Source Job

$214,200–$259,000/yr
US Unlimited PTO 16w maternity 16w paternity

  • Lead end-to-end architecture of foundational systems including authentication, authorization, roles, permissions, and billing.
  • Modernize business-critical backend systems to improve scalability, security, stability, and maintainability.
  • Provide technical leadership and mentorship while spending 70-80% of time writing and reviewing critical-path code.

Backend Engineering Authentication Authorization Billing

20 jobs similar to Staff Software Engineer, Surfaces

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$180,000–$400,000/yr
Global

  • Build powerful, user-friendly tools for enterprises to onboard, manage, and scale Hightouch deployments.
  • Architect scalable backend systems for roles, permissions, access control, and change management.
  • Help admins optimize warehouse performance and costs driven by Hightouch activity.

Hightouch is a data activation platform that lets enterprises sync data from their warehouses into business tools and manage customer data. The company is remote-first, works with large enterprise customers, and values impact, intellectual curiosity, and product-minded engineering.

Poland

  • Set the technical direction for the Marketplace migration to a monorepo.
  • Direct AI coding agents to ship production changes while owning design and quality.
  • Mentor senior engineers and partner with managers to multiply impact.

Docplanner makes healthcare more human with platforms for patient reviews, doctor search, and online booking. With over 2,500 employees and 90 million monthly patients, it keeps a startup mindset and embraces diversity.

US Europe

  • Build foundational platform services for AI products, including user management, authentication, permissions, and resource access.
  • Own full-stack features end to end, from backend APIs to customer-facing dashboards and internal tools.
  • Work remotely with technical autonomy, collaborating across engineering and product teams on scalable systems.

They build foundational systems that power a suite of innovative AI products used by millions worldwide. They are a high-growth, AI-first engineering organization with an autonomous, low-bureaucracy culture.

North America

  • Take deep ownership of key systems and product areas, becoming the technical expert and primary point of reference.
  • Architect, build, and maintain highly available and scalable REST APIs and backend services.
  • Use agentic development workflows and AI coding tools as standard engineering practice.

This partner company builds an AI-driven e-commerce messaging platform powered by customer context and data. It is a high-growth, remote-first environment with a collaborative and supportive culture.

$166,900–$242,400/yr
US

  • Design, build, and operate backend systems supporting secure login, account management, authentication, and authorization across multiple products.
  • Own engineering initiatives end to end, from defining problems and developing technical designs to implementation, testing, deployment, and ongoing optimization.
  • Collaborate with Product, Information Security, Application Security, and engineering teams to balance strong security controls with a seamless customer experience.

The partner company builds secure identity systems that let customers access and manage their accounts across multiple products. It operates with a digital-first culture that values collaboration, continuous learning, and purposeful innovation.

$224,000–$336,000/yr
US

  • Build and maintain integrations between Metronome and external billing, payments, marketplace, ERP, and CRM platforms.
  • Design reliable, event-driven systems for invoice delivery, payment workflows, and status sync with safe retries and reconciliation.
  • Participate in on-call rotation, lead incident response, and improve observability and automated repair across the systems.

Stripe is a financial infrastructure platform for businesses, helping millions of companies accept payments, grow revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead.

$158,000–$248,000/yr
US

  • Architect and implement backend services for secure file storage and third-party integrations.
  • Design event-driven systems for real-time permission propagation at enterprise scale.
  • Mentor engineers and drive engineering best practices while exploring AI-powered file capabilities.

Addepar is a global data and AI platform that unifies portfolio, market, and client data for investment professionals. Serving over 1,500 firms managing nearly $10 trillion in assets, the company fosters a culture of ownership, collaboration, and continuous learning.

North America Unlimited PTO

  • Architect and develop secure backend services for Access Security using AI.
  • Collaborate with cross-functional teams to deliver enterprise-ready identity intelligence.
  • Own end-to-end feature delivery and mentor engineers.

ServiceNow is an AI control tower for business reinvention, uniting AI, data, and workflows to help enterprises work smarter. It serves 85% of the Fortune 500 and fosters an AI-native culture where technology and talent are unstoppable.

$88,000–$154,000/yr
Europe

  • Develop the architecture and infrastructure needed to scale the product to a large user base.
  • Build and operate the agent runtime, including orchestration, memory, verification, and supporting systems.
  • Take projects end to end across backend, infrastructure, frontend, and AI agents.

They are an early-stage AI infrastructure startup building scalable infrastructure for AI-powered service businesses. As the first engineer, you'll work directly with the founder in a fast-moving, ownership-driven culture.

US

  • Build and evolve systems behind referral management, partner data management, and patient booking experiences.
  • Bring order to ambiguity by designing durable systems and scaling technical decisions across teams.
  • Mentor engineers, unblock peers, and raise the technical bar while leveraging AI-assisted development tools like Claude Code.

We are a mental health care company dedicated to treating the whole person and empowering individuals to achieve their full potential. We are a remote-first organization with a culture focused on diversity, equity, and inclusion, offering comprehensive benefits and wellness initiatives.

