frontend development Jobs - April 2026

HumanSignal (https://humansignal.com) is a remote team focused on open source and AI. They created Label Studio, an open source data labeling and AI evaluation platform with 350K+ users. They are hiring multiple full-time engineering roles to support Label St…

AIRMO is a European climate-tech company using space and airborne technologies (LiDAR and hyperspectral imaging) to monitor greenhouse gas emissions globally. Hiring frontend, fullstack and ML engineers for their new Luxembourg office to build a data platform…

Web scraping hasn't changed in decades: engineers still write brittle scripts that constantly break. Kadoa automates the entire web data pipeline with AI agents that build, maintain, and validate scraper code themselves. All 3 founders have spent years in the…

Ursa builds propulsion for aerospace and defense (rocket engines). The team works on software and process problems across the company, specializing in the data system used by development and test teams. Work includes data backhaul, post processing, anomaly de…

When I left my position as VP of Basketball Strategy for the Philadelphia 76ers, I wanted to bring what I had learned to a wider audience. So I started Cleaning the Glass. Cleaning the Glass features advanced basketball stats that are hard to find elsewhere, …

Fluidity / AirSwap is an innovative blockchain/crypto company building tokenization and global peer-to-peer trading systems. The company raised $35M in an ICO. Open roles include Frontend Engineer, Senior Backend Engineer, and Lead Mobile Engineer based in Wi…