EliseAI develops cutting-edge conversational AI technology for industries fundamental to our lives: housing and healthcare.

We're looking for a Senior Security Engineer to join our team and help protect our innovative AI solutions. In this role, you will be responsible for designing, implementing, and maintaining security measures to protect our systems, data, and users. You will work closely with our engineering and operations teams to identify and mitigate security vulnerabilities, automate security processes, and ensure compliance with industry standards.

Apply here: https://jobs.ashbyhq.com/EliseAI/af77f19a-8ce5-451b-bae5-f78...

TensorZero is an open-source stack for industrial-grade LLM applications. It unifies an LLM gateway, observability, optimization, evaluation, and experimentation.

Open Roles:

‣ Back-end Engineering (Rust)

‣ Design Engineering

‣ Developer Relations (DevRel) Engineering

‣ Front-end Engineering (React)

‣ Product Engineering (Full-Stack)

What we offer:

‣ Vast majority of your work → open source

‣ Years of runway

‣ Small and entirely technical team: former Rust compiler maintainer, ML researchers (Stanford, CMU, Oxford, Columbia) with thousands of citations, decacorn CPO

‣ $200-300k base + up to 1% equity + benefits

‣ Onsite (5 days) in New York (Williamsburg, Brooklyn)

More information: https://tensorzero.com/candidate-brief

Apply: https://www.tensorzero.com/jobs

Locket is building the platform that puts real friends first. Since launching in 2022, Locket has grown to 10s of millions of active users and is one of the fastest-growing apps amongst Gen Z around the world.

We're looking for talented engineers to continue scaling the Locket backend. When Locket launched three years ago, we scaled from 20 beta testers to 1M+ sign ups in a few weeks time. If scaling this fast sounds exciting, we want to work with you.

As one of our first ten engineers, you'll be able to touch all parts of the stack, have the opportunity to ship to millions of daily users from day one, and be given ownership over large parts of the product.

Some of the backend challenges we have today include:

- Optimizing performance, reliability, and costs of our micro-services infra, which serves 1B+ requests per day.

- Designing AI data pipelines to process billions of data points.

- Designing a next-generation backend architecture that will support our growth for the years to come.

Our tech stack is built on NodeJS and Typescript along with a wide variety of GCP products including Firebase, Firestore, Bigtable, Bigquery, Redis, Cloud Run, Vertex AI.

We care more about what you've done than your resume, so tell us the thing you've built that you're most proud of.

- 3+ Years of Relevant Experience: We are looking for a range of skill levels as we value execution, creativity and passion.

- Strong background in Computer Science.

- Remote friendly for anyone within +/- 3 hours of PST

Apply at https://locket.camera/jobs

At Findigs, we’re transforming the rental experience — making it fairer, stress-free, and more convenient by changing the fundamentals of renting.

We build high-scale applications that streamline renting for millions. Our modern tech stack includes TypeScript, Python, Node.js, React, and scalable cloud infrastructure. We foster a collaborative culture where engineers have high ownership and autonomy, taking features from concept to deployment.

Join our sharp, supportive, and mission-driven team in our newly renovated SoHo/NoHo office.

Open role:

Senior Software Engineer ($180k - $210k) —> Apply here (https://jobs.lever.co/findigs/3b39616d-223f-4326-a500-f804c3...)

Hi, I'm the hiring manager for the Flag Delivery team at LaunchDarkly. We're building and scaling the Flag Delivery Network - a globally distributed, high-throughput system that delivers hundreds of thousands to millions of real-time feature flag updates per second to SDKs across web, mobile, and server environments.

We work on challenges like streaming delivery, edge caching, global state synchronization, and operational excellence at scale. If you enjoy designing, building and running distributed systems that need to be fast, reliable, and observable - we'd love to hear from you.

Apply here: https://job-boards.greenhouse.io/launchdarkly/jobs/661498400...

Or feel free to reach out directly: zurab (at) launchdarkly (dot) com

DeepAI is the all-in-one creative AI platform: generate images, edit photos, chat with AI (web browsing, voice), create videos and music, all in your browser. We focus on accessibility, affordability, and fun.

What you'll do: - Build and upgrade core features (chat, image, video, etc) - Work full stack: Django, AWS, MySQL, vanilla JS (no frameworks) - Mix of new features and legacy code

You: - 3+ years coding professionally - Strong Python/Django - Comfortable with vanilla JS - AWS/cloud experience - Bonus: Docker, MySQL, LLM APIs, AI/ML interest

Team: - 10 people, work directly with founders - Fun, creative culture - Flexible, ongoing contract (W2 or 1099)

Compensation: - Usually hourly, $50-200/hour. Equity or full time is possible.

To apply: Email team@deepai.org with resume, GitHub, and a short note (mention HN).

Note, we're also hiring for technical customer support roles.

1. Senior Product Designer, Delivery and UX | 110k - 180k Base Salary + Equity | https://job-boards.greenhouse.io/beautifulai/jobs/4763782007

2. Head of Revenue and Go-To-Market | 225k - 250k Base Salary + Equity | https://job-boards.greenhouse.io/beautifulai/jobs/4622705007

3. Customer Support Representative | 65k - 75k Base Salary + Equity | https://job-boards.greenhouse.io/beautifulai/jobs/4142396007

Hi, I'm Asta, CTO at the identity and fintech infra startup Privy. We build a wallet and digital asset API that hundreds of companies integrate in order to onboard (75M+) users onto products built with blockchain infra and distributed systems.

Our mission is to power digital ownership for all users. We believe that using digital assets to power money movement online is the next frontier for user ownership and financial empowerment. We're building foundational infrastructure that enables this.

We're a small, high-ownership team building a product with incredibly scaled usage (>12M MAUs, massive transaction volume). We've raised $40M from Ribbit & Sequoia. We ship constantly, multiple production releases every week.

Hiring for an entry-level to mid-level SRE engineer with great SWE foundations. Previous experience being a Dev is a requirement. We work with other Devs on the team as a Platform Engineering team. Looking to grow the team to support additional work required by our partner Dev and QA teams.

Some of our tech stack is: - AWS - K8s - Helm - Terraform - Jenkins - ArgoCD

Job Posting: https://jobs.apple.com/en-us/details/200607606/sre-engineer-...

LinkedIn Posting: https://www.linkedin.com/posts/breno-inojosa-9059792b_sre-en...

We're building the world’s most accessible golf simulator using just an iPhone and hitting mat. We’re already:

- The #1 best-selling golf equipment in the U.S.

- On pace to become the most widely used simulator globally

- Growing 1000% YoY with a team of <30

We’re applying 3D pose estimation, real-time simulation, and LLM-driven coaching to what’s traditionally a $40k studio experience and shipping it for 1/100th the price. You’ll have serious fingerprints on a product that's already changing the game.

We're 5 days in-person in Irvine, CA, with strong equity, product traction, and a team built for speed and ownership. Reach out to bernard.k@golfdaddy.com if you're excited to be a part of the future of sports tech or if you know someone exceptional.