Frontend (JavaScript/React) Jobs - March 2026

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New Lantern

Software Engineer (Frontend)

Posted 3 months, 2 weeks ago

New Lantern is a Series A startup building an AI radiology resident that integrates the radiology image archive & viewer, medical report dictation system, and work management system. Team of ~15 engineers (~30 total staff), live customers, revenue, several ye…

Roles

Software Engineer (Frontend) Product Engineer Software Engineer (Backend)

Tech stack

Medical dictation systems Backend (Python/Go) AI PACS Image Viewer technologies Machine Learning Medical Imaging Frontend (JavaScript/React) Cloud services DICOM

Location

San Francisco, CA
SumUp

Data Engineer

Posted 7 years, 7 months ago

We are the leading FinTech company in Europe with major offices in Berlin, Sofia, and São Paulo comprising more than 900+ people. We started out five years ago and created a unique device to accept card payments anywhere. Beyond our original hardware, mobile …

Roles

Data Engineer Embedded Software Engineer (Hardware) Senior FrontEnd Engineer Data Warehouse Developer Backend Engineer (GoLang)

Tech stack

APIs Hardware Go ETL SDKs SQL Embedded C/C++ Frontend (JavaScript/React)

Location

Berlin, Germany, Sofia, Bulgaria

Compensation

Onsite, full-time positions; visa sponsorship available. No salary disclosed.