Build and own high-throughput backend infrastructure, APIs, and distributed systems, solving complex scalability, latency, and reliability challenges. The role requires 5+ years of experience, production Java and Rust expertise, and cloud-native experience with AWS.

Senior full-stack engineer building lovable fintech and banking products at Mercury. Requires 3-7 years full-stack experience; partners with design/product to ship exceptional experiences using Haskell, React, TypeScript, Redux (or eagerness to learn).

Senior backend engineer building lovable fintech and banking products at Mercury. Requires 3-7 years backend experience, Haskell/SQL proficiency, product ownership, architectural decision-making, and enthusiasm for AI tools.

Build scalable search and retrieval infrastructure for Pinecone's vector database and knowledge engine, focusing on semantic/hybrid search, indexing pipelines, RAG patterns, and LLM-powered agentic systems. Requires 6+ years building large-scale, low-latency backend systems with strong distributed systems and AI retrieval expertise.

Principal Engineer on Shield AI's elite Special Projects team (Office of the CTO) designing and leading generative AI user experiences to accelerate autonomy development for Hivemind. Requires 15+ years building large production systems and 5+ years React/full-stack web development; operates in ambiguity with travel 1-3 times per quarter.

Staff Engineer building automated testing frameworks, log analysis tools, and scenario-generation scripts on the Hivemind Platform SDK to enable rapid verification of AI Pilot behaviors. Requires strong Python expertise, simulation/testing experience, and ability to obtain SECRET clearance.

Lead a team of engineers responsible for integrating, validating, and scaling the Hivemind autonomy platform across simulation, hardware-in-the-loop, and flight environments. Requires 7+ years experience, technical leadership in integration and test, and hands-on expertise with autonomy stacks, Python/C++, and ROS.

Senior full-stack engineer building customer-facing data governance and quality features for Mixpanel's analytics platform. Requires full-stack experience with deep expertise in Python/Django backends, high-volume APIs or search indexing, plus end-to-end project leadership.

Own program delivery for Rad AI's radiology reporting product, driving cross-functional roadmap execution while leading complex customer integrations, deployments, and troubleshooting of HL7, FHIR, DICOM, and PACS interfaces in healthcare systems. Requires 6+ years TPM experience, strong technical integration skills, and ability to bridge engineering and clinical stakeholders.

Staff Software Engineer building and scaling Snowflake's cloud-agnostic FDB distributed transactional key-value store that powers all Snowflake products. Design autoscaling infrastructure, next-gen transaction/caching/storage systems, and multi-tenant capabilities for AWS, Azure, and GCP.

Lead a senior team building and maintaining Anthropic's high-traffic marketing websites (anthropic.com and claude.com). Own full-stack web engineering including CMS architecture, publishing pipelines, design systems, launch experiences, and internal tooling that empowers non-engineers. Requires 10+ years software engineering and 5+ years managing in brand/marketing/design engineering organizations, with strong frontend expertise.

Design, implement, and optimize automated manufacturing assembly and test systems using PLCs, robotics, and industrial controls. Requires 3+ years in manufacturing automation, strong troubleshooting skills, and a bachelor's in engineering.

Technical Program Manager driving end-to-end SaaS release management, cross-functional engineering programs, internal communications, and lightweight process design. Requires track record with complex dependencies, technical depth (networking/infra preferred), and ability to challenge scope/timelines while translating between technical and business teams.

Hands-on product security engineer responsible for encryption, key management, customer data protection, tenant isolation, threat modeling, and secure delivery practices. Requires 4+ years building security-critical production systems and strong Python and TypeScript/Node.js skills.

Senior full-stack engineer building and scaling Upstart's White Label Platform for lending partners and investors. Design/maintain configuration-driven APIs, services, UIs and self-service tools using Ruby on Rails, React, Kotlin and cloud technologies.

Senior Technical Program Manager to own end-to-end delivery of complex cross-functional programs spanning hardware, software, and ML research at an AI voice platform company. Requires 5+ years leading large initiatives with strong technical depth in AI infrastructure, distributed systems, and cloud optimization.

Build and manage secure identity infrastructure including authentication (SSO, MFA, SAML/OAuth/OIDC) and authorization (ReBAC, RBAC, ABAC) systems for AI data platforms. Requires 4+ years in infrastructure/identity engineering with hands-on authorization frameworks like OpenFGA/Authzed and IaC tools.

