Senior backend engineer building scalable C#/.NET services for payment routing, connector management, and high-volume transaction processing in a fintech payments infrastructure platform. Requires 5+ years production backend experience, strong payments/fintech background, and technical leadership skills.
Staff Backend Engineer building Rippling Query Language (RQL): a custom language with its own grammar, parser, query translator, distributed query processing engine, and distributed datastore. Work on distributed systems, big data technologies, data platforms, and custom programming languages that power analytics, workflows, and extensibility across Rippling.
Staff Backend Engineer building core voice AI and automation platform for 911 centers. Architect scalable systems, optimize realtime AI pipelines and audio latency, build analytics and integrations. Requires 6+ years software engineering experience with strong fundamentals.
Senior Backend Engineer building core voice AI and automation platform for 911 centers. Architect scalable systems, optimize realtime AI pipelines and audio latency, build analytics and integrations. Requires 4+ years software engineering experience with strong fundamentals.
Staff Backend Engineer building and scaling Okta's AI-powered Identity Threat Protection platform. Lead architecture and development of cloud-native security products that perform real-time risk analysis and threat neutralization for enterprise authentication.
Senior Backend Engineer building scalable distributed systems for freight and field service automation platform. Requires significant enterprise software development experience and distributed systems expertise; Java ecosystem preferred.
Staff Software Engineer building and operating scalable data services and APIs on AWS for healthcare records processing and delivery at massive scale. Requires strong Go backend experience, cloud data warehouse knowledge, technical leadership, and interest in healthcare data challenges.
Own and define the shared backend architecture, core services, data models, and APIs that power Mercor's rapidly scaling talent network and AI training products. Requires 8+ years backend engineering experience with a track record of organization-wide architectural ownership and complex migrations.
Senior backend-focused engineer building the next generation practice management platform at SimplePractice. Requires 6+ years Ruby on Rails full lifecycle experience (or 4+ with Master's), JavaScript frameworks, AI/ML features, scalable web apps, and compliance knowledge (PCI/HIPAA).
Senior technical leader defining engineering vision and architecture for Coinbase's Payments platform. Responsible for global payment rails, funds-flow systems, reliability, cost efficiency, and cross-team initiatives moving fiat into/out of crypto. Requires 10+ years large-scale distributed systems experience and deep payments/money-movement expertise.
Backend Engineer building and optimizing core document workflows (viewing, editing, embeds, exports) and greenfield projects in a Django monolith. Requires 3+ years backend experience, strong Python skills, performance optimization, and automated testing.
Senior Software Engineer building shared backend platform services, APIs, and workflows for ezCater's AI-native administrative, integration, and transaction systems. Requires 5+ years backend experience, strong fluency with AI tools across the full SDLC (planning to testing), Go (preferred) or similar language, and expertise in databases, distributed systems, and production ownership.
Build and operate the enterprise control plane for OpenAI's Codex AI software engineer, focusing on security, governance, identity, access controls, encryption, and policy enforcement systems for large organizations.
Software Engineer III designing, building, and maintaining scalable backend systems with Java, Node.js/NestJS, Kafka, and cloud technologies (AWS/GCP). Requires Master's in CS + 2 years (or Bachelor's + 4 years) backend experience, microservices, databases, and REST APIs.
Senior Software Engineer owning Crusoe Cloud's managed container registry. Build, scale, and optimize core distributed services for AI training/inference workloads; drive performance, reliability, and architecture decisions in production.
Staff Software Engineer anchoring Rippling's new Money Movement & Treasury ledger architecture in Seattle. Own design and implementation of deterministic, config-driven ledger systems, reconciliation frameworks, and technical leadership mentoring senior engineers while collaborating with Payments, Tax, and Accounting teams.
Software Engineer building scalable backend systems, services, and APIs for Upstart Bank, a modern AI-enabled national bank. Translate regulatory and business requirements into reliable software in a fintech environment; 4+ years backend/full-stack experience required.
Software Engineer on the Upstart Bank team building scalable backend systems, services, and APIs in a regulated fintech environment. Requires 2+ years experience, proficiency in a modern language (Java, Python, Go, etc.), and strong fundamentals; fintech or regulated industry experience preferred.
Senior Software Engineer building scalable Python backend services and data pipelines for Checkr's AI-powered verification platform used by 140k+ companies. Requires strong Python expertise and experience solving complex technical problems.
Develop containerized microservices in Go for a distributed multi-tenant cloud security platform processing real-time events and telemetry. Own full SDLC, design, mentoring, and operations for Illumio's Zero Trust segmentation products. Requires 4+ years building scalable distributed systems, Bachelor's in CS.
