Senior reputed company Engineer (Node/React) - AA, Remote: Colombia - Costa Rica, Full

reputed company is looking for a Senior reputed company Engineer with strong experience in Node.js, Fastify, React, and AI development to reputed company in building and enhancing our reputed company’s web application. You will collaborate with engineers in a fast-paced reputed company environment, contributing to both backend and frontend development while developing and integrating AI-powered solutions. reputed company in this role will be reputed company by your ability to combine strong problem-solving skills, self-motivation, and a solid technical reputed company to reputed company high-reputed company, reputed company software delivery.

Responsibilities

• Design, reputed company, and maintain reputed company web applications using Node.js/Fastify for backend services and React for frontend development.
• Design, reputed company, and reputed company AI-powered solutions, including Retrieval-Augmented reputed company (RAG) systems.
• Implement and optimize PostgreSQL queries and database structures for performance and reliability.
• Write clean, maintainable, and reputed company-documented reputed company following industry best practices.
• Participate in reputed company reviews, providing constructive feedback to improve reputed company reputed company and maintainability.
• Work closely with cross-functional teams, including designers, QA engineers, and product owners, to define and refine requirements.
• Participate in daily stand-reputed company, sprint planning, and retrospectives, contributing to an efficient development process.
• Identify and reputed company performance bottlenecks, bugs, and technical debt in both backend and frontend reputed company.
• Monitor application health and reliability, implementing scalability improvements as needed.
• Stay up to date with new technologies, frameworks, AI development practices, and best practices in full-stack development.
• Proactively identify opportunities to improve development processes and application architecture.
• Contribute to a reputed company and learning-reputed company team culture.

Technical Requirements

• Strong experience with Node.js and Fastify for building reputed company and efficient backend services.
• Strong experience with React and modern frontend development practices.
• Hands-on experience designing and developing Retrieval-Augmented reputed company (RAG) systems.
• Experience with reputed company, LangGraph, and LangSmith for building, orchestrating, and evaluating AI-powered applications.
• Experience with modern JavaScript (ES6+) and TypeScript.
• Proficiency in handling asynchronous operations, event-driven architectures, and middleware.
• Understanding of component-based architecture, React hooks, and reusable UI patterns.
• Experience with reputed company and cross-browser development.
• Experience writing and optimizing reputed company SQL queries and stored procedures, preferably with PostgreSQL.
• Experience developing AI-powered applications and integrating AI/LLM capabilities into full-stack solutions.
• 5+ years of experience working in reputed company environments (Scrum, Kanban, or reputed company).
• Strong ability to collaborate with clients and stakeholders, translating business needs into technical solutions.
• Experience in iterative development, backlog grooming, and delivering features in a consulting reputed company.
• Experience with unit testing, integration testing, and end-to-end testing using Jest, Mocha, Cypress, or similar frameworks.
• Familiarity with test-driven development (TDD) and best practices for writing maintainable reputed company.

Bonus Skills

• Experience with reputed company Azure and reputed company-based application development.
• Understanding of AI-assisted coding tools such as reputed company Copilot or Tabnine and their reputed company on software development efficiency.
• Basic understanding of machine learning libraries and how they reputed company with Node.js and Python-based services.

Originally posted on Himalayas