Senior Backend Engineer Jobs in United States

About us Today’s financial system is built to favor those with money. Grid’s mission is to level that playing field by building financial products that help users better manage their financial future. The Grid app lets users access cash, build credit, spend money, optimize their taxes, and lots, lot

Job Title: Senior Backend Engineer Location: Hybrid (with options for remote work) Job Type: Full-Time Company Overview: At AICrete, we are committed to revolutionizing the global concrete and construction industry. Leveraging AI, machine learning, computer vision, and sophisticated automation, AICr

About Wunder Wunder is building a Modern Energy Company. We were founded with one simple vision: to address the greatest crisis of our generation by accelerating the deployment of solar energy. In doing so, we help businesses, municipalities, and schools save money by delivering clean on-site power.

About Our Client Our client is an applied AI and data analytics company building the intelligence layer for enterprise decision-making. Their platform unifies an organization’s full data landscape — internal systems, social media signals, industry reports, and consumer behavior data — into a single

About Vogo Vogo is a global travel platform that brings all types of accommodations into one place, making it easy for travelers to find the perfect stay. From downtown hotels and luxury resorts to private vacation rentals and remote cabins, Vogo offers the widest selection of accommodations worldwi

Novella is building AI to protect the largest, most complicated assets in the world. Whether it's a rocket going to space or a skyscraper on the coast, Novella is building the first AI powered specialty insurance brokerage. The Role We're looking for a Senior Backend Engineer to join our team. In yo

A Note From the Founder Citizen is a pipeline before it is an app. Signal comes in from every major American city, gets detected, verified, written, and delivered to the right people in seconds, and the whole thing has to hold when a million people open the app at once because something is happening

About Us Since 2013, we’ve been building a CRM that gets out of your way and helps your team sell more, faster. Now we’re building AI into every part of it, so Close does the busywork and your team does the selling. No manual data entry, no 10-click workflows. Just communication-first, AI-powered sa

Senior Backend Engineer San Francisco · On Site · Full Time Judgment Labs is building the infrastructure for continual learning in long-horizon AI agents. The next generation of agents will not improve from prompts alone. They will improve from experience: the tasks they attempt, the tools they use,

About Edia Edia is the leading AI technology company in K-12 education, helping 1M+ students across the U.S. have an exceptional experience in school. About the RoleWe're seeking a Senior Backend Engineer to join our team and help scale our Node.js applications on AWS. This role is different from a

About the Role We're looking for a Senior Backend Engineer to build the systems and services that power our product experience. You'll own the backend infrastructure that makes our content discoverable, our features responsive, and our platform reliable at scale. Your work will directly shape what u

Join OPPO US Research Center’s core team to develop and optimize backend services for high-traffic products (App Store, Global Search, Game Center). You’ll build scalable, reliable systems that serve millions of daily users. Key Responsibilities: Design and implement backend services for recommendat

Company Overview Closinglock is modernizing the real estate world’s way of transferring information and funds to eliminate wire fraud and provide a secure, easy-to-use platform for title companies, law firms, and other financial services to protect themselves and their clients from wire fraud. We ac

Senior Backend Engineer, Shopping Agents Sage AI Labs · San Francisco · Full-time · [Onsite] About us Sage AI Labs is building the infrastructure that lets AI agents transact on the open web. It is one of the few genuinely unsolved problems left in commerce, and whoever solves it sets the defaults e

About Us Since 2013, we’ve been building a CRM that gets out of your way and helps your team sell more, faster. Now we’re building AI into every part of it, so Close does the busywork and your team does the selling. No manual data entry, no 10-click workflows. Just communication-first, AI-powered sa

Pinwheel - Building the future of financial services in partnership with the biggest brands “I love my banking app!” said no one, ever. Pinwheel is on a mission to change that. We believe banks and financial service providers represent the greatest opportunity to build 10x better experiences, especi

About Bevel Bevel is an AI Health Companion that helps people make smarter decisions about their health every day. Our app brings together data across sleep, recovery, activity, nutrition, and more, and turns it into real-time, personalized guidance. Whether you're training for something big or just

Prismatic is the integration platform that helps B2B software companies build integrations fast and deliver them at scale. We're turning integrations from a bottleneck into a growth driver for hundreds of companies, from high-growth startups to Fortune 500s. Our platform handles everything that brea

Why Plot Plot is building the next generation of social intelligence — an AI-native platform that helps some of the world's most influential brands understand culture, find emerging trends, and activate their communities at scale. We're a high-growth, venture-backed startup supported by the co-found

About the Role We are looking for a Senior Backend Engineer to lead the unification of large, highly rich, and heterogeneous datasets sourced from a wide range of external providers. These datasets are used to power our generative audio models. Your work will create the foundational dataset that pow