Mid/Senior Bilingual Backend Developer (Spanish-English, B2/C1) Salary: COP 4,500,000 – 7,000,000 per month (depending on experience) Contract Type: Project-based (Obra o labor) Location: Remote (Hybrid possible if required) About Us We develop AI-powered solutions to optimize operations and enhance end-user experience in the healthcare sector and other industries. Our team works with cutting-edge technologies and agile methodologies, prioritizing innovation, scalability, and security. Role & Responsibilities We are looking for a Backend Developer with solid experience in Python, AWS, LLMs, and APIs, capable of building and optimizing systems to scale in high-performance environments. Your main duties will include: - Designing, implementing, and optimizing high-impact backend features. - Developing and maintaining integrations with APIs and cloud services (AWS). - Implementing and improving Large Language Models (LLMs) and intelligent agent behaviors. - Optimizing infrastructure and ensuring scalability and performance. - Maintaining and improving CI/CD pipelines. - Ensuring system security and regulatory compliance. - Collaborating with product and leadership teams to align technical strategy with business goals. Requirements - English level B2/C1 (fluent spoken and written). - Proven experience in backend development with Python. - Experience with AWS and deploying cloud-based applications. - Knowledge of API integrations and optimization for scalability. - Ability to make technical decisions and work independently. - Minimum 3–5 years of professional software development experience (excluding internships). Nice to Have - Experience with generative AI, prompt engineering, or voice AI systems. - Prior experience in startups or high-growth environments. - Experience in healthcare technology or pharmacy-related projects. Additional Screening Questions 1. What is your experience using AI coding tools (for example: Cursor, etc)? 2. What is your experience with generative AI, conversational AI (voice AI or chatbots), and performance scaling (i.e. evaluating performance, scaling applications)? 3. What is your experience with Python? 4. What is your experience working with early stage startups, in particular situations where high level goals are provided and you build products and features end to end? 5. What experience, if any, do you have in the healthcare industry? Job Type: Full-time