Backend Engineer at State Technologies Ltd (State)

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Backend Engineer

Company Description: State Technologies Ltd (State) – VC-backed digital platform for civic engagement, backed by Zulu Group (creators of Jawbone and Elvie).

Job Description:
Join State as a Backend Engineer to build and maintain high-quality Laravel services and APIs. You’ll architect scalable systems supporting GenAI integrations, GIS, and Knowledge Graphs, helping make civic engagement intuitive, participatory, and accountable. This role connects citizens with their representatives and drives meaningful societal impact.

Location: London, UK

Why this role is remarkable:

• Contribute to a mission-driven platform reimagining how citizens interact with democracy.

• Work for a company backed by Zulu Group, combining cutting-edge tech with human-centered design.

• Architect and build production-grade systems supporting GenAI integrations, GIS, and Knowledge Graphs, creating measurable societal impact.

What you will do:

• Design, develop, test, and deploy scalable backend services and APIs using Laravel, ensuring high concurrency and extensibility.

• Architect and optimize systems supporting GenAI integrations, GIS, Knowledge Graphs, and high-concurrency workloads.

• Collaborate cross-functionally with Product and AI teams to integrate LLMs, vector retrieval, and graph reasoning, following best practices in code quality and observability.

The ideal candidate:

• 5+ years of professional Laravel experience with PHP and databases such as PostgreSQL and Redis.

• Hands-on experience with OpenAI or other LLM providers, including model integration and vector retrieval.

• Strong knowledge of unit testing frameworks (PHPUnit/Pest), scalable architecture patterns, GIS systems, and Knowledge Graphs.

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