TensorZero | https://github.com/tensorzero/tensorzero | Founding Member of Technical Staff | NYC (onsite) | Full-time

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

Garner Health | Data Engineer II | Full-time | NYC Onsite / Hybrid (4 days/week) | https://job-boards.greenhouse.io/garnerhealth/jobs/552040000... Garner Health (https://getgarner.com) is revolutionizing healthcare economics through advanced doctor performance analytics and innovative incentive models. Our platform is reshaping how organizations access high-quality, affordable care, powering decisions at leading healthcare systems and enterprise clients. We’ve doubled revenue annually for 5 years running, making us the fastest-growing company in our space. We’re hiring a Data Engineer II to play a pivotal role in building our enterprise-grade data platform from the ground up, ensuring secure data access across our rapidly scaling organization.

Stack: AWS, Snowflake, Argo, dbt, Terraform, Airbyte, JetStreamWork style: Hybrid in NYC. In-office up to 3 days per week.Target compensation: $120,000 - $160,000 + equity

Apply here: https://job-boards.greenhouse.io/garnerhealth/jobs/552040000... or email Email is hidden

Chroma | ONSITE - San Francisco | Full-time | https://trychroma.com

Chroma is building retrieval database for AI applications. It's an open-source database with vector, regex, and full-text search. We support local, single-node, and cloud hosting. Help build the future of context engineering!

We're hiring for these areas:

- Product design

- Production engineering

- AI tools engineering

- Go to market

Apply here: https://jobs.ashbyhq.com/trychroma/9ed3aee8-07dd-44e3-9ca1-d...

More details at: https://careers.trychroma.com

Vola Dynamics | Data Engineer | Full-time | Hybrid | https://jobs.ashbyhq.com/voladynamics

Vola Dynamics (https://voladynamics.com) is the world's most sophisticated software and quant research company for advanced options analytics. Our volatility fitter and ultra-fast option pricers are the market standard, powering decisions at the world’s leading hedge funds, proprietary trading firms, and global banks.

We’re hiring our first Data Engineer to play a pivotal role in designing and developing our next-generation data and analytics infrastructure from the ground up.

Stack: Python, Dagster, Clickhouse, Kubernetes, Polars, and Grafana.

Work style: Hybrid in NYC/CT. In-office on Tuesday and Thursday.

Apply here: https://jobs.ashbyhq.com/voladynamics or email us at "Email is hidden" and mention HN in the subject.

Appwrite | Remote | Platform Engineers, AI, Interns | https://www.appwrite.careers

Appwrite (https://appwrite.io) is an open-source backend platform that helps developers build secure web and mobile apps faster.

We’re hiring engineers across multiple teams to improve infrastructure, expand developer tooling, and scale our platform. Open roles:

- Platform Engineer

- Platform Engineer – Database

- Platform Engineer – Functions

- Platform Engineer – Integrations

- AI Engineer

- Engineering Interns (Platform & Product)

Stack: PHP, TypeScript, Kubernetes, Docker, MySQL, PostgreSQL, Redis, AI/LLMs, Terraform

Work style: Remote-first, async-friendly

Apply here: https://www.appwrite.careers

Locket | Backend Engineer | San Francisco (Remote Friendly) | https://locket.camera

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

Trove | Senior Engineer - Warehouse Management System | Remote (US) | $140k - $185k + Equity

Trove powers recommerce for Patagonia, On, Canada Goose and many other retailers. We're looking for a Senior Engineer to develop our Warehouse Management System that enables circular retail at scale.

Tech challenges: ReWMS, a custom WMS written in TypeScript, is optimized for condition grading pre-owned goods during receiving. ReWMS integrates with e-commerce platforms and 3PLs.

Requirements: Strong experience with logistics/supply chain tech.

Bonus: WMS platform experience (Manhattan, HighJump), TypeScript.

Apply: https://job-boards.greenhouse.io/trove/jobs/8040316002

Continue | ONSITE - San Francisco | Full-time | https://continue.dev

Continue is building an open-source AI code assistant along with a hub of models, rules, and tools. Our VS Code and JetBrains extensions are primarily written in TypeScript, but we write small amounts of Kotlin (for JetBrains), Rust (for performant codebase indexing), and Go (for easy distribution of a CLI).

We're hiring for junior, mid-level, and senior full-stack software engineers.

You can find the openings and apply here: https://jobs.ashbyhq.com/continue

SerpApi | https://serpapi.com | Junior to Senior Fullstack Engineer multiple positions | Customer Success Engineer | Hiring Coordinator | Python/Ruby/PHP/Js/Rust/Cotlin/C#/Crystal/Nim/Elixir Developer Advocate positions | Based in Austin, TX but remote-first structure | Full-time | ONSITE or FULLY REMOTE | $150K - 180K a year 1099 for US or local avg + 20% for outside the US

SerpApi is the leading API to scrape and parse search engine results. We deeply support Google, Google Maps, Google Images, Bing, Baidu, and a lot more.

Our current stack is Ruby, Rails, MongoDB, and React.JS. We are looking for more Junior and Senior FullStack Engineers.

We have an awesome work environment: We are a remote first company (before Covid!). We do continuous integration, continuous deployments, code reviews, code pairings, profit sharing, and most of communication is async via GitHub.

We value super strongly transparency, do open books, have a public roadmap, and contribute to the EFF.

Apply at: https://serpapi.com/careers

Wordware (YCS24) | Engineering & Design Roles | San Francisco (ONSITE) | Full-time

Wordware (wordware.ai) is building an IDE for creating AI agents using natural language—think Notion meets VSCode for AI development. We've raised the largest seed round in Y Combinator history ($30M) backed by Spark Capital, Felicis, and YC, with 400k+ sign-ups already.

We're hiring across engineering and design to help democratize AI development:

- Applied AI Engineer - Build production RAG pipelines, agent memory systems, and multi-step tool-using agents - Backend Engineer - Design real-time execution infrastructure and LLM orchestration systems - Frontend Engineer - Build multiplayer IDE with real-time collaboration (Google Docs meets VSCode) - Full Stack Engineer - End-to-end development of our AI development platform - Growth Engineer - Build viral tools and optimize conversion across the user journey - ex-CTO (70% IC work) - Own "GitHub for AI" project from zero to thriving community - ex-YC founder - Help define the natural language AI development category

- Product Designer - Design end-to-end flows for AI agent creation and deployment - Brand Designer - Craft brand that conveys both reliability and magic for AI tools - Head of Content - Own video production, motion graphics, and educational content (Johnny Harris style)

Culture: In-person team (5 days/week) in our Presidio office 70m from the beach, complete with gym, sauna, wind/kite surfing rack, pizza, beer, and crossbow competitions.

Requirements: All roles require SF Bay Area presence or willingness to relocate. US work authorization required (O-1 visa sponsorship available for exceptional candidates).

Apply: https://jobs.ashbyhq.com/wordware.ai