About Mindtech Mindtech is your gateway to exciting and impactful tech projects. We specialize in end-to-end software outsourcing, linking Latin American talent with global opportunities. Our fast, cost-effective approach ensures that our clients receive exceptional service and innovative solutions. With a diverse team of over 70 skilled professionals across Latin America and the US, we are committed to delivering software that drives success. Job Title : Senior Full Stack Developer (Part-Time) About the Project: You will help improve our AI texting line for validating information and ensuring accurate referrals. The work involves addressing inaccuracies in large datasets, building systems for referral verification, and integrating tools for social workers. About the Role: We are seeking an experienced Senior Full Stack Developer to join our team on a part-time basis (20 hours/week). The ideal candidate will have a strong technical background, the ability to independently manage the full development lifecycle, and a keen eye for design. This role focuses on building and maintaining systems that improve information validation and enhance user experience. Key Responsibilities: Develop, deploy, and maintain both frontend and backend systems. Work with ExpressJS (backend) and React (frontend) to build scalable solutions. Integrate and utilize OpenAI/Anthropic APIs and Twilio. Ensure adherence to deploy protocols and maintain production/staging environment integrity. Design and deliver user-friendly interfaces with a strong design sensibility. Contribute to AI agent development and implementation. Must-have: Proven experience as a Senior Full Stack Developer. Expertise in ExpressJS, React, OpenAI/Anthropic APIs, and Twilio. Frontend development skills with a focus on design and usability. Ability to independently manage the full development lifecycle. Nice to have: Experience with AI agent systems is a plus. We offer 100% remote work Salary in USD Referral Program