Fullstack Developer (Java & React)

This is a remote position.

• Develop, maintain, and enhance full stack applications, delivering complete features from technical design to deployment.
  
  
• Build and evolve backend systems using Java (Spring Boot) or Python
  
• Develop and maintain modern frontend applications using React or similar frontend frameworks.
  
• Troubleshoot bugs, investigate issues, and deliver fixes efficiently and reliably.
  
  
• Fully understand business and technical requirements, proactively questioning what is unclear.
  
  
• Translate business requirements into technical solutions and implementation plans.
  
  
• Design and implement REST or GraphQL APIs, integrating multiple data sources.
  
  
• Ensure high-quality deliveries by proactively testing, validating, and refactoring code.
  
  
• Participate in the full software development lifecycle, including design, development, testing, deployment, and maintenance.
  
  
• Monitor application performance and contribute to production support and continuous improvement.
  
  
• Collaborate closely with team members, contributing to task planning, estimation, and prioritization.
  
  
• Communicate effectively with clients, actively participating in meetings and technical discussions.
  
  
• Identify risks, competing priorities, or delivery issues early and escalate appropriately.
  
  
• Contribute to improving development processes, architecture, and team practices.
  
  
• Support and mentor other team members when needed, helping ensure overall team delivery.
  

Requirements

• Experience as a Full Stack Developer, delivering features across frontend, backend, and database layers.
  
  
• Strong experience in Java (Spring Boot); Python or other backend stacks. 
  
  
• Strong experience with React or similar frontend frameworks. 
  
• Experience with LLM integrations. 
  
  
• Solid understanding of SQL and relational databases for data manipulation and analysis.
  
  
• Knowledge of software design principles, including SOLID and clean architecture concepts.
  
  
• Experience designing and integrating REST and/or GraphQL APIs.
  
  
• Strong problem-solving skills, including cross-layer debugging and root cause analysis.
  
  
• Experience implementing secure authentication and authorization and mitigating common vulnerabilities (XSS, SQL Injection, CSRF).
  
• Strong sense of ownership, responsibility, and accountability for delivery quality and timelines.
  
  
• Good organization and time management skills, with the ability to estimate work and meet deadlines.
  
  
• Good English communication skills to collaborate with international clients.
  
  
• Team-oriented mindset, open to feedback and continuous learning.
  
  
• Must be based in Latin America.