Build and scale the control plane for Cloudflare Workers, the serverless edge platform. Design distributed systems, high-traffic APIs, storage schemas, and own production reliability for services powering Pages and R2. Requires strong Go experience plus knowledge of observability, databases, and Kubernetes.
Lead architecture and strategy for Cloudflare's Workers control plane as the most senior engineer on the Deploy & Config team. Own distributed systems, high-scale APIs, reliability, and developer experience powering the serverless edge platform.
Lead backend engineer owning Rust microservices that drive business logic, feature flags, and UX configuration for a data-driven mobile consumer app. Partners closely with mobile teams to define APIs and data models while growing into broader technical leadership.
Staff Backend Engineer building an AI-native data intelligence and context system for Grafana to enable reliable enterprise data access for AI agents. Requires strong production backend experience, practical GenAI/LLM skills, cloud-native expertise, and comfort with ambiguity on an autonomous early-stage team.
Backend engineer building and owning end-to-end services, APIs, data pipelines, and ML infrastructure to power an AI-native video platform. Requires 2+ years experience shipping production systems, strong problem-solving, and comfort integrating large generative AI models.
Build and scale data collection and processing systems for mission-critical OSINT data to power Vannevar's defense AI. Requires 7+ years backend experience, Python/AWS/distributed systems proficiency, and U.S. Person status.
Senior Software Engineer building and scaling Alpaca's global payments and treasury platform using event-driven microservices. Requires 3+ years experience with Go, Kubernetes, GCP, distributed systems, and financial concepts like payment rails and double-entry accounting.
Build and extend Linux kernel and low-level networking systems on Cloudflare's egress path, working on packet processing, protocols like BGP, and massive-scale distributed systems that impact millions of customers. Requires systems programming experience and deep networking knowledge.
Build and maintain scalable infrastructure for reliable web data collection at Firecrawl, focusing on proxy layers, success rates against adversarial sites, and high-throughput systems under spiky loads. Requires 3+ years in backend, networking, or infrastructure engineering with strong ownership and reliability focus.
Build and own crawling, indexing, ranking, and retrieval systems for Firecrawl Search. Focus on making them fast, reliable, cheap at scale for LLM-driven use cases. Requires 3+ years building production backend or distributed systems.
Senior Backend Engineer building scalable Golang microservices, automating data workflows, ensuring data accuracy for member/client systems, and exploring AI applications for validation and automation. Requires 5+ years backend experience with microservices, data architectures, and cloud platforms.
Product-oriented backend engineer building secure access controls, audit logging, session recording, and identity workflows for Teleport's AI Infrastructure Identity platform. Requires Go, Linux systems engineering, web fundamentals, and OAuth experience.
Senior backend engineer building scalable Python/Go services for cyber risk underwriting, integrating with ML models, and leading projects with product and data teams. Requires strong backend API experience, cloud deployment, observability tools, and ownership at P4 level.
Backend Engineer building moderation tools and features for Reddit's communities. Requires 2-5 years experience, proficiency in Go or Python, and API design skills.
Senior Software Engineer owning and evolving high-scale backend and data-layer platform services (IAM, Data Lake, reporting) that power all Pindrop products. Design, build, and operate distributed systems on AWS/GCP with strong focus on reliability, scalability, on-call, and mentorship.
Backend Engineer building and scaling highly-available services for Fathom's AI meeting assistant. Requires strong Rails and Kubernetes/Go experience to improve reliability, efficiency, and customer experience at massive scale.
Build and own the distributed systems infrastructure powering Customer.io's marketing automation platform, handling billions of events daily with a focus on scale, reliability, and real-time processing in Go.
Backend engineer building scalable infrastructure for Duolingo's short-form language lessons and ads systems. Requires CS bachelor's, strong algorithms/data structures skills, and experience in Java/Python/Kotlin.
Staff Software Engineer building and scaling Navan's flagship next-generation flight platform. Lead technically while hands-on coding complex distributed systems in Java/Spring Boot/AWS; own features end-to-end with strong product focus. Requires 10+ years scaling high-growth systems.
Build and evolve Cloudflare's Durable Objects runtime, low-level routing, and storage systems for stateful serverless applications at global scale. Requires 5+ years systems software experience with deep expertise in Rust or C++ and large-scale distributed systems.
Build and improve Cloudflare Workers Runtime: enhance performance, reliability, JavaScript and WebAssembly support for edge execution of customer code. Requires strong CS fundamentals, production ownership, and 2+ years C++/Rust experience.