Staff Software Engineer leading automation traffic management (bots/crawlers) and rate limiting at Pinterest's Edge (CDN, TLS, DNS, proxies). Design/implement Envoy-based L7 logic in C++/Go/Python; own roadmap, mentor, and drive reliability for 600M+ user platform.

Second Security Engineer at Nooks.ai, securing an AI-native sales platform and its AI agents. Own threat modeling, secure SDLC, cloud hardening, compliance (SOC 2), and novel AI security challenges (guardrails, prompt injection). Requires 4-5+ years in infosec with strong app/cloud security fundamentals; startup experience preferred.

Backend Engineer building and maintaining Stripe's official SDKs and code generation framework across multiple languages with a focus on Golang and developer experience. Requires 6+ years engineering experience including 3+ years with Golang, passion for API design, and interest in multiple languages.

Principal Security Engineer responsible for setting the bar for software security excellence at Block. Defines multi-year technical strategy, leads development of high-leverage security solutions and infrastructure across business units, drives Secure by Design culture, and mentors InfoSec teams. Requires 10+ years shipping production software with 5+ years scaling security practices.

Senior/Staff Systems V&V Engineer responsible for developing test plans, designing system-level verification campaigns, analyzing results, and ensuring fail-safe and fail-operational behaviors for Zoox's autonomous robotaxi compute platform. Requires 5+ years in safety-critical V&V, functional safety, HIL/vehicle testing, and Python proficiency.

Engineering Manager to lead the AI Engineering team at Vestwell. Responsibilities include building/scaling the team, defining AI technical architecture, delivering production-grade AI services (RAG, agents, LLM integrations), and partnering with cross-functional leaders. Requires 8+ years software engineering experience (3+ years managing teams), strong Python/AI/ML background, and cloud-native expertise.

Senior Platform Engineer building CI/CD pipelines, developer productivity tools, and Kubernetes infrastructure at Mux to accelerate engineering velocity from local dev to production. Requires strong Go engineering, production Kubernetes experience, networking fundamentals, and cross-team partnership.

Senior Security Engineer owning risk identification, threat modeling, vulnerability management, and secure architecture projects. Partners with engineering to build security culture and tools while minimizing operational friction. Requires independent ownership, software development experience, and strong collaboration skills.

Lead architectural decisions and technical roadmap for tvScientific's ad server stack and independence initiative. Oversee subteams on bidder, index building, and VAST serving while driving integration with Pinterest. Requires 9+ years software engineering (5+ in ads, 3+ in programmatic), 5+ years engineering management, and experience with high-volume ML systems.

Lead a team of 8 engineers building the foundational platform for Plaid's Dashboard (dashboard.plaid.com). Define long-term strategy, drive high-impact outcomes, and grow high-performing teams while maintaining high technical quality and velocity.

Senior software engineer owning a multi-environment compute platform for simulation orchestration and workload scheduling at scale. Requires 5+ years backend/distributed systems experience and deep Kubernetes expertise.

The Flight Test Engineer designs and executes flight test campaigns for high-altitude solar-powered aircraft, oversees real-time test execution, analyzes telemetry data to characterize performance, and drives design improvements through reports and root cause analysis. Requires aerospace/mechanical engineering degree, flight test experience, strong data analysis skills in MATLAB/Python, and willingness to travel to remote test sites.

Senior engineer building Cloudflare's globally distributed storage, database, and data platform products. Own code end-to-end across the stack, architect consistency models, optimize performance, and design APIs using Rust, TypeScript, Go and other languages. Requires 6+ years distributed systems experience.

Build and ship a customer-facing cloud security product across the stack, primarily with C# and .NET Core. The role suits early-career engineers with strong fundamentals, academic excellence, hands-on projects, and a willingness to work from the London office five days a week.

Leads end-to-end vehicle engineering programs across Body, Closures, and Chassis from concept through production, coordinating internal teams and external suppliers. Requires 12+ years of automotive engineering and project management experience, strong NPI expertise, and proficiency in engineering and program management methodologies.

