Full Stack Developer (AI Products & Internal Platforms)

Posted 1 day agoViewed
2500 USD per month
South AfricaFull-TimeAI Products, Internal Platforms
Company:Aristo Sourcing
Location:South Africa
Languages:English
Seniority level:Junior, 2-4 Years
Experience:2-4 Years
Skills:
Backend DevelopmentNode.jsPostgreSQLPythonSQLArtificial IntelligenceFrontend DevelopmentFull Stack DevelopmentReact.jsREST APINext.jsData modeling
Requirements:
Strong experience as a Full-Stack Developer Proficiency in JavaScript / TypeScript and Node.js, and/or Python Experience building APIs and backend services Solid understanding of relational databases and SQL Experience with modern frontend frameworks (React, Next.js, or similar) Strong problem-solving and system-thinking skills Experience building AI-powered features or products (Nice to Have) Familiarity with LLMs, prompt design, or AI service integration (Nice to Have) Experience designing internal tools, dashboards, or admin platforms (Nice to Have)
Responsibilities:
Design, build, and maintain full-stack applications end-to-end Translate high-level ideas into working, production-ready solutions Make architecture decisions that balance speed, scalability, and simplicity Build backend services using Node.js and/or Python Design and maintain APIs (REST, webhooks, async workflows) Work with relational databases (PostgreSQL / MySQL) and data models Handle authentication, authorization, data validation, and error handling Build clean, responsive user interfaces using modern frameworks (React, Next.js, or similar) Design intuitive workflows for complex or data-heavy features Implement thoughtful UI states, loading behavior, and error handling Integrate AI services (e.g., LLMs, automation workflows, enrichment services) into applications Design systems that safely and effectively leverage AI capabilities Work with structured and unstructured data to power AI-driven features Use Replit as the primary development and collaboration environment Manage project structure, environments, secrets, and deployments Embrace fast iteration, testing, and continuous improvement Debug issues across frontend, backend, and data layers Implement application-level logging, monitoring, and error visibility Ensure systems are secure, reliable, and maintainable over time
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