Backend engineer on the Engine Team building and optimizing Deepgram's core inference services for speech processing, audio transcoding, networking, scheduling, and high-performance computing. Requires 3+ years experience with Rust (or C/C++) and Python.
Build and maintain scalable backend services and APIs for third-party client integrations on a developer-facing platform. Requires 2+ years building backend services (Go preferred), strong API and system design skills, SQL experience, and cloud/IaC knowledge.
Senior Backend Engineer building and owning core healthcare systems for subscription billing, clinical state machines, pharmacy integrations, and agentic AI workflows at Mochi Health. Requires 5-7+ years backend experience with complex domain logic, data modeling, infrastructure ownership (K8s/Terraform/AWS), and AI tool usage.
Lead architecture and evolution of the Agent Harness Bridge at OpenAI, owning integrations between Codex harness, research infrastructure, and agent systems to enable reliable large-scale training of frontier models. Requires strong backend/infra experience, API and systems design expertise, and cross-functional leadership.
Staff Software Engineer leading the architecture and delivery of Plaid's data governance platform. Design and implement scalable distributed systems for data deletion, usage restrictions, classification, and auditability while partnering with Legal, Privacy, and Security teams.
Build and maintain CrewAI's Python enterprise runtime layer (FastAPI, Celery, Redis) that turns open-source agents into secure, observable production systems. Requires strong backend/platform engineering experience with distributed systems, auth, and observability.
Senior Backend Engineer building and scaling distributed services, real-time transaction systems, ML infrastructure, and data-intensive applications on GCP for a consumer fintech platform serving 6M+ members. Requires 5+ years backend experience (JVM/Java preferred), strong CS fundamentals, and cloud/database proficiency.
Senior Software Engineer building and owning Crusoe Cloud's customer-facing managed logs and observability services. Design scalable ingestion, query APIs, self-service onboarding, and integrations for AI workloads with strong focus on reliability, ease of use, and low-touch customer experience. Requires 5+ years experience with compiled languages and cloud systems.
Build and optimize backend services connecting Apache Airflow to scalable cloud infrastructure on Astronomer's Astro platform. Requires 5+ years SaaS experience, strong Python/Golang and Kubernetes skills, and on-call participation.
Senior backend engineer building scalable C#/.NET services for payment routing, connector management, and high-volume transaction processing in a fintech payments infrastructure platform. Requires 5+ years production backend experience, strong payments/fintech background, and technical leadership skills.
Staff Backend Engineer building Rippling Query Language (RQL): a custom language with its own grammar, parser, query translator, distributed query processing engine, and distributed datastore. Work on distributed systems, big data technologies, data platforms, and custom programming languages that power analytics, workflows, and extensibility across Rippling.
Staff Backend Engineer building core voice AI and automation platform for 911 centers. Architect scalable systems, optimize realtime AI pipelines and audio latency, build analytics and integrations. Requires 6+ years software engineering experience with strong fundamentals.
Senior Backend Engineer building core voice AI and automation platform for 911 centers. Architect scalable systems, optimize realtime AI pipelines and audio latency, build analytics and integrations. Requires 4+ years software engineering experience with strong fundamentals.
Staff Backend Engineer building and scaling Okta's AI-powered Identity Threat Protection platform. Lead architecture and development of cloud-native security products that perform real-time risk analysis and threat neutralization for enterprise authentication.
Senior Backend Engineer building scalable distributed systems for freight and field service automation platform. Requires significant enterprise software development experience and distributed systems expertise; Java ecosystem preferred.
Staff Software Engineer building and operating scalable data services and APIs on AWS for healthcare records processing and delivery at massive scale. Requires strong Go backend experience, cloud data warehouse knowledge, technical leadership, and interest in healthcare data challenges.
Own and define the shared backend architecture, core services, data models, and APIs that power Mercor's rapidly scaling talent network and AI training products. Requires 8+ years backend engineering experience with a track record of organization-wide architectural ownership and complex migrations.
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Senior backend-focused engineer building the next generation practice management platform at SimplePractice. Requires 6+ years Ruby on Rails full lifecycle experience (or 4+ with Master's), JavaScript frameworks, AI/ML features, scalable web apps, and compliance knowledge (PCI/HIPAA).
Senior technical leader defining engineering vision and architecture for Coinbase's Payments platform. Responsible for global payment rails, funds-flow systems, reliability, cost efficiency, and cross-team initiatives moving fiat into/out of crypto. Requires 10+ years large-scale distributed systems experience and deep payments/money-movement expertise.
