interested in true full-stack engineers, with strong React / Typescript / CSS skills to complement comfort in a Python / Django environment. We're also seeking engineers with experience leveraging AI to automate complex operational processes.

Search term bingo: Logistics, Django, Python, Optimization, React, React Native, Postgres, Mobile Engineer, Automation, Delivery

https://www.rinse.com/careers/software-engineer/

Fusionbox | Python + TypeScript Engineers | United States| Full-time | REMOTE (Legal to work in the US) We're a software engineering consultancy that builds enterprise software the right way. We negotiate the right to open source all our client code, maintain a handful of popular libraries, and our engineers contribute to Django core. We sponsor PyCon, DjangoCon, and Django Girls because we're invested in the ecosystem we build on.

We're looking for software engineers who value software design, system architecture, and collaboration. You should be comfortable with about half of these areas and eager to learn the rest: web application security, relational database design (PostgreSQL, beyond "SELECT *..."), Django internals, React, and distributed systems. What you'll actually work on: complex state machines for financial workflows, multi-tenant architectures with row-level security, custom database functions when the ORM isn't enough, and React frontends that handle real-time data without being a mess of useEffect hooks.

We're a small team where you'll own features end-to-end (database design to React components) and have opportunities to shape technical decisions. You'll get paid to write source code with a team that practices empathy and values work-life balance. If you've ever wished your job involved more elegant state machines and fewer marketing landing pages, let's talk: info@fusionbox.com.

RhythmScience | https://www.rhythm360.io | Multiple Roles | REMOTE (US-Based Preferred) | Full-time

RhythmScience is a cardiac data management company turning complex healthcare data into actionable insights for providers and patients. We're a remote-first team building software that directly impacts cardiac patient care.

If you enjoy building reliable software alongside experienced and respectful colleagues, we'd love to hear from you!

Data Engineer - Build and maintain ETL pipelines, data models, and analytics infrastructure. 3+ years experience with Python, dbt, BigQuery, and orchestration tools (Airflow/Dagster).

Software Engineer - Ship features across backend and frontend, automate clinical workflows. 3+ years with Python/Django, Vue, PostgreSQL, CI/CD, and observability tools.

Senior Software Engineer - Scale K8s infrastructure, build test automation, partner directly with other technical teams. 5+ years, expert Python/Django, K8s, AWS. Healthcare/HIPAA experience preferred.

Email your resume and a few words that best describe your career trajectory hn@rhythmscienceinc.com

Clerq | Staff Engineer | Onsite 3 days (New York City) | https://clerq.io Clerq is a NYC based fintech startup building a next generation platform payments platform that delivers a seamless checkout experience for high-ticket transactions. By leveraging modern bank rails, the platform offers the conversion and UX benefits of cards with risk and money movement infrastructure purpose-built for large purchases. Clerq replaces outdated manual payment methods like cash, checks and wires and expensive card surcharges with a smooth, integrated solution that helps merchants convert more customers without sacrificing margins.

We have started with the $1T+ U.S. auto vertical, where our platform is growing rapidly and already powering payments for several of the most recognized brands in the industry including multiple Fortune 500 companies. With proven traction, the company has expanded into high-growth adjacencies including high-ticket e-commerce, private travel and powersports.

We recently announced our series A and are breaking records every month, so are looking for a Staff software engineer who is excited to scale out the future of bank payments. Currently we are primarily looking for backend engineers to focus on our core payments engine.

Stack: Python/Django, Postgres, Temporal, React, AWS Comp: $225k-260k + Equity

Email me at nick@clerq.io if you are interested in hearing more!

YCharts | Software Engineer - Applied AI | Full-Time | REMOTE (US) | 140k - 180k USD + benefits | https://ycharts.com

We're an investment research and proposal generation platform that leading RIAs, asset managers, and broker-dealers use to transform complex financial data into clear visuals and actionable insights.

I'm Carlton, the team lead for applied AI at YCharts. Our team is a full-stack software engineering team with a focus on building features that use frontier LLMs. Think AI agents and workflows that streamline the process of analyzing hypothetical portfolio allocations, building financial charts, screening for funds that match some criteria, and more.

I'm looking for full-stack software engineers who are excited about AI, but with a discerning view and an ability to cut through the hype around it to build AI features that are actually useful.

Our stack includes FastAPI, Django, Celery, Valkey, Pinecone, MySQL, Angular, and LLMs from OpenAI/Anthropic.

If you're interested, email me at cbrady at ycharts dot com with a brief intro and resume PDF or apply here: https://recruiting.paylocity.com/recruiting/jobs/Details/370...