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Job · Mid-level

Full Stack Developer (AI-First)

Fullstack Developer • Mid-level • Remote • Full-time Bulgaria Bulgaria

Full Circle, an AI-native agency, is hiring a Full Stack Developer to build scalable systems with React, Next.js, TypeScript, Node.js and Python, using Claude Code to accelerate internal tools and automation layers.

Responsibilities

  • Develop modern full-stack applications covering frontend, backend, databases and infrastructure
  • Build front-end applications using React, Next.js and TypeScript
  • Develop backend systems with Node.js and Python and scalable system designs
  • Design and implement APIs, databases and cloud infrastructure
  • Use Claude Code extensively to speed up development: building, debugging, refactoring, exploring architecture
  • Build AI-powered utilities and tools that integrate seamlessly into business processes
  • Automate internal processes and build agent-based systems to reduce manual work
  • Create AI assistants and intelligent interfaces that help internal and external users improve productivity
  • Rapidly prototype new product ideas and features, refining the best ones into production systems
  • Partner with leadership to identify high-leverage areas where AI and software can have impact

Requirements

  • Full-stack engineering experience, fluent in both frontend and backend development
  • Ability to quickly learn new tools and technologies
  • Self-starter, ownership mindset, comfortable in a fast-paced, high-agency environment
  • Passion for AI and building intelligent systems that drive real business impact

Soft skills

Builder mindset, thrives on experimenting with new technologiesAdaptability in a fast-moving, agile environmentStrong collaboration with leadership on strategic priorities

About the company

Full Circle is a fast-growing, high-performance agency operating at the intersection of eCommerce, Amazon, growth, systems and AI, building internal tools, automation layers, intelligence systems and AI-powered products for client brands.

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