Backend Engineer building and optimizing core document workflows (viewing, editing, embeds, exports) and greenfield projects in a Django monolith. Requires 3+ years backend experience, strong Python skills, performance optimization, and automated testing.
Senior Software Engineer building shared backend platform services, APIs, and workflows for ezCater's AI-native administrative, integration, and transaction systems. Requires 5+ years backend experience, strong fluency with AI tools across the full SDLC (planning to testing), Go (preferred) or similar language, and expertise in databases, distributed systems, and production ownership.
Build and operate the enterprise control plane for OpenAI's Codex AI software engineer, focusing on security, governance, identity, access controls, encryption, and policy enforcement systems for large organizations.
Software Engineer III designing, building, and maintaining scalable backend systems with Java, Node.js/NestJS, Kafka, and cloud technologies (AWS/GCP). Requires Master's in CS + 2 years (or Bachelor's + 4 years) backend experience, microservices, databases, and REST APIs.
Senior Software Engineer owning Crusoe Cloud's managed container registry. Build, scale, and optimize core distributed services for AI training/inference workloads; drive performance, reliability, and architecture decisions in production.
Staff Software Engineer anchoring Rippling's new Money Movement & Treasury ledger architecture in Seattle. Own design and implementation of deterministic, config-driven ledger systems, reconciliation frameworks, and technical leadership mentoring senior engineers while collaborating with Payments, Tax, and Accounting teams.
Software Engineer building scalable backend systems, services, and APIs for Upstart Bank, a modern AI-enabled national bank. Translate regulatory and business requirements into reliable software in a fintech environment; 4+ years backend/full-stack experience required.
Software Engineer on the Upstart Bank team building scalable backend systems, services, and APIs in a regulated fintech environment. Requires 2+ years experience, proficiency in a modern language (Java, Python, Go, etc.), and strong fundamentals; fintech or regulated industry experience preferred.
Senior Software Engineer building scalable Python backend services and data pipelines for Checkr's AI-powered verification platform used by 140k+ companies. Requires strong Python expertise and experience solving complex technical problems.
Develop containerized microservices in Go for a distributed multi-tenant cloud security platform processing real-time events and telemetry. Own full SDLC, design, mentoring, and operations for Illumio's Zero Trust segmentation products. Requires 4+ years building scalable distributed systems, Bachelor's in CS.
Build and scale the control plane for Cloudflare Workers, the serverless edge platform. Design distributed systems, high-traffic APIs, storage schemas, and own production reliability for services powering Pages and R2. Requires strong Go experience plus knowledge of observability, databases, and Kubernetes.
Lead architecture and strategy for Cloudflare's Workers control plane as the most senior engineer on the Deploy & Config team. Own distributed systems, high-scale APIs, reliability, and developer experience powering the serverless edge platform.
Lead backend engineer owning Rust microservices that drive business logic, feature flags, and UX configuration for a data-driven mobile consumer app. Partners closely with mobile teams to define APIs and data models while growing into broader technical leadership.
Staff Backend Engineer building an AI-native data intelligence and context system for Grafana to enable reliable enterprise data access for AI agents. Requires strong production backend experience, practical GenAI/LLM skills, cloud-native expertise, and comfort with ambiguity on an autonomous early-stage team.
Backend engineer building and owning end-to-end services, APIs, data pipelines, and ML infrastructure to power an AI-native video platform. Requires 2+ years experience shipping production systems, strong problem-solving, and comfort integrating large generative AI models.
Build and scale data collection and processing systems for mission-critical OSINT data to power Vannevar's defense AI. Requires 7+ years backend experience, Python/AWS/distributed systems proficiency, and U.S. Person status.
Senior Software Engineer building and scaling Alpaca's global payments and treasury platform using event-driven microservices. Requires 3+ years experience with Go, Kubernetes, GCP, distributed systems, and financial concepts like payment rails and double-entry accounting.
Build and extend Linux kernel and low-level networking systems on Cloudflare's egress path, working on packet processing, protocols like BGP, and massive-scale distributed systems that impact millions of customers. Requires systems programming experience and deep networking knowledge.
Build and maintain scalable infrastructure for reliable web data collection at Firecrawl, focusing on proxy layers, success rates against adversarial sites, and high-throughput systems under spiky loads. Requires 3+ years in backend, networking, or infrastructure engineering with strong ownership and reliability focus.
Build and own crawling, indexing, ranking, and retrieval systems for Firecrawl Search. Focus on making them fast, reliable, cheap at scale for LLM-driven use cases. Requires 3+ years building production backend or distributed systems.
