Founding Product Engineer

Company: Zalos (YC F25)
Apply for the Founding Product Engineer
Location: London
Job Description:

We’re building Computer Agents for Finance Operations—automate repetitive Finance workflows, without having to change your Finance systems. We are backed by top-tier investors including Y Combinator, 20VC, the founder of Indeed.com, 11x.ai, CEO of OpenDoor, people from OpenAI, Perplexity, NVIDIA.

Job Title

Founding Product Engineer – a world‑class engineer to help shape the product, culture, and company from the ground up.

Our Philosophy

high‑velocity, high‑trust, low‑ego, and all‑in.

You Might Be a Fit If You

  • Have deep curiosity and drive to learn through experimenting.
  • Cares about real‑world impact.
  • Wants to work directly with users, iterating in real time.
  • Are comfortable working in early‑stage environments with high uncertainty.
  • Have excellent communication skills and team‑culture mindset.

Our Stack (familiarity is a plus, not a must)

  • Next.js, React, TypeScript, Python, FastAPI, Postgres, Redis
  • Infra: AWS, GCP
  • Foundation models
  • Bonus: Have worked with or built products using Generative AI (LLMs, filesystems, RAG, fine‑tuning, agents, evals, AI IDE, etc.)

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Posted: June 12th, 2026