Source Job

Canada

  • Design and develop core backend services for an enterprise AI platform, including AI gateways, orchestration layers, APIs, and platform infrastructure.
  • Build scalable multi-tenant architectures with entitlement, metering, quotas, and governed data access capabilities.
  • Take end-to-end ownership of services from architecture to production, tackling distributed systems challenges like consistency, retries, and idempotency.

C# Python Go API Design Distributed Systems

20 jobs similar to Backend / Platform Engineer

Jobs ranked by similarity.

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.

Global

  • Drive overall backend architecture, including services, data jobs, AI systems, and search indices.
  • Manage AWS infrastructure through Pulumi and build CI/CD pipelines for high engineering velocity.
  • Coordinate with engineers and stakeholders to deliver features and shape technical strategy.

matchmatch is a technology company building a modern backend platform for its business, leveraging the latest technologies and AI workflows. It operates as a small, fast-paced startup with a focus on minimal technical debt and delivering delightful user experiences.

$159,100–$270,900/yr
US

  • Design, build, integrate, test, and operate platform services that support production AI agents across multiple product teams.
  • Implement reusable capabilities for orchestration, runtime execution, tool integrations, observability, reliability, and workflow automation.
  • Partner with product teams, platform teams, QA/Eval, operations, and support stakeholders to release agent capabilities with strong quality and operational readiness.

RealPage provides software solutions for the real estate industry, including property management and revenue management. The company emphasizes professional development and offers a comprehensive benefits package.

US

  • Build AI-based features into a platform serving millions of users.
  • Work directly with the platform architect to bring deep, hands-on LLM-stack expertise to production.
  • Stand up core AI infrastructure from scratch and shape engineering practices as the team grows.

TMTG is a social media company dedicated to delivering an engaging and censorship-free experience. It is fast-paced, rapidly growing, and committed to free speech.

Global

  • Own the architecture and evolution of APADCode's core backend platform and stateful AI interviewer runtime.
  • Design event-driven systems, coding execution infrastructure, and asynchronous pipelines for AI evaluation.
  • Build production-grade reliability, observability, and security across service boundaries and deployment workflows.

APADCode is an early-stage AI startup building live, adaptive technical interview infrastructure for evaluating software engineers. It is a small, founder-backed team focused on real hiring workflows and direct collaboration.

France Belgium Spain

  • Own end-to-end delivery of agentic platform features, from design to production.
  • Architect and scale the runtime that powers AI agents across the company.
  • Mentor engineers and drive reliability, cost, and security in production.

Alan is a health insurance and prevention platform that integrates insurance, prevention, and care into a single user experience. With over 1,000 employees, 1M+ members, and 40K+ partner companies, the company fosters a culture of ownership, speed, and collaboration.

Poland

  • Architect and develop reliable, scalable backend services for a business-critical energy trading platform.
  • Leverage AI-assisted coding tools and TDD to accelerate delivery while maintaining high engineering standards.
  • Mentor engineers and collaborate with product and frontend teams to shape architectural decisions.

The company develops a business-critical energy trading platform with demanding reliability and scalability requirements. They embrace an AI-first engineering culture and offer fully remote work with opportunities for mentorship and technical ownership.

India

  • Lead, mentor, and develop backend and platform engineering teams responsible for API platforms and usage systems.
  • Own delivery outcomes, including roadmap commitments, execution quality, prioritization, and predictable delivery.
  • Drive operational excellence through SLOs, observability, incident management, and cross-functional collaboration.

They build shared product platforms that power APIs, integrations, AI-driven workflows, and usage-based consumption systems. They foster a collaborative, inclusive, and globally distributed engineering culture while supporting career growth and equal opportunities.

Global

  • Design, build, and ship backend services for AI-powered service experiences in Jira Service Management.
  • Own complex tasks end-to-end, from technical design through rollout, validation, and post-launch improvements.
  • Collaborate across functions to turn ambiguous customer problems into scalable backend and ML-supported solutions.

Atlassian builds software products that help teams collaborate and unleash their potential. With a global team and a culture that values unique contributions and diversity, Atlassian offers flexible work options to support its employees.

Canada

  • Design, build, and maintain scalable backend services for order routing, task allocation, fulfillment tracking, and shopper compensation.
  • Lead technical design for high-impact projects and improve fulfillment efficiency across marketplaces.
  • Ensure Tier-0 systems are reliable, incorporate AI-assisted tools, and mentor fellow engineers.

