Vantheon | Software Engineer | Austin, TX (in person) | Full Time
Vantheon is an applied AI research lab exploring how AI with disrupt investing across economic classes: Vantheon.ai
If you are obsessed with trading, crypto, defi, or something similar, this would be an exciting opp. Node, TypeScript, React
Email: Email is hidden if interested
Babou.ai | Remote | Full Time
Hiring: Executive Assistant
Babou.ai is an early-stage AI company building novel autonomous systems for creative production.
We're hiring an Executive Assistant to work directly with the CEO. High-ownership role across inbox, calendar, communications, project management, and internal coordination. You’ll build systems, track priorities, and keep the company organized.
Looking for someone sharp and hungry with high agency. Startup experience preferred but not required. 4+ years experience is a plus, but we’d take an exceptional recent graduate over a mediocre tenured EA. Fluent English, strong judgment, self-starter, and real interest in technology required. Must operate independently in a fast-moving environment.
Fully remote. Competitive compensation.
Apply: Email is hidden
Subject: "EA - [Your Name]"
Ro | NYC | Hybrid/Onsite | Full Time
Hiring Backend Engineers, SRE, Team Leads, Management, and an iOS Engineering role
Job board - https://ro.co/careers/#open-roles
Ro is a direct-to-patient healthcare company with a mission of helping patients achieve their health goals by delivering the easiest, most effective care possible. Ro is the only company to offer nationwide telehealth, labs, and pharmacy services. This is enabled by Ro's vertically integrated platform that helps patients achieve their goals through a convenient, end-to-end healthcare experience spanning from diagnosis, to delivery of medication, to ongoing care.
As a company, we have served over 2 million patients and have direct partnerships with the biggest players in the healthcare industry. We are a rapidly expanding business and given our small teams, you have the ability to make an outsized impact!
Alembic | SF (5 days onsite) | SRE • C++ AI • Backend Python • Data Engineering
Causal AI at scale for Fortune 500. We melted GPUs building this—now running one of the world's fastest private supercomputers. The only non-Fortune 500 company in the world to operate such a system. Customers: Nvidia, Delta, Mars. $145M Series B.
Hiring now: SREs for supercomputer infrastructure, C++ engineers for AI systems, data engineers for enterprise-scale pipelines, backend Python engineers for our platform.
Story: https://venturebeat.com/ai/alembic-melted-gpus-chasing-causa...
Job Board: https://jobs.ashbyhq.com/alembic?utm_source=lrro1q3bmk
Duolingo | Full-time | Multiple roles | $177K-$300K | NY and Pittsburgh | ONSITE
Our mission is to develop the best education in the world and make it universally accessible. Our culture is eng-driven, friendly, and very data-driven thanks to our large userbase. More info about working as an engineer at Duolingo here: https://www.youtube.com/watch?v=wtht8sufdbe
Tech stack: (frontends) Swift/Kotlin/TypeScript, (backend) Python/Kotlin/Postgres/Dynamo, (infra) AWS/k8s/Terraform.
We're always hiring for engineers. A few roles below:
Senior Engineering Manager, Monetization: https://careers.duolingo.com/jobs/8414653002
Senior Android Engineer: https://careers.duolingo.com/jobs/8217266002
Engineering Manager, Chess: https://careers.duolingo.com/jobs/8385137002
Senior iOS Software Engineer: https://careers.duolingo.com/jobs/8318257002
Base salary: $200K-300K for Senior Eng Manager, $177K-$240K for the others (+equity).
Perks: free lunch, 2-week winter break + 20 days of flexible time off.
CIRcurate LLC (Texas LLC) | Lead System Architect | Pinehurst, TX | Onsite/Remote/Hybrid
Company Description At the Data Vault Project, we’re building a secure data vault and permissioned sharing layer designed to put individuals and organizations in control of their information. Through privacy-first architecture and flexible access controls, users choose what data is shared, with whom, and for how long — with the ability to revoke access at any time. Our goal is to create infrastructure that enables secure, transparent, and user-governed data exchange in an increasingly AI-driven world.
About the role We're looking for a Tech Lead / System Architect to own the overall system design for a sensitive-data product. You'll define the blueprint, set technical standards, keep work aligned across components, and guide implementation through reviews.
