Application Developer (Frontend & Backend)

Develops frontend and backend components for WHO Bangladesh digital vaccine-preventable disease surveillance systems, supporting real-time case reporting, dashboards and health data integration.

Department: Immunization and Vaccine Development Unit

• Develop responsive web applications using React.js and TypeScript or JavaScript
• Build reusable UI components using React Context API or Redux
• Develop secure RESTful APIs using FastAPI
• Integrate frontend applications with backend APIs and PostgreSQL databases
• Develop dashboards, reports, charts, maps and data visualisation modules
• Implement JWT or OAuth2 authentication and authorization
• Design and maintain PostgreSQL databases and ORM models
• Perform testing, debugging, deployment, maintenance and performance optimisation

• Computer science, software engineering or related educational background
• Strong knowledge of React.js, React Context API or Redux, TypeScript or JavaScript, Python FastAPI, PostgreSQL and RESTful API development
• Basic understanding of SQLAlchemy or SQLModel, Redis, RabbitMQ and microservices architecture
• Python programming skills
• Familiarity with HTML5, CSS3, responsive design and Tailwind CSS or Material UI
• Experience with Git, GitHub or GitLab and Agile development practices
• Self-owned high-configured laptop
• English and Bengali required

• UN Volunteer assignment via UNV
• Duty station entitlements can be checked through the UNV calculator