Backend Infrastructure Jobs

Help build and scale cloud-native backend systems and real-time data platforms that power next-generation sports entertainment experiences for millions of users.

Build and scale the core backend systems, APIs, and developer tools that power Kernel's AI agent platform as a founding backend engineer on a small, fast-moving team.

Experienced backend engineer needed to architect and operate resilient, scalable backend services and frameworks that enable product teams to deliver at scale.

Own and expand Abacus’s core ML-powered document extraction engine and backend systems as the company’s first Founding Engineer, driving 0→1 development and scalable infrastructure.

Help architect and build the backend and distributed systems that power Emerald AI’s real-time energy intelligence platform to enable scalable, grid-friendly AI data centers.

Harvey seeks a Senior Backend Platform Engineer to create and maintain the shared backend frameworks, APIs, and abstractions that accelerate product teams and ensure reliability at scale.

Lead the design and implementation of Harvey’s internal backend platform to enable product teams to ship reliable, observable, and high-performance services faster.

Senior Back-End Engineer needed to design and operate resilient, high-throughput microservices for bet365's US Sports platform while coaching junior engineers and working across cloud-native infrastructure.

Profound is hiring a Backend Engineer to build scalable APIs and data pipelines that power AI-driven analytics for enterprise customers from our Union Square office.

A US-based company seeks a Senior Software Engineer, Data Engineering to design and ship reliable data pipelines, orchestration, and backend services that drive analytics and business insights in a remote role.

Lead development of high-performance, distributed LLM inference systems at Modular to enable fast, scalable, production-grade AI deployments.

Help design and operate scalable, multi-cloud LLM inference infrastructure at Modular as a Backend Engineer focused on distributed systems and ML inference.

Lead Cold Start's technical strategy and execution as a founder-style CTO, architecting shared systems, driving AI and automation initiatives, and partnering closely with early-stage founders.

Lead the design and implementation of highly scalable backend systems for a remote team building web-scale data infrastructure that powers frontier AI research.

A rapidly evolving US-based company is hiring a Head of Platform Engineering to drive a modular, API-first, and event-driven modernization of its platform while leading and growing platform teams.

Experienced backend/infra engineer needed to lead technical architecture and delivery for a mission-driven life sciences platform in a remote-first, early-stage startup.

Lead Whatnot's Platform Engineering team to build and scale reliable backend, real-time, and storage systems while improving developer velocity and engineering practices.

Inclusive & Diverse

Rise from Within

Mission Driven

Diversity of Opinions

Work/Life Harmony

Dare to be Different

Reward & Recognition

Fast-Paced

Maternity Leave

Paternity Leave

Medical Insurance

Dental Insurance

Vision Insurance

Mental Health Resources

Life insurance

Disability Insurance

Health Savings Account (HSA)

Flexible Spending Account (FSA)

401K Matching

Paid Holidays

Paid Sick Days

Paid Time-Off

Learning & Development

Social Gatherings

Robinhood is seeking a Software Engineer on the Data Governance team to build backend services and automation that ensure compliant, auditable, and privacy-respecting use of customer data across analytics and AI systems.

Sciforium seeks a backend software engineer experienced in C++ and Python to build high-performance GPU-level kernels and scalable backend services for its AI model serving platform.

Quizlet is hiring a Senior Software Engineer to lead backend efforts for authentication, account lifecycle, and messaging infrastructure that keeps millions of learners safe and connected.

Lead the design and operation of scalable backend systems and data pipelines that power Alembic's analytics platform for Fortune 100 clients.

Architect and build scalable backend and deployment systems that enable Real-World ML at Liquid, working closely with ML researchers and product teams.

Senior backend engineer needed to design and own revenue-critical, event-driven infrastructure at a fast-growing B2B billing startup backed by a16z and Salesforce Ventures.

World Labs is hiring an Infrastructure / Backend Engineer to architect and operate high-performance distributed systems powering next-generation, world-scale AI training and inference.

Senior Infrastructure Engineer for a VC-backed startup to architect and scale backend systems, cloud infrastructure, and APIs that support a growing code-centric observability product.

Work remotely on the Platform Solutions team to design and operate critical platform services that enable high-scale, production-grade search and discovery for major ecommerce customers.

LinkedIn is seeking a Master’s-level Systems & Infrastructure Engineer Intern to work on large-scale distributed data infrastructure and backend systems during Summer 2026 in Mountain View.