Postr | https://www.postr.com | Staff Engineer | Full-Time | 160k+ | Must be in the US | REMOTE (US) - Miami, FL

Hi, I'm Matt from Postr. We're a small, senior team looking for staff-level engineers who are capable sole-contributors and team players. We have a high bar for quality. Salary is negotiable based on your skill-level.

Postr is a marketing and metrics marketplace connecting social media content creators to advertisers -- large and small. Our advertisers are looking for targeted, authentic content at scale, and we provide the end-to-end service that automates this process. Our strategic industry connections and automated marketplace approach brings content creation into the gig economy while protecting creator and brand rights.

Web Stack: (Next.js, TailwindCSS, Mantine UI) <-> AWS AppSync <-> DynamoDB

Mobile Stack: React Native Expo (EAS), Nativewind

CI: Amplify (Gen 2) and Terragrunt

We are hiring in the following expertise areas: Real-time UI/UX, RN Expo Mobile Apps, Social Media platform APIs, CRM sync, AI taxonomy, Banking Deposits, KYC/Gig payout APIs, AWS CDK, Logistics/Shipping, GPU accelerated mapping, and Apple Wallet/Google Wallet card provisioning.

Reach out directly with at least one example of your work that showcases an engineering pattern that you are proud of. Attach your resume and portfolio.

Contact: Email is hidden

Lucia | Founding ML Engineer, Growth Engineer | Remote | Luciaprotocol.com

Lucia is changing how data can be used for growth and revenue generation. With our open source SDK you can collect 10x the amount of data from your visitors whether that’s in your website, web app or mobile app. Read more about us at https://docs.luciaprotocol.com

We’re looking for a mix of positions.

- Sr ML Engineer ($135k-240k)

- Growth Engineer ($160k-170k)

● Are self-motivated and can work independently

● Driven to constantly learn and are always searching for the bigger picture

● Strong in clear thinking and written communication

For the Growth Engineer: You will build the growth engine as a product. That means rapid pipeline experiments, outbound tooling, segmentation, lead scoring, and retention workflows built on real behavioral and on-chain signals. You will ship scrappy tools and automations that turn messy data into actions, and you will own outcomes, not activity.

For the Founding ML Engineer: You will build the intelligence core. That includes models and systems that resolve pseudo-anonymous visitors into high fidelity profiles, power a language interface for querying and decisioning, and continuously improve prediction quality over time. You will work close to the data, close to the product, and close to customers.

Please email Email is hidden with the subject line HN + the name of your role applying for, if this sounds like the right fit for you.

adapptiv Labs, Switzerland | Mid-Level Full Stack (C#, VueJS) | Remote or In-Person | 60-100%

We are a bootstrapped software company based in Switzerland providing software for the shop floor in machining industry in the DACH (Germany, Switzerland, Austria region) (everything around digitalisation) and are actively looking to extend our team (currently 2 people) with a developer with experience in C# and VueJS.

With us, you'll enjoy freedom and autonomy and be close to both the product and the customer. Short, informal channels combined with a structured way of working (inspired by SCRUM). We value goal orientation and an independent, precise working style. Our tech stack is modern (C#/ASP.NET in the backend, VueJS in the frontend) and we rely on proven, reliable technologies such as PostgreSQL as our database.

Apply here (we read and respond to every submission): https://adapptivlabs.ch/jobs

SwingVision is the AI tennis & pickleball app that provides automated stats, highlights, and line calling using just your phone. Our mission is to democratize the pro sports experience for all athletes.

Senior iOS Engineer (Berkeley or Irvine): https://swing.vision/careers/52cda8ee-f6e8-433e-8b4b-5bbbce7....