Technical Program Manager partnering directly with the CPO at Character.AI to drive execution of product, design, and engineering initiatives. High-agency fixer who eliminates blockers, optimizes processes, leverages AI tools, and ensures seamless cross-functional delivery in a fast-paced AI consumer company.

Senior iOS Engineer leading architecture and development of high-quality, scalable mobile apps at Credit Genie, a financial wellness platform. Requires 5+ years mobile experience, Swift proficiency, UX expertise, and cross-functional leadership.

Lead a high-impact team building foundational AI platform infrastructure at Rippling, owning retrieval systems, reasoning frameworks, observability, and scalable execution environments for AI agents and workflows. Requires 8+ years software engineering with large-scale distributed systems and 2+ years engineering management experience.

Lead engineering teams building critical infrastructure for Upstart Bank, a modern AI-powered banking platform. Translate regulatory and product needs into scalable, audit-ready systems for payments, funding, reporting and integrations in a regulated fintech environment.

Staff Platform Engineer building and scaling the internal DevSecOps platform with IaC, Kubernetes, and multi-cloud automation. Requires 8+ years cloud/infra experience to drive reliability, cost optimization, zero-downtime strategies, and AI-enabled tooling.

Builds and owns end-to-end portfolio data workflow features within a modern service-based architecture. The role requires professional software development experience across Java, SQL, AWS, frontend frameworks, REST, and distributed systems.

Build resilient distributed backend services and tooling, troubleshoot complex cross-application issues, and improve software delivery processes. The role requires extensive backend engineering experience, Java proficiency, Linux expertise, and familiarity with modern infrastructure and observability technologies.

Lead the Threat Application Services team at Cloudflare to build and scale the Threat Events platform, Threat Intel APIs, and IOC integration systems for automated security mitigation. Requires 8+ years engineering leadership experience with distributed systems, security platforms, and mentorship in a high-growth environment.

Leads a Poland-based portfolio data engineering team building scalable ingestion, enrichment, and reconciliation pipelines for financial data. The role combines people management with hands-on technical leadership using Python or PySpark, SQL, relational databases, and Databricks.

The Incident Responder investigates cloud attacks, performs proactive threat hunting, and supports customers during incident response engagements. The role requires at least five years of cybersecurity experience, strong cloud security knowledge, and familiarity with Kubernetes, major cloud providers, and Windows and Linux internals.

Early-career Software Engineer building AI-native agentic systems and workflows for wealth management. Requires strong engineering fundamentals, hands-on AI tool fluency, rapid learning, and a product-oriented mindset; 0-3 years experience with CS degree preferred.

Lead and develop a team of up to 12 engineers delivering AI-native wealth management solutions. Own kanban-based delivery, people management, and AI fluency practices while partnering with a Principal Engineer on technical direction. Requires 5+ years software engineering and 3+ years managing engineering teams.

Owns and automates multi-cloud, multi-region SaaS infrastructure, focusing on reliability, observability, performance, and incident response. Requires 5–7+ years of DevOps or infrastructure engineering experience, cloud tooling expertise, and business-level English and Japanese.

Supplier Quality Engineer responsible for qualifying suppliers, leading PPAP/APQP processes, driving root cause analysis and corrective actions (8D), and improving supplier quality metrics (DPM/PPM) for Bevi's IoT beverage systems. Requires 3+ years experience, strong APQP/PPAP background, and bachelor's in engineering.

Leads Sanity’s cloud infrastructure, Platform, and SRE strategy, overseeing Kubernetes, cloud foundations, reliability, deployment, observability, cost, and multi-region architecture. The role requires deep technical expertise, experience managing infrastructure leaders, and a track record operating high-scale production systems.

Defines and manages safety architecture, requirements, analyses, and safety cases for L4 autonomous-driving software and hardware. The role requires automotive system or functional safety experience, an engineering degree, and knowledge of key automotive safety standards.

Develop high-performance control modules for autonomous off-road vehicles and mobile robots, including vehicle-dynamics modeling and optimal-control solutions. The role requires production software experience, hands-on vehicle testing, and strong mathematical foundations in controls and numerical optimization.

Designs and ships deterministic, safety-critical motion planning systems for autonomous vehicles, including fallback and minimal-risk maneuvers. Requires 5+ years in motion planning for autonomous vehicles or robotics, strong planning algorithm expertise, and C++ experience in real-time systems.