Senior Full Stack Developer – AI Engineering

. Build end-to-end features: Java on the backend and React on the frontend .

Posted 9/25/2026full-timeRemote • BrazilSeniorWebsite

Tools & technologies

AzureDockerJavaReact

Key responsibilities & impact

Build end-to-end features: Java on the backend and React on the frontend
Implement the integration layer with the external scheduling API, including failure handling, retries, and consistency
Build conversational orchestration and the points at which the LLM classifies, extracts, and responds
Model and evolve persistence across relational and non-relational databases
Work with messaging and asynchronous processing for routines outside the conversation flow
Write automated tests and actively participate in code reviews
Contribute to architecture discussions with sound technical reasoning
Investigate and resolve issues in production environments
Use AI thoughtfully in your own development process and rigorously review its output
Share context and support team members who are just getting started
Develop a conversational AI platform for healthcare that serves patients via WhatsApp, schedules, confirms, and reschedules appointments, and integrates with clinic scheduling systems

What you’ll need

Solid software development experience, with a track record of delivering production systems
Java on the backend and React on the frontend, with autonomy across both areas
Docker and containerization; familiarity with Azure deployments
Relational database expertise, including modeling, querying, and optimization
Knowledge of non-relational databases, with a clear understanding of when they are the right choice
AI-assisted development as a working practice, with daily use of Claude Code, Copilot, Cursor, or equivalent tools
Deep knowledge of applied AI: LLM application engineering, prompt design, structured output, RAG, guardrails, and quality evaluation
Experience consuming and integrating third-party APIs
Ability to unblock yourself independently and clarity about when to ask for help
Commitment to quality without becoming perfectionistic in ways that delay delivery
Ability to collaborate within a small squad
Genuine curiosity about applying AI to products

Comp & perks

The company offers initiatives and social programs that promote professional development, including the Orange Juice tech community, the Training Program, a leadership school, and partnerships with NGOs and EdTech companies
Remote work environment