Job Title
Founding Product Platform Engineer
Salary
Not Disclosed + Equity
Company Description
Well-funded AI decision startup
Job Description
Join a founding team building an auditable AI decision platform. You will design the product infrastructure that makes complex reasoning, evidence, and uncertainty visible to customers. This role bridges the gap between raw AI workflows and scalable B2B software, owning the engineering craft across backend APIs, frontend interfaces, and data‑heavy systems.
Location
London, UK
Why this role is remarkable
- Shape the core architecture and product culture of a venture‑backed startup at the founding stage.
- Solve unique technical challenges in making non‑deterministic AI outputs auditable, traceable, and trustworthy for high‑stakes business decisions.
- Direct ownership over the platform layer that bridges cutting‑edge AI research with reliable, user‑centric software products.
What You Will Do
- Build the core product platform including customer‑facing interfaces, backend APIs, and reusable data workflow systems.
- Design and implement infrastructure for storing, querying, and auditing AI‑generated insights, source evidence, and model traces.
- Collaborate with founders to transform prototype AI workflows into robust, repeatable software primitives that ensure customer trust.
The ideal candidate
- 5+ years of software engineering experience with strong proficiency in Python (FastAPI) and React/TypeScript (Next.js).
- Proven track record of building data‑intensive B2B SaaS platforms or complex workflow tools from the ground up.
- Exceptional product judgment with a focus on creating clear, reliable, and observable systems in ambiguous environments.
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Founding Product Platform Engineer (+ Equity) at well-funded AI decision startup employer: Jack & Jill
Phanes Neurotechnology is an exceptional employer, offering a unique opportunity to shape the future of neurotechnology research in a vibrant London setting. With a commitment to rigorous scientific standards and a culture that values integrity and collaboration, employees are encouraged to grow professionally while contributing to meaningful advancements in healthcare. The company fosters an environment where innovative thinking thrives, providing access to cutting-edge resources and partnerships with leading clinical experts.
