About Wintermute

Wintermute is one of the largest crypto-native algorithmic trading companies in digital assets. We provide liquidity algorithmically across most cryptocurrency exchanges and trading platforms, a broad range of OTC trading products as well as support high profile blockchain proje...

Experienced Ruby on Rails Developer

Power Home Remodeling

We are reinventing the home remodeling industry and to do that, we need a web application platform that supports our people, our ingenuity, and our growth.

We are seeking a full stack Ruby on Rails developer with 4+ years of experience to...

Contra is looking for a skilled Frontend Engineer to build and enhance user-friendly, high-performance web applications. If you have experience with modern JavaScript frameworks, responsive design, and creating seamless user experiences, we’d love to hear from you!

Responsibilities:

• Develop and o...

As one of our Founding Full Stack Product Engineers, you will work across the entire tech stack—from designing sleek frontend interfaces to architecting robust backend services. You’ll use TypeScript, React, and Node.js to build products that deliver immediate value to our users. If you enjoy wearin...

CloudDevs is helping world-class, venture-backed AI startups find talented AI full-stack developers. You will be employed by one of these startups and play an integral role in their early-stage growth.

Minimum qualifications:

• Proven track record of shipping software and successfully released app...

About Helius

Helius is a leading developer platform on the Solana blockchain, dedicated to inspiring and accelerating the creation of crypto-powered software. Customers like Coinbase, Jupiter, and Phantom use Helius to power their applications on Solana.

We’ve raised over $34m from Haun Venture...

We are looking for a Senior Data Engineer (Python) to improve and expand our Open Source and Cloud Products. You will work with the Senior Product people, including the CTO and an experienced team of Data, Backend, Frontend, and full-stack engineers. You will own the implementation of major features...

At GrowthX, we design growth systems that integrate AI automation and expert guidance to help marketing teams with content creation, distribution, and conversion. Since starting in May, we’ve hit seven-figure annual revenue in just five months, grown by double digits month-over-month, and teamed up...

About CoW DAO

CoW DAO is on a mission to protect Ethereum users from the dangers of DeFi. It does this by supporting the development of CoW Protocol, CoW Swap, MEV Blocker, and CoW AMM, and by funding values-aligned projects through the CoW Grants Program.

CoW Protocol is the second-largest DEX ag...

Contra is hiring a freelance Fullstack Developer (React / Firebase / Supabase).  You’ll work across the stack to build a polished, modular web platform that supports users in their career growth and job search.

Responsibilities

• Build frontend features in React, ensuring responsiveness and s...