Full Stack Developer (React & Python/Node.js - AWS)

UST is a mission-driven technology company with more than 29,000 employees across over 30 countries, helping clients create transformative experiences and human-centered solutions. The company is seeking a Full Stack Developer to design, build, and maintain secure, high-performance web applications across responsive frontends, scalable backend services, APIs, AWS infrastructure, deployment workflows, and databases.

Responsibilities:

• Frontend Development: Build modular, responsive, and highly interactive user interfaces using React JS, Redux/Context API, and modern CSS frameworks
• Backend Development: Design and scale robust backend services and microservices using either Python (FastAPI, Django, Flask) or Node.js (Express, NestJS)
• Secure API Development: Architect and secure RESTful or GraphQL APIs, ensuring strict protection against vulnerabilities like injection and broken object-level authorization
• Cloud Infrastructure: Deploy and manage application components natively within AWS using containerized environments
• DevOps Integration: Own and manage deployment workflows by writing Infrastructure as Code (IaC) and building automated CI/CD validation gates
• Data Management: Write optimized queries and design schemas for both relational databases (PostgreSQL, MySQL) and NoSQL stores (DynamoDB, MongoDB)
• Implementing rigorous input validation, output encoding, and strict rate-limiting to prevent Denial of Service (DoS) attacks
• Enforcing secure identity management with token-based authentication and Role-Based Access Control (RBAC)
• Preventing hardcoded credentials by using secure storage tools like AWS Secrets Manager or Systems Manager Parameter Store
• Utilizing automated tools within the CI/CD pipeline to scan code for vulnerabilities and dependency flaws before deployment
• Strong grasp of serverless architectures, event-driven systems, and microservices patterns
• Experience writing comprehensive unit, integration, and end-to-end tests for both frontend and backend systems

Requirements:

• 6-7 years of professional full-stack software development experience in a production environment
• Strong grasp of serverless architectures, event-driven systems, and microservices patterns
• Experience writing comprehensive unit, integration, and end-to-end tests for both frontend and backend systems
• Build modular, responsive, and highly interactive user interfaces using React JS, Redux/Context API, and modern CSS frameworks
• Design and scale robust backend services and microservices using either Python (FastAPI, Django, Flask) or Node.js (Express, NestJS)
• Architect and secure RESTful or GraphQL APIs, ensuring strict protection against vulnerabilities like injection and broken object-level authorization
• Deploy and manage application components natively within AWS using containerized environments
• Own and manage deployment workflows by writing Infrastructure as Code (IaC) and building automated CI/CD validation gates
• Write optimized queries and design schemas for both relational databases (PostgreSQL, MySQL) and NoSQL stores (DynamoDB, MongoDB)
• Implementing rigorous input validation, output encoding, and strict rate-limiting to prevent Denial of Service (DoS) attacks
• Enforcing secure identity management with token-based authentication and Role-Based Access Control (RBAC)
• Preventing hardcoded credentials by using secure storage tools like AWS Secrets Manager or Systems Manager Parameter Store
• Utilizing automated tools within the CI/CD pipeline to scan code for vulnerabilities and dependency flaws before deployment