[Remote] Full Stack Software Engineer

Note: The job is a remote job and is open to candidates in USA. Cala Health is dedicated to freeing people from chronic disease through innovative technology. They are seeking a Full Stack Software Engineer to contribute across the stack, focusing on both frontend and backend development to create user-facing applications.

Responsibilities

• Build delightful, performant, and accessible user experiences for our consumer-facing applications across Web and Mobile using React and React Native
• Contribute across the stack, owning features end-to-end from frontend implementation through backend integration and experimentation
• Develop and maintain robust REST APIs using Python frameworks such as FastAPI
• Design and manage databases, including relational databases like MySQL and PostgreSQL, and NoSQL databases like DynamoDB or MongoDB
• Write well-tested, maintainable code across frontend, backend, and integration layers
• Participate in technical discussions around system design, performance tradeoffs, and long-term maintainability
• Collaborate with cross-functional teams (Product, Design) to gather requirements, design solutions, and deliver high-quality applications
• Contribute to technical decision-making regarding architecture, libraries, and tools to optimize performance and developer experience

Skills

• Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent professional experience
• 3 to 6 years of professional software engineering experience in building production systems across both frontend and backend
• Strong proficiency in Python; hands-on experience with the FastAPI REST framework & Database ORM's
• Highly proficient in JavaScript/TypeScript; hands-on experience building modern frontend applications with React
• Must have a strong grasp of HTML5 and CSS3
• Experience working with relational databases (MySQL, PostgreSQL) and NoSQL databases (DynamoDB, MongoDB)
• Proficiency in writing and executing unit tests using frameworks like pytest, React Testing Library, or similar tools
• Experience integrating LLM APIs (OpenAI, Anthropic, or Gemini) into production applications. You understand how to manage context, prompts, and API costs
• Strong familiarity with AWS services for cloud-native application development
• Applicants must be currently authorized to work in the United States on a full-time basis. Cala will not sponsor applicants for work visas
• An eye for design details and a passion for User Experience (UX); ability to bridge the gap between design mockups and technical implementation
• Hands-on knowledge of DevOps tools, specifically Terraform and Docker, for managing containerized environments
• Familiarity with the 'AI Stack' beyond APIs—such as vector databases (Pinecone, pgvector), RAG (Retrieval-Augmented Generation) architectures, or local model inference (Ollama)
• Experience in automated testing at multiple levels (unit, integration, end-to-end)
• Experience with Hardware-Software integrations using services like AWS IoT
• Experience in Healthcare & SaMD applications within a regulated healthcare environment

Benefits

• A robust benefits package
• The tools, training and mentoring they need to succeed

Company Overview