Remote Software engineering Jobs · FastAPI

Job listings

  • Further develop and refine our AI candidate screening platform.
  • Contribute to new features such as AI-assisted interview prep, candidate outreach CRM, and new hire onboarding tools.
  • Help define Ref's technical vision, tech stack, and roadmap.

Ref is an AI-Native hiring platform addressing hiring team and candidate challenges in the AI landscape. With a team of 5, including AWS and Google engineers, they focus on building a transparent, efficient, and effective hiring landscape.

Europe 5w PTO

  • Work on the core systems powering Synthesia’s script preview and voice generation experience.
  • Build and operate backend services that orchestrate multiple text-to-speech (TTS) providers.
  • Design and evolve systems that handle provider reliability, request routing, and output consistency.

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. They develop products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations. Following their recent Series E funding round, Synthesia's valuation stands at $4 billion.

  • Own architecture end-to-end: design, evolve, and document backend systems, APIs, and infrastructure.
  • Stay hands-on: write production-grade code, contribute to design reviews, and drive technical excellence.
  • Partner with product and leadership to translate complex problems into clean, scalable solutions.

Diana Health partners with hospitals to modernize the maternity and women’s healthcare experience. They combine a tech-enabled, wellness-focused care program with a clinical system to drive continuous quality improvement and ensure work-life balance for their care team.

  • Develop and deploy LLM-based solutions and RAG architectures.
  • Contribute to the end-to-end lifecycle of AI features.
  • Integrate AI solutions into the company's cloud infrastructure.

Remote People is building the infrastructure to power borderless teams. Their technology handles global payroll, benefits, taxes, and compliance, enabling businesses to hire anyone anywhere compliantly. They are committed to building a global, diverse team representing different backgrounds, perspectives, and experiences.

Europe Unlimited PTO

  • Build and ship customer‑facing AI, combining Generative AI with machine‑learning techniques.
  • Develop new models end-to-end, from understanding product requirements to implementation and deployment.
  • Create an ML Ops framework to ensure models scale effectively with proper monitoring and alerts.

Qonto is creating the leading finance workspace with banking at its core for SMEs in Europe, augmented by financial tools. Founded in 2017 by Alexandre and Steve, Qonto has grown to over 1,600 employees and serves over 600,000 customers across 8 European countries, with a culture that prioritizes customer satisfaction.

  • Design and build full-stack features end-to-end, owning requirements through production monitoring without handoffs.
  • Establish CI/CD reliability so junior engineers deploy independently using GitHub Actions and Docker patterns.
  • Implement monitoring and alerting before shipping, then lead incident response and prevent recurrence.

Emergence is a thematic holding company backed by the Pritzker Organization focused exclusively on acquiring and scaling category-defining software businesses. They combine operational rigor with a growth equity mindset, partnering closely with leadership teams to drive sustainable ARR growth, profitability improvements, and industry-leading customer outcomes.

  • Drive the full product lifecycle from prototype through scalable production release.
  • Develop databases and backend APIs that are scalable and maintainable.
  • Integrate and manage internal and third-party APIs for seamless data flow.

INFUSE unites forward-thinkers who anticipate how technology shapes business and delivers high-impact projects with real potential. They appear to be innovation-driven but the number of employees and the culture are not mentioned in the job description.

  • Architect, develop, and deploy robust, multi-step agentic workflows and multi-agent orchestration systems.
  • Design and implement memory and context management strategies to ensure agent coherence and continuous improvement.
  • Establish and maintain AgentOps practices, including evaluation frameworks, observability, and monitoring for agent performance.

Atria is an AI-powered ad creative workflow platform that helps marketing teams generate more revenue by producing winning ads more efficiently. They are trusted by top brands and forward-thinking agencies, focusing on enhancing performance across Meta and TikTok channels.