Senior / Staff Engineer @ Titan

Actively adding engineers to our team led by Dave Schatz (early at Facebook with Zuck, built Gas with Nikita Bier (hit #1 in the App Store, later acquired by Discord)

Titan is an award-winning wealth manager with a mission to increase our generation’s compound growth rate. We plan to do this by putting a human wealth advisor in every pocket. Historically, wealth managers have been accessible to only the ultra-wealthy. With Titan, they’re available to everyone. We harness frontier technologies like artificial intelligence to build a platform that gives advisors superpowers, enabling them to serve clients they historically never could. Backed by a16z, General Catalyst, Sam Altman, and many others, we manage over $1 billion in assets for clients across the country.

https://jobs.ashbyhq.com/titan/0e65d04d-c32d-442d-9b99-d41e2...

Lead iOS Engineer @ Moongate | Native iOS/Swift | Full-time | Remote (PST overlap preferred)

Moongate is building the world’s leading sound therapy app, helping people sleep better, get focused, and relieve stress through impactful sound therapy experiences. We're fully bootstrapped and profitable, and we're focused on scaling to eight-figure ARR while keeping the team small and nimble.

My cofounder and I are both app engineers with 15 years of experience each, and we're looking for another senior engineer to take the lead on the development of our flagship iOS app. You'll be employee #4 and our first engineering hire, and you'll become the primary contributor to our native iOS (Swift + SwiftUI) codebase.

If you've ever wanted to launch your own subscription-based app business, this is a great opportunity to see how it's done at scale, while also driving our next 10x in growth (and having an equity stake in it).

For more info and how to apply, visit our listing https://www.notion.so/lead-ios-engineer-moongate-2c011b9163e...

My co-founder and I are personally reading and responding to all inquiries

Founding Engineer | PhysicianX | 160k-250k + Equity | Full-Time | Remote (Buffalo, NY)

Help doctors find the right jobs faster using AI — improving pay satisfaction, and retention. Building AI tools + data pipelines matching thousands of physicians to better opportunities

* Early-stage startup (backed by physician networks) * Modern stack: React, Node, GraphQL, GCP, MySQL, Auth0 * You’ll own the platform end-to-end and shape the engineering culture & team Apply here: https://physicianx.notion.site/founding-engineer-280b9c0736d...

feasibly | London, UK (Hybrid) | Founding Engineer (Full Stack) | Full-time

VC-backed startup building an agentic co-pilot for renewable energy site development, so infrastructure can plan and build itself.

What you'll be working on:

• Lead hands-on engineering to ship the core platform

• Shape a high-performance dev culture as we scale

• Work closely with founders and have autonomy to take risks

• Ship fast, test ideas and iterate based on real feedback

Stack: React/TypeScript, MapLibre, OpenTofu, AWS Serverless (Amplify Gen 2, Lambda, DynamoDB, Bedrock)

Applications and further details here: https://foundingengineer.feasibly.co.uk/

PetsApp – The future of pet care | Remote (US/UK/EU) | https://petsapp.com

Open roles:

- Full Stack Engineer $150k–$230k | Full-time

We’re building an AI-powered clinic assistant that actually gets things done—booking appointments, managing vaccine records, handling FAQs, and even sounding like the clinic itself. This is multi-modal AI in the real world, not a demo.

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We’re looking for product-minded engineers who want to push the boundaries of generative AI, RAG, and intelligent automation. You’ll ship fast, solve real user problems, and help us make AI feel magical, not clunky. Tech stack: TypeScript, NestJS, React, React Native, AWS. Bonus: AI experience, but what matters most is product intuition and the drive to build useful things.

Apply here: https://forms.gle/5fww8hdwrrp6c6fo9

Post Up| Full time | Vancouver, BC (Hybrid) | https://postup.pro/careers

Looking for high-agency engineers: SRE/Infra + ML/Computer Vision to join Post Up as foundational builders. We’re reinventing the technical backbone of professional filmmaking, starting with automation for post production workflows, QC, and large-scale media processing. Our stack spans on-prem, HPC clusters, distributed storage systems, GPU pipelines, and real-time video compute.

Me: https://www.linkedin.com/in/mariapapadopoulos-/

You can also email me directly at: Email is hidden