North America Unlimited PTO

  • Take deep ownership of systems and product areas, becoming the go-to technical expert for what you own.
  • Architect, build, and maintain highly available, scalable REST APIs and backend services across distributed systems.
  • Build agentically with AI coding tools, staying at the forefront of emerging AI tooling and practices.

Postscript is an AI messaging platform for Shopify brands, helping e-commerce marketers drive revenue through SMS marketing and AI features. Backed by Greylock and Y Combinator, the company has been fully remote since 2018 and serves 20,000+ Shopify brands with a culture of ownership and AI-first development.

$196,000–$227,000/yr
US

  • Design, build, and operate backend services and APIs that are core dependencies across Airbnb's platform.
  • Lead multi-engineer projects end-to-end, from problem definition through rollout and operations.
  • Improve the reliability and scalability of systems that handle account data and events at high volume.

Airbnb is a global online marketplace for stays and experiences, founded in 2007 and now boasting over 5 million hosts and 2 billion guest arrivals worldwide. The company fosters a culture of belonging and inclusion, committed to creating a world where anyone can belong anywhere.

$180,000–$320,000/yr
US

  • Own backend systems with a focus on scalability, reliability, and maintainability.
  • Improve data warehouse performance through query optimization and precomputed state.
  • Build analytics and experimentation features for audience creation and performance measurement.

A marketing technology platform helping customers activate warehouse data, build audiences, and measure performance. The company focuses on scalable, reliable systems and a collaborative engineering culture.

$168,000–$253,000/yr
United States Unlimited PTO

  • Lead the design, buildout, and deployment of highly scalable APIs and backend systems, defining the architectural roadmap for next-generation grocery ordering products.
  • Work in a close-knit team alongside dedicated Designer and Product Manager teammates, partnering with multiple teams to deliver integrated client solutions.
  • Grow a product used daily in thousands of grocery stores across the country, with access to best-in-class AI development tools and passionate coworkers.

Afresh is an AI platform for grocery that leverages proprietary AI to help grocers reduce waste and maximize sales. The company has scaled to 6 enterprise-grade solutions, serving over 10% of the U.S. grocery market, and prevented over 200 million pounds of food waste last year.

$180,000–$320,000/yr
US

  • Own backend systems, improving scalability, reliability, and maintainability.
  • Optimize data warehouse performance and build real-time audience syncing with streaming approaches.
  • Collaborate with product and design to deliver robust backend solutions that address customer needs.

They are a data activation and marketing technology company helping customers turn warehouse data into useful audience insights and actions. Working in a fast-paced environment, they focus on reliable, scalable backend systems and close collaboration with product and design.

$249,000–$367,000/yr
US 4w PTO 12w maternity 12w paternity

  • Lead and coach a team of back end engineers building policy, billing, and ledger platforms.
  • Provide architectural guidance for scalable, secure, high-performing systems.
  • Partner with Product, Program, and engineering leadership to align technical execution and delivery.

Quanata is a remote-first technology company in the State Farm family, building core policy, billing, and financial ledger platforms. It supports a veteran-friendly culture with wellness benefits, professional development, and a focus on engineering excellence.

UK

  • Design and ship backend features that shape a global platform, making sound architectural trade-offs.
  • Mentor engineers, define standards, and drive quality, security, and operational excellence.
  • Integrate agentic AI into production workflows and collaborate with PMs and designers to deliver user value.

GitLab is the intelligent orchestration platform for DevSecOps, helping organizations increase developer productivity and accelerate digital transformation. Trusted by more than 50 million registered users and over half of the Fortune 100, GitLab fosters a remote-first, AI-driven culture where every voice is valued.

$195,000–$220,000/yr
US

  • Build and own backend services and APIs for policy, coverage, enrollment, and regional rules that scale to new markets.
  • Translate regional regulatory and product requirements into configurable, reusable platform capabilities.
  • Partner with Product, Design, Data Science, and Legal to prioritize high-impact work and drive data-informed improvements.

Airbnb is an online marketplace that connects hosts offering unique stays and experiences with guests seeking authentic travel. With over 5 million hosts and 2 billion guest arrivals, it values inclusion, belonging, and a fast-growing, collaborative culture.

US Europe

  • Own the access layer and integration architecture for the Applied AI team's Intelligence Core and external agentic-commerce products.
  • Define versioned schemas, signed records, authority lease services, and tamper-evident logging for verifiable agent actions.
  • Lead security-first engineering practices, including least-privilege access, zero raw PII, and evaluation of advanced agent frameworks.

Zerohash is a crypto and stablecoin infrastructure platform that powers digital money services for banks, brokerages, and fintechs. Founded in 2017 and backed by over $280 million in funding, the company is a regulated, compliance-first organization trusted by major financial brands.

$119,051–$165,000/yr
US Canada

  • Extend the identity layer in Auth0: authentication flows, token issuance, and identity federation.
  • Build and maintain the ReBAC authorization model in OpenFGA.
  • Define how AI agents authenticate and receive scoped permissions alongside human users.

Basis develops software that automates digital media operations for agencies and brands, offering an all-in-one platform for planning, reporting, and financial reconciliation. Headquartered in Chicago, the company fosters an inclusive, growth-oriented culture with flexible work options across the U.S. and Canada.