Remote Software engineering Jobs · Backend Systems

Job listings

$231,000–$340,000/yr

  • Design and build abstractions and platform-level systems that improve all of Harvey's agentic products.
  • Own infrastructure for model integration, routing, and evaluation that helps Harvey choose and deploy the right foundation model for any given context.
  • Build evaluation frameworks and tooling that let every team across Harvey iterate on AI quality effectively.

Harvey is transforming legal and professional services by combining frontier agentic AI with an enterprise-grade platform and deep domain expertise to reshape critical knowledge work. The company has over 1000 customers in 60+ countries, is scaling rapidly, and its team is sharp, motivated, and moves with intensity and real ownership to solve customer problems.

Europe 5w PTO

  • Take ownership of the system design and architecture behind avatars, ensuring it remains scalable and reliable.
  • Design systems that support complex product requirements such as avatar versions and personalization.
  • Evolve systems that sit on a critical path for video generation, where reliability directly impacts the end-user experience.

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Following our recent Series E funding round, where we raised $200 million, our valuation stands at $4 billion and our total funding exceeds $530 million from premier investors.

$167,249–$216,000/yr

  • Own and deliver complex projects across the enrollment and early member journey.
  • Design and evolve scalable backend systems that power enrollment workflows.
  • Partner closely with product, design, data, and operations to identify high-impact opportunities.

Virta Health aims to reverse metabolic disease in one billion people through technology, personalized nutrition, and virtual care. They have raised over $350 million and partner with large health plans and employers.

Global Unlimited PTO

  • Develop and support core gameplay features.
  • Perform code reviews and maintain technical documentation.
  • Participate in discussions related to technical solutions and implementation strategies.

Xsolla is a global commerce company providing tools and services to help developers in the video game industry with funding, distribution, marketing, and monetization. They have helped over 1,500 game developers reach more players and grow their businesses around the world.

  • Design and build systems that power audiobook ingestion, transformation, and delivery.
  • Contribute across the stack, from backend services and APIs to lightweight interfaces.
  • Collaborate with engineers, PMs, and designers to translate workflows into reliable systems.

Spotify transformed music listening forever when we launched in 2008. Today, they are the world’s most popular audio streaming subscription service, driven by their love for music and podcasting.

  • You’ll design, build, and maintain scalable systems for serving machine learning models in production.
  • You’ll optimise inference performance, including latency, throughput, and cost efficiency.
  • You’ll collaborate with ML researchers and engineers to productionise models

Canva is a design platform that enables users to create a variety of visual content. They have campuses in Sydney and Melbourne, with co-working spaces in other Australian cities, and promote a flexible work environment.

5w PTO

  • Drive initiatives to design, build, and maintain scalable backend services (we primarily use Kotlin)
  • Own and evolve service architecture, APIs, and data models in a financial domain with a high bar for correctness
  • Build and maintain integrations with external providers that enable treasury capabilities (for example, deposits), and continuously improve reliability and how we run systems in production

Pleo builds spend solutions that make managing money seamless, empowering, and surprisingly effective for finance teams and employees alike - with a vision to help all businesses ‘go beyond’. They are a driven, progressive, and kind bunch of 850+ people from over 100 nationalities, all committed to delivering the future of business spending, together.

5w PTO

  • Drive the design, delivery, and evolution of the GenAI Core platform.
  • Own and evolve service architecture, APIs, and integration contracts, with a high bar for reliability and observability.
  • Set technical direction for key parts of the platform, including LLM routing, budget enforcement, observability pipelines, and evaluation infrastructure.

Pleo provides spend solutions that make managing money seamless, empowering, and effective for finance teams and employees. They are a company of 850+ people from over 100 nationalities, committed to delivering the future of business spending.

  • Partner with pharmaceutical and biotech companies to solve high-impact problems by designing, building, and deploying solutions on top of Owkin’s agentic AI platform, Owkin K.
  • Design, implement, and deploy production-grade AI systems on top of Owkin K by writing code, building integrations, designing data pipelines, and turning ambiguous problems into reliable software.
  • Integrate solutions into large, complex, and regulated organizations and work with diverse datasets, existing systems, and multiple stakeholders to ensure that the tools you build are reliable, scalable, and actively used in production.

Owkin is an AI company with a mission to solve the complexity of biology by building the first Biology Super Intelligence (BASI). They combine biological large language models, multimodal patient data, and agentic software, with Owkin K being an AI copilot that researchers, clinicians, and drug developers use.