Backend Developer Jobs in United States

About Eulerity Eulerity is a rapidly growing technology company revolutionizing marketing automation for small businesses and franchises with our industry-leading proprietary software. Founded by leaders from Google, Facebook, and Yahoo! with more than 20 years of digital advertising, engineering, a

About Us: Trusted and loved by 25 million educators, students, and families worldwide, Seesaw is the world’s leading elementary learning experience company, offering an award-winning platform and a suite of digital curriculum products for teachers to deliver joyful, accessible instruction. Thr

About Genius Genius is the leading destination for music, lyrics, and the stories behind the songs. At the intersection of music, technology, and culture, Genius connects fans with deeper meaning behind the world’s most influential music. Join an exceptionally talented team of engineers,

DataHub is an AI & Data Context Platform adopted by over 3,000 enterprises, including Apple, CVS Health, Netflix, and Visa. Innovated jointly with a thriving open-source community of 13,000+ members, DataHub's metadata graph provides in-depth context of AI and data assets with best-in-class scal

The Role You'll Play You’ll help build and evolve the backend systems that power ClassPass, partnering closely with Product, Design, and QA to take ideas from concept to production in a way that’s reliable, scalable, and grounded in real customer needs. Partner with Product, Design, and QA to delive

Software Engineer - Backend Job Description: We are seeking a highly independent and proactive Software Engineer to join our backend team and play a critical role in building REST API microservices from scratch using ASP.NET Core (C#) and building cloud infrastructure using Infrastructure

About ResortPass ResortPass is redefining what it means to be a hotel guest. We give people daytime access to pools, beaches, spas, cabanas, and other hotel experiences without an overnight stay. We work with more than 2,700 hotel partners across 30 countries. We have served more than 7 million gues

We’re looking for a Senior Software Engineer, Full-Stack to join our growing product and engineering team. This is a hands-on role where you’ll design, build, and scale the systems that power student–university interactions. You’ll own critical applications and services that enable real-time data, a

You'll build the software that connects engineering intelligence to the world's leading CAD platforms. If you've ever written Python that automated Siemens NX, CATIA, SOLIDWORKS, or Creo—or built backend services that process engineering design data—you'll likely find this work exciting. You'll desi

Hume AI is seeking a talented senior software engineer with experience in backend services and ML infrastructure who is interested in working with our team to build state-of-the-art audio models and evaluation tools. Join us in the heart of New York City and contribute to our endeavor to ensure that

About Lean In & The Sandberg Bernthal Family Foundation The Sandberg Goldberg Bernthal Family Foundation (SGBFF) works to build a more equal and resilient world. We bring people together to support each other through four initiatives: LeanIn.Org, LeanInGirls.Org, OptionB.Org, and the Dave Goldberg S

About Courted Courted is the leading AI-powered platform for real estate recruiting, retention, and market intelligence. We help brokerages and teams understand agent performance, recruit strategically, and retain top talent—all in one place. The real estate industry moves over $100B in annual commi

About Revefi Founded in 2021 by Sanjay Agrawal and Shashank Gupta, the visionary co-founders of ThoughtSpot (Gartner’s BI Magic Quadrant leader), Revefi is a Series A funded startup that has raised $30 Million from renowned investment firms like Icon Ventures, Mayfield Fund, GTM Capital, and StepSto

Squarespace is looking for a Backend Staff Software Engineer to lead the technical direction of our Communications Platform team. The Communications Platform is a critical engine powering customer engagement across Squarespace — providing internal teams with a scalable, reliable, and secure infrastr

About Safari AI Safari AI's vision is to Automate Action of the leading companies in the physical economy, from Entertainment, Live Venues, QSR's, Retail and beyond. The company uses computer vision AI to Measure, Alert and provide AI-generated Recommendations at the operations of leading enterprise

Senior Back-End Engineer About Peerspace Peerspace is the leading and category defining online marketplace for venue rentals for meetings, productions, and events. We open doors to the most inspiring spaces around the world, from lofts and mansions to storefronts and studios. Over $500M has been tra

You'll build the software that connects engineering intelligence to the world's leading CAD platforms. If you've ever written Python that automated Siemens NX, CATIA, SOLIDWORKS, or Creo—or built backend services that process engineering design data—you'll likely find this work exciting. You'll desi

About Fable AI-driven threats and human error are today’s biggest enterprise security risks. Cybercriminals don’t hack systems—they exploit people. Human errors drive 90% of security breaches, making human behavior the primary and growing attack surface. (ex 1, ex 2, ex 3) Fable is a security platfo

THE ROLE: Senior Backend Developer (Cloud & APIs) ABOUT YOU You’re a strong backend developer who enjoys building reliable cloud services and APIs. You like shipping in a fast-paced environment, collaborating with a small, high-calibre team, and taking ownership from design through production. You’r

Staff+ Software Engineer, Backend and Infra Haize Labs takes AI-based applications from proof-of-concept to production. We eliminate risk and improve the reliability of LLM-based applications by haizing them – i.e. rigorously, proactively, and continuously fuzz-testing them. We are looking for a tal