Full Stack Software Engineer

Cala Health

Full Stack Software Engineer developing user experiences for Cala’s healthcare products using React and Python. Collaborating with teams for engaging applications in chronic disease management.

Posted 5/4/2026full-timeRemote • California • 🇺🇸 United StatesMid-LevelSenior💰 $125,000 - $160,000 per yearWebsite

Tech Stack

Tools & technologies

AWSCloudDynamoDBJavaScriptMongoDBMySQLNoSQLPostgresPythonReactReact NativeTypeScript

About the role

Key responsibilities & impact

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.

Requirements

What you’ll need

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.

Benefits

Comp & perks

Robust benefits package

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

PythonFastAPIJavaScriptTypeScriptReactHTML5CSS3MySQLPostgreSQLDynamoDB

Soft Skills

collaborationcommunicationtechnical decision-makingproblem-solvingsystem design

Certifications

Bachelor’s degree in Computer ScienceBachelor’s degree in Software Engineering