What you'll do Own the end-to-end system design so components work together safely Define clear interfaces between components and keep them consistent over time Make key technical decisions and document tradeoffs, risks, and scope Guide engineering execution through design/PR reviews (part-time weekly review is OK)
Required (must-have) Led system design for a product handling sensitive data (health/finance/identity) Can define and maintain clear APIs/interfaces across components Can make decisions and document them clearly (what's in/out, risks, tradeoffs) Experience guiding other engineers through reviews and unblocking work
Nice-to-have Experience with audit logging or compliance-style record keeping Experience with permission-based sharing systems
Compensation Commensurate with experience and scope of responsibility
If interested, please send an email to Email is hidden. Thanks!
SPADE Agriculture| Full Stack Engineer | https://spade.ag | Remote (US Timezones) | Full Time
Spade is a Series A startup building a wide range of products for the dairy industry.
Think apps for farm data, machine vision for cows and next gen embedded microchips for animal health data (its not evil I promise).
We are building tools with data and AI to create Superhuman Management for both the supply chain ( we have a enterprise suite for the companies that buy and process milk ) and farms.
Our customers are the biggest food companies and biggest dairy farms on the planet.
We are looking for people who love agentic coding, are willing to own whole applications, and want to work with an application that works with real-world data from real-world farms.
Our best developers have < 2 hrs of meetings a week, we aim to make that 1 hr.
We want to push the limits of what what low bureaucracy, high autonomy building can look like.
We have up to quarterly in person meetups depending on your location.
Good pay and benefits obviously.
Apply Here: https://www.spade.ag/careers
Happy Returns (UPS) | Software Engineer (Entry-Level, Full-Stack) | Remote (US) | Full-time
Happy Returns (a UPS company) is building the systems behind fast, easy online returns and exchanges for major retailers and millions of shoppers.
We’re hiring an entry-level full-stack Software Engineer (1–3 years) to ship features end-to-end across APIs + web apps, participate in design reviews, and help keep systems reliable and performant.
Stack: Go, TypeScript, React, PostgreSQL (plus some AWS/Kubernetes/Docker; DynamoDB familiarity is a bonus)
You’ll do: E2E project ownership; REST API + UI work, code reviews, testing/monitoring/debugging, collaborate closely with Product/DevOps/QA, and use AI-assisted dev tools in your workflow.
Notes: No visa sponsorship/transfer.
Faraday (https://faraday.so/) | Senior Full-Stack Engineer (Backend) | New York City (Chinatown) | ONSITE | $160K–$200K + seed-stage equity
Faraday is automating the back office for the $600B home services industry (HVAC, plumbers, electricians). Contractors are buried in essential paperwork — permits, warranties, rebates — and our AI agents handle these complex workflows so projects stay on track and contractors get paid faster.
We've grown 300% in 9 months and partnered with some of the leading US home service brands. Backed by top-tier VCs, we're a 10-person team operating out of Chinatown, NYC. What you'll do:
Build and scale our AI agent platform and internal tools Ship features end-to-end, working closely with customers Own backend services, APIs, and integrations (ServiceTitan, etc.)
What we're looking for:
5+ years full-stack experience Proficient in TypeScript/JavaScript, cloud platforms (AWS/GCP/Azure) Familiarity with AI/LLMs or eagerness to learn fast Startup experience (founder or early-stage engineer)
Benefits: Medical/dental/vision, flexible PTO, meaningful equity. Apply: https://jobs.gem.com/faraday/am9icg9zddqmtbdxs17nkvhulj6nurr...
BetterDB (https://betterdb.com) (https://github.com/betterdb-inc) | Founding Engineer | Remote | Full-time
BetterDB is building the tooling ecosystem for Valkey, the high-performance Redis fork backed by AWS, Google, and Oracle. We're starting with observability — historical persistence, pattern analysis, anomaly detection, and Prometheus export — so you can debug what happened at 3am when you wake up at 9am.
Stack: TypeScript, NestJS + Fastify, React, Valkey, PostgreSQL, Docker, Kubernetes, Terraform, AWS.
We ship OSS self-hosted and are launching a cloud SaaS.
We're building in public — open-source core, open roadmap, and transparent about what we're learning along the way. Looking for a senior/founding engineer as first hire. You'll shape the product and architecture alongside the founder (ex-Redis, backed by Open Core Ventures). To apply, email Email is hidden with:
A bit about yourself and why this is interesting to you Run BetterDB with [email protected]
docker pull betterdb/monitor docker run -d \ --name betterdb \ -p 3001:3001 \ -e DB_HOST=your-valkey-host \ -e DB_PORT=6379 \ -e [email protected] \ betterdb/monitor:latest
(Yes, this filters out bots. And you get to see what you'd be working on.)