Senior Backend Engineer building scalable Golang microservices, automating data workflows, ensuring data accuracy for member/client systems, and exploring AI applications for validation and automation. Requires 5+ years backend experience with microservices, data architectures, and cloud platforms.
Product-oriented backend engineer building secure access controls, audit logging, session recording, and identity workflows for Teleport's AI Infrastructure Identity platform. Requires Go, Linux systems engineering, web fundamentals, and OAuth experience.
Senior backend engineer building scalable Python/Go services for cyber risk underwriting, integrating with ML models, and leading projects with product and data teams. Requires strong backend API experience, cloud deployment, observability tools, and ownership at P4 level.
Backend Engineer building moderation tools and features for Reddit's communities. Requires 2-5 years experience, proficiency in Go or Python, and API design skills.
Senior Software Engineer owning and evolving high-scale backend and data-layer platform services (IAM, Data Lake, reporting) that power all Pindrop products. Design, build, and operate distributed systems on AWS/GCP with strong focus on reliability, scalability, on-call, and mentorship.
Backend Engineer building and scaling highly-available services for Fathom's AI meeting assistant. Requires strong Rails and Kubernetes/Go experience to improve reliability, efficiency, and customer experience at massive scale.
Build and own the distributed systems infrastructure powering Customer.io's marketing automation platform, handling billions of events daily with a focus on scale, reliability, and real-time processing in Go.
Backend engineer building scalable infrastructure for Duolingo's short-form language lessons and ads systems. Requires CS bachelor's, strong algorithms/data structures skills, and experience in Java/Python/Kotlin.
Staff Software Engineer building and scaling Navan's flagship next-generation flight platform. Lead technically while hands-on coding complex distributed systems in Java/Spring Boot/AWS; own features end-to-end with strong product focus. Requires 10+ years scaling high-growth systems.
Build and evolve Cloudflare's Durable Objects runtime, low-level routing, and storage systems for stateful serverless applications at global scale. Requires 5+ years systems software experience with deep expertise in Rust or C++ and large-scale distributed systems.
Build and improve Cloudflare Workers Runtime: enhance performance, reliability, JavaScript and WebAssembly support for edge execution of customer code. Requires strong CS fundamentals, production ownership, and 2+ years C++/Rust experience.
Backend engineer on the Engine Team building and optimizing Deepgram's core inference services for speech processing, audio transcoding, networking, scheduling, and high-performance computing. Requires 3+ years experience with Rust (or C/C++) and Python.
Build and maintain scalable backend services and APIs for third-party client integrations on a developer-facing platform. Requires 2+ years building backend services (Go preferred), strong API and system design skills, SQL experience, and cloud/IaC knowledge.
Senior Backend Engineer building and owning core healthcare systems for subscription billing, clinical state machines, pharmacy integrations, and agentic AI workflows at Mochi Health. Requires 5-7+ years backend experience with complex domain logic, data modeling, infrastructure ownership (K8s/Terraform/AWS), and AI tool usage.
Lead architecture and evolution of the Agent Harness Bridge at OpenAI, owning integrations between Codex harness, research infrastructure, and agent systems to enable reliable large-scale training of frontier models. Requires strong backend/infra experience, API and systems design expertise, and cross-functional leadership.
Staff Software Engineer leading the architecture and delivery of Plaid's data governance platform. Design and implement scalable distributed systems for data deletion, usage restrictions, classification, and auditability while partnering with Legal, Privacy, and Security teams.
Build and maintain CrewAI's Python enterprise runtime layer (FastAPI, Celery, Redis) that turns open-source agents into secure, observable production systems. Requires strong backend/platform engineering experience with distributed systems, auth, and observability.
Senior Backend Engineer building and scaling distributed services, real-time transaction systems, ML infrastructure, and data-intensive applications on GCP for a consumer fintech platform serving 6M+ members. Requires 5+ years backend experience (JVM/Java preferred), strong CS fundamentals, and cloud/database proficiency.
Senior Software Engineer building and owning Crusoe Cloud's customer-facing managed logs and observability services. Design scalable ingestion, query APIs, self-service onboarding, and integrations for AI workloads with strong focus on reliability, ease of use, and low-touch customer experience. Requires 5+ years experience with compiled languages and cloud systems.
Build and optimize backend services connecting Apache Airflow to scalable cloud infrastructure on Astronomer's Astro platform. Requires 5+ years SaaS experience, strong Python/Golang and Kubernetes skills, and on-call participation.