Senior Full Stack Developer (React, Node.js, PostgreSQL)

SUMMARY:
THE coding expertise of a Senior Full Stack Developer by a dynamic Finance Platform.

POSITION INFO:
ENVIRONMENT: THE coding expertise of a Senior Full Stack Developer by a dynamic Finance Platform where you will take the lead in building and scaling its Procurement Marketplace. You will focus on both Backend and Frontend systems that support critical workflows for enterprise buyers and suppliers-from sourcing and bidding to order management and real-time communication. You will create performant, user-centric experiences and scalable Backend services to drive the B2B Marketplace forward. The ideal candidate must have 5+ years' work experience in a similar role with strong React, Node.js & PostgreSQL, a solid understanding of RESTful API and experience deploying and scaling web applications in cloud environments (e.g., AWS or GCP). DUTIES: Develop and maintain Full Stack solutions using React (Frontend) and Node.js (Backend). Design and build secure, scalable APIs and Backend services to support Procurement-specific features like supplier onboarding, RFQ management, and transaction workflows. Architect efficient and normalized PostgreSQL database schemas and write performant SQL queries. Build intuitive, responsive Frontend interfaces that offer a seamless user experience for buyers and suppliers. Work closely with Product, Design, and Engineering teams to gather requirements, prototype features, and iterate quickly. Own the end-to-end development lifecycle: from idea to implementation, deployment, and monitoring. Implement Unit and Integration Tests to ensure reliability and maintainability of code. Lead architectural decisions and mentor Junior Developers on best practices across the stack. Optimize performance across Frontend and Backend to ensure fast, reliable user interactions. REQUIREMENTS: 5+ Years of experience in Full Stack development with a strong focus on React, Node.js, and PostgreSQL. Deep understanding of RESTful API design and Full Stack architecture. Experience deploying and scaling web applications in cloud environments (e.g., AWS or GCP). