Senior Java Backend Engineer jobs in Concord

About the role You'll lead critical backend initiatives as Gamma scales from millions to hundreds of millions of users. This means architecting systems that never sleep, designing data models that support explosive growth, and solving the hardest scaling challenges we face. You'll have significant o

Backend Software Engineer About The Role Build reliable backend systems that power AI platform features. You will develop APIs, services, and infrastructure that support scalable product capabilities. What You’ll Do Build backend services and APIs that support core product workflows. Develop data pi

THE ATLAS: LEAD / BACKEND ENGINEER (FOUNDING TEAM) “A creative man is motivated by the desire to achieve, not by the desire to beat others.” - Ayn Rand Airseed is a developer platform that provides consumer data focused tools, analytics, and intelligence for web and mobile apps. We enable and empowe

Software Guidance & Assistance, Inc., (SGA), is searching for a Backend Full-Stack Engineer for a CONTRACT assignment with one of our premier Regulatory clients in San Francisco, CA . You'll be building a platform used by analysts who oversee the integrity of U.S. financial markets. The work sit

At Niantic Spatial, we’re building the future of geospatial AI. Powered by a proprietary database of over 30 billion posed images and a groundbreaking third-generation digital map, our mission is to develop spatial intelligence that helps both humans and machines better understand, navigate, and eng

About Air Apps At Air Apps, we believe in thinking bigger—and moving faster. We’re a family-founded company on a mission to create the world’s first AI-powered Personal & Entrepreneurial Resource Planner (PRP), and we need your passion and ambition to help us change how people plan, work, and li

Backend Engineer – Hedge Fund About The Role We are seeking a Backend Engineer to design and build the high-performance systems that power trading, risk, and research platforms at a leading hedge fund. You will work on low-latency services, scalable data pipelines, and resilient infrastructure that

Our Mission At Palo Alto Networks®, we’re united by a shared mission—to protect our digital way of life. We thrive at the intersection of innovation and impact, solving real-world problems with cutting-edge technology and bold thinking. Here, everyone has a voice, and every idea counts. If you’re re

Our client, an enterprise fintech startup focused on the insurance industry, is seeking Backend Software Engineers (4–12 YOE) to join its growing team. This is a high-impact role for a curious, highly autonomous engineer who wants to own the design and implementation of end-to-end workflows in a com

🚀 Senior Backend Engineer | San Francisco, CA Join a fast-growing team i ntegrating AI and building scalable web platforms t o transform how brands connect with manufacturers worldwide Full‑time | Hybrid and flexible schedule | No sponsorship 🔍 What We’re Looking For 5 years of backend engineering

About Rippling Rippling gives businesses one place to run HR, IT, and Finance. It brings together all of the workforce systems that are normally scattered across a company, like payroll, expenses, benefits, and computers. For the first time ever, you can manage and automate every part of the employe

Papa is a new kind of care built on human connection. Across the country, health plans and employers look to Papa to provide vital social support by pairing older adults and families with Papa Pals, trained and vetted companions, who provide a helping hand and an open ear, resulting in less loneline

About the Team The Platform Team at OpenAI owns the foundational data and processing stack powering the OpenAI API and products built on top of it. We innovate on the infrastructure needed to serve the latest models and agentic workflows at an unprecedented pace of growth and scale with high perform

ivo

$10,833 - $16,417 /year

Engineering at Ivo Engineers at Ivo are inventors. Ivo was first-to-market with: An AI agent that lives in MS word and edits the document for you [2023] Ditching imprecise embeddings models in favor of agentic RAG [2023] Large-scale LLM-based legal fact extraction [2024] A legal assistant that can s

About Airwallex Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 200,000 businesses worldwide – including Brex, Rippling, Navan, Qantas, SHEIN and many more – with fully

About Atomic Semi Atomic Semi is building a small, fast semiconductor fab. It’s already possible to build this with today’s technology and a few simplifications. We’ll build the tools ourselves so we can quickly iterate and improve. We’re building a small team of exceptional, hands-on engineers to m

🚀 Senior Backend Engineer | San Francisco, CA Join a fast-growing team i ntegrating AI and building scalable web platforms t o transform how brands connect with manufacturers worldwide Full‑time | Hybrid and flexible schedule | No sponsorship 🔍 What We’re Looking For 5 years of backend engineering

Engenious

About Engenious Engenious is a technology company building next-generation AI products that transform how people work, learn, and create. We partner with fast-growing startups and global companies to design and scale intelligent systems — from AI-powered applications to full-stack platforms used by

ivo

$18,750 - $26,250 /year

Engineering at Ivo Engineers at Ivo are inventors. Ivo was first-to-market with: An AI agent that lives in MS word and edits the document for you [2023] Ditching imprecise embeddings models in favor of agentic RAG [2023] Large-scale LLM-based legal fact extraction [2024] A legal assistant that can s