AI Full Stack Developer
New
L
leadtechArtificial Intelligence
Spain. Lithuania. Poland. Estonia. Portugal. RomaniaFull-TimeMiddle
Salary not disclosed
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Job Details
- Required Skills
- Node.jsPostgreSQLTypeScriptNest.jsNext.jsReactRESTful APIs
Requirements
- High proficiency in TypeScript for frontend (React/Next.js) and backend (Node.js/NestJS).
- Strong experience with React and Next.js (App Router), including server components and data-fetching.
- Solid experience building production REST APIs with NestJS or comparable frameworks.
- Experience with PostgreSQL and ORMs like Prisma.
- Real experience integrating third-party SDKs handling webhooks, idempotency, and retries.
- Collaborative and pragmatic problem-solving mindset.
- Genuine enthusiasm for AI products and desire to proactively bring new techniques to the team.
- Ability to self-learn and adapt to new tools quickly.
- Understanding of component-driven design systems.
Responsibilities
- Develop and maintain features on Next.js frontend using TypeScript, SWR, Tailwind, and component-driven design.
- Design, implement, and maintain RESTful APIs with NestJS for authentication, data processing, and billing.
- Own backend services end-to-end including schema design, migrations, and deployment.
- Integrate and maintain third-party SDKs for payment processing, analytics, and messaging.
- Build AI agents and tools using Claude SDK and Model Context Protocol.
- Contribute to PostgreSQL schema design with Prisma and handle data model evolution.
- Implement feature flags, A/B experiments, and analytics events.
- Handle webhooks and asynchronous tasks with rigor for payment-critical paths.
- Collaborate with product managers and specialists to build scalable features.
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