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

UST is a technology company that helps clients create transformative, human-centered solutions through innovation and technology. The Full Stack Developer will design, build, and maintain secure, high-performance web applications, including responsive frontends, scalable backend services, secure APIs, AWS infrastructure, deployment workflows, and database systems.

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
• Experience writing comprehensive unit, integration, and end-to-end tests for both frontend and backend systems

Requirements:

• Area Required Skills & Technologies Frontend React JS, JavaScript (ES6+), TypeScript, HTML5, CSS3, Webpack/Vite Backend Python (FastAPI/Django) OR Node.js (Express/NestJS) AWS Cloud EC2, S3, Lambda, ECS/EKS, API Gateway, CloudWatch, RDS Security OAuth 2.0, OIDC, JWT, IAM policies, CORS configuration, encryption (HTTPS, KMS) DevOps Docker, Git, GitHub Actions/GitLab CI, Terraform or AWS CloudFormation Databases PostgreSQL or MySQL, and DynamoDB or MongoDB Required Security Practices (Crucial Focus) Secure API Design: Implementing rigorous input validation, output encoding, and strict rate-limiting to prevent Denial of Service (DoS) attacks
• Authentication & Authorization: Enforcing secure identity management with token-based authentication and Role-Based Access Control (RBAC)
• Secrets Management: Preventing hardcoded credentials by using secure storage tools like AWS Secrets Manager or Systems Manager Parameter Store
• Security Scanning: Utilizing automated tools within the CI/CD pipeline to scan code for vulnerabilities and dependency flaws before deployment
• Years of Experience: 6-7 years of professional full-stack software development experience in a production environment
• Architecture Understanding: Strong grasp of serverless architectures, event-driven systems, and microservices patterns
• Testing Rigor: Experience writing comprehensive unit, integration, and end-to-end tests for both frontend and backend systems