Linkup

Linkup

Senior Backend Engineer

NYC (NY), San Francisco (CA) or Paris (FR) · Senior

Sponsorship not specifiedDetected 261 days ago
PythonJavaNode.jsDistributed SystemsBackend DevelopmentCode ReviewGitPostgreSQLElasticsearchKubernetesTerraformGitHub ActionsRESTMachine LearningData EngineeringAgentic AIRobotics

About the role

  • We're looking for a top‑tier Backend Engineer to join our tech team and work hand‑in‑hand with our CTO, Denis Charrier https://www.linkedin.com/in/denis-charrier/, and the rest of the tech team.
  • Write clean, maintainable code and participate in code reviews

Responsibilities

  • Build and operate large-scale, distributed systems powering AI-ready web search
  • Develop APIs, data pipelines, and microservices for indexing, retrieval, and monitoring
  • Optimize performance, scalability, and resource usage across our stack
  • Participate in architecture discussions and contribute to system design
  • Collaborate with ML and product teams to deliver data-driven features
  • Are excited to help build Google for AI agents- and believe in Linkup's mission https://www.notion.so/Join-Linkup-9a304f74df4544bf83d9b23c3b31b699?pvs=21
  • These digital entities can create more value for humanity than we ever could alone, but they depend on the internet to operate, collaborate, take action, and gather information.
  • To perform well, they require information that is current, reliable, and context‑specific-not the diffuse, steadily aging knowledge frozen at their last training cut‑off.

Requirements

  • Have strong experience in backend development (3y minimum)
  • The ideal candidate will play a central role in our engineering team, partnering closely with the founders to spearhead groundbreaking products.
  • Join us and leverage your expertise to push the boundaries of AI!

Company info

  • Mission. We believe we play a critical role in building the agentic web. We are 100% committed to our mission of bringing the reality of the world to AI agents.
  • Speed. We build fast, we build to last. We get things done, well.
  • Ownership. We empower every team member to take ownership of their projects, ensuring they see them through to successful completion.
  • Teamwork. Our strength lies in our unity. We rely on one another and embrace our diversity as a core asset.
  • Humility. We maintain low egos, showing respect for others and continuously learning from their insights and experiences.
  • Reality never stands still, and neither should intelligence.
  • Linkup reconnects language models to a living stream of verified facts, ensuring AIs remain as current and insightful as the world they serve.
  • Our mission is to deliver the world's freshest, most trusted knowledge to AIs.
  • Our culture is built on the following values:
  • We expect all team member to take an active role in shaping our company culture.
  • We are small technical team, working shoulder to shoulder to build the web of agents.
  • A bit more about our 3 co-founders:
  • Philippe Mizrahi https://www.linkedin.com/in/philippe-mizrahi/- Led the development of Lyft's Autonomous Vehicles marketplace. Previously launched Amundsen https://www.amundsen.io/, an open source search engine.
  • Denis Charrier https://www.linkedin.com/in/denis-charrier/- Founding Engineer at Niland, an audio search company (acquired by Spotify), then Staff Engineer at Spotify. 15y of software development experience.
  • Boris Toledano https://www.linkedin.com/in/boris-toledano-7b53a496/- Led robotics at Carrefour, after 3y at McKinsey & Co working on public affairs and digital transformation.

This listing is sourced directly from Linkup's careers page and normalized into a canonical job model.