Company Overview: Lean Tech is a rapidly expanding organization situated in Medellín, Colombia. We pride ourselves on possessing one of the most influential networks within software development and IT services for the entertainment, financial, and logistics sectors. Our corporate projections offer a multitude of opportunities for professionals to elevate their careers and experience substantial growth. Joining our team means engaging with expansive engineering teams across Latin America and the United States, contributing to cutting-edge developments in multiple industries. Currently, we are seeking a Senior AI Tech Lead with a strong English level to join our team. Here are the challenges that our next warrior will face and the requirements we look for: Position Title: Senior AI Tech Lead Location: Medellin (Hybrid) What you will be doing: Lead end-to-end development of AI Voice Agent solutions within the Letz platform (VAPI + automation integrations). Architect and build intelligent workflows integrating n8n.io, Firebase Studio, and agent-to-agent AI communication. Evaluate and implement solutions across different AI providers (e.g., OpenAI, Claude, Mistral, etc.), choosing the most suitable for voice interaction. Stay up to date with the latest trends in AI research and product capabilities (NCP Server knowledge is a plus). Coordinate with internal and external stakeholders to ensure alignment on product vision and delivery timelines. Leading the development team in low-code, no-code tools, and Python development. Build internal tools, dashboards, and workflows to streamline product management and team performance tracking. Contribute to Letz AI’s technical thought leadership in voice automation, and agent intelligence. Requirements & Qualifications To excel in this role, you should possess: Main Skills: These are the must-haves that are essential for this position. Strong hands-on development background in backend and low-code/no-code platforms. Proven experience with AI Voice Agent platforms (e.g., VAPI, Botpress or similar). Experience leading development teams (bonus points if in startup environments). Proficiency in backend platforms such as Vue.js, Flutterflow, Xano, and Firebase. Experience automating workflows with n8n.io or similar tools. Clear understanding of the differences between AI providers, including capabilities, costs, and ideal use cases. Solid grasp of development environments like CursorAI and WindursfAI. Stakeholder management: effective communication with both technical and non-technical stakeholders. English level: B2+ or higher (able to lead technical meetings and communicate with global partners). Secondary Skills: These are additional skills that will help you succeed in this role. Familiarity with NCP Server for AI experimentation or advanced internal deployments. Past experience working in a startup or scale-up environment where speed and adaptability are critical. Strong documentation practices and familiarity with AI-driven reporting systems. Contributions to AI or dev communities (e.g., GitHub projects, open-source involvement). Why you will love Lean Tech: Join a powerful tech workforce and help us change the world through technology. Professional development opportunities with international customers. Collaborative work environment. Career path and mentorship programs that will lead to new levels. Join Lean Tech and contribute to shaping the data landscape within a dynamic and growing organization. Your skills will be honed, and your contributions will play a vital role in our continued success. Lean Tech is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. #J-18808-Ljbffr