The company operates large-scale, real-time fulfillment operations across consumer and enterprise marketplaces. It is a remote-first organization with a collaborative, cross-functional engineering culture.

Canada Unlimited PTO

  • Design and build the gateway, runtime, and evals services for AI workloads at scale.
  • Own technical decisions from design to launch, including identity, quota, and failover controls.
  • Partner with security and infrastructure teams to set guardrails for agentic workloads.

We provide clear, predictable pay-over-time financial products with no hidden fees. We are a remote-first company with an engineering culture centered on blameless postmortems and detailed technical design.

Global 5w PTO

  • Own the architecture and evolution of core backend services, from design docs to production.
  • Build and scale distributed systems in Go and TypeScript/JavaScript, including LLM serving APIs and streaming.
  • Optimize performance, reliability, and test coverage while mentoring engineers.

Aleroy is building a unified platform for high-performance AI inference, helping companies deploy and run AI models at scale through a single API. They operate in small, senior teams with low bureaucracy, focusing on reliable, scalable AI infrastructure.

Canada

  • Act as the technical bridge between enterprise customers and core engineering, designing APIs, SDKs, and workflows.
  • Architect production-ready AI infrastructure for LLM inference, RAG pipelines, and GPU-accelerated workloads.
  • Write production-grade Go, Python, and TypeScript while shaping product strategy and mentoring engineers.

The hiring partner builds modern developer platforms and AI infrastructure that help enterprises ship AI-native applications. The team culture emphasizes hands-on technical excellence and collaboration; company size is not disclosed in the posting.

$116,800–$127,750/yr
North America Unlimited PTO

  • Build and operate backend services that move data through GrowthLoop, from warehouse queries to downstream systems.
  • Improve event handling, query execution, and delivery, and support the product’s move toward real-time capabilities.
  • Participate in on-call rotation, fix reliability issues, and build shared tools that reduce repeated work.

GrowthLoop built the first composable CDP, helping marketers leverage live, first-party data from their cloud warehouse to launch highly targeted campaigns. It is a founder-led, remote-first startup with a flat, high-agency culture, partnering with brands like Google, Costco, and Ford.

Europe 6w PTO

  • Run the back office platform that manages every customer's packages, entitlements, limits, and billing, along with the tooling Finance, Customer Success, and Support use daily.
  • Own problems end-to-end, from design to delivery, working with stakeholders across Finance, Customer Success, Support, and Engineering to question requirements and shape architecture.
  • Champion AI-assisted development, using LLMs and AI tools for planning, code, and docs while owning correctness, observability, and the testing bar.

Ably builds APIs and infrastructure for realtime digital experiences, delivering over 700 billion messages to more than 2 billion devices monthly for teams at HubSpot, Fin, Dialpad, NASCAR, Sportsbet, and General Motors. The company is a remote-first team of around 60 people across the UK and Europe, with an AI-first engineering culture and values centered on openness, ownership, and bold creativity.

EU/EEA

  • Work with customers to uncover problems and shape the product roadmap.
  • Build backend services in Go and Python that automate document-heavy construction workflows.
  • Own features end-to-end, ship quickly, and iterate based on real usage.

Scalera is an ETH Zurich spin-off building AI to automate document-heavy processes for the European construction industry. It's a small, flat team where engineers work directly with founders and take large ownership.

$205,000–$270,000/yr
US

  • Design and scale the backend for agent products
  • Work with ML and frontend engineers to bring agents into production
  • Cut latency and raise reliability on high-volume services

They are a late-stage, venture-backed enterprise AI company building AI agents that talk to people in real time. Their culture focuses on latency and reliability as core product features, with engineering teams owning high-volume services end to end.

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.

Europe South Africa 5w PTO

  • Design and implement core backend services for high-performance, distributed payment systems.
  • Take ownership of architectural decisions, balancing scalability, reliability, and maintainability.
  • Collaborate with cross-functional teams to improve developer experience through testing, code reviews, and documentation.

The company builds payment infrastructure that lets businesses manage payments efficiently across international markets. It is a globally distributed, product-driven engineering team that values collaboration, engineering excellence, and long-term growth.

$177,500–$322,500/yr
US

  • Design end-to-end architectures for agentic AI solutions, including orchestration, runtime, and integrations.
  • Collaborate with engineering and platform teams to implement reusable patterns and production-ready designs.
  • Evaluate tradeoffs across scalability, reliability, security, and cost, and support release and operations.

RealPage develops software for the real estate industry, including property management and AI-enabled solutions. The company emphasizes innovation, collaboration, and professional growth in its culture.