Senior Full Stack Engineer (AI-Native Platform)

Permanent employee, Full-time · Berlin, Remote

Your mission

Full Stack Feature Ownership

Build end-to-end features across React (frontend) and Node.js / TypeScript (backend)
Translate complex technical workflows into clean, intuitive UIs
Collaborate closely with backend, AI engineering, product, and design
Implement robust API integrations, state management, and data flows

Frontend Engineering

Develop reusable components, layouts, and UI patterns
Optimize for performance, clarity, and usability
Maintain design consistency and elevate product polish

Backend Engineering

Implement and maintain backend routes, business logic, and services
Work with PostgreSQL for data modeling and queries
Contribute to distributed system patterns, event-driven flows, and reliability

AI-Enabled Product Work

Integrate frontend experiences with AI-derived outputs (structured data, workflows, insights)
Collaborate with AI engineers to ensure clarity and usability of model outputs

Engineering Best Practices

Write high-quality, maintainable code
Contribute to code reviews, technical discussions, and architectural decisions
Support performance, observability, and CI/CD improvements

Your profile

Technical Skills

Expert-level TypeScript
Strong proficiency with React (hooks, component design, state management)
Backend experience using Node.js + TypeScript
Solid understanding of databases (PostgreSQL)
Experience integrating APIs and working with data-heavy UIs
Familiarity with AWS, DevOps basics, and performance optimization
Interest or experience with AI-enabled products (LLMs, embeddings, model outputs)

Mindset & Culture Fit

Bias for action - ships iteratively and improves continuously
Builder mentality - enjoys solving open-ended problems
Low ego - collaborative and pragmatic
Strong communicator - can explain trade-offs clearly
Ownership mindset - takes responsibility from spec → implementation → polish → release

Why SureIn?

SureIn is building an AI-native operating system that transforms unstructured communication and data into structured, automated workflows. We are Sequoia Arc alumni, backed by top-tier investors, and now expanding our engineering team to deliver high-quality, user-facing features on top of a fast-evolving backend and AI stack.

We are hiring a Senior Full Stack Engineer who can work across backend services and frontend interfaces to deliver end-to-end features with strong ownership. This is a hands-on IC role with significant influence on architecture, UI/UX patterns, and overall product quality.

The ideal candidate is strong in Node.js, TypeScript, React, understands modern system design, and enjoys turning complex backend capabilities (including AI outputs) into simple, intuitive user experiences.

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About us

For small and medium-sized businesses, risk management is essential to keep their business safe. Today, SMB insurance is still offline, paper based, and difficult to understand.

At SureIn, you work on offering the solution by creating an entirely new OS of risk and insurance management to efficiently serve SMBs. Join the product & engineering team to build an independent platform that creates a single risk view by integrating into various data sources. Our search and matching engine finds the best coverage for every risk profile, and we keep track of risk changes and automatically adapt customers’ portfolios to make sure SMB always have the right protection.

Join us, shape the future of SMB insurance and become part of SureIn!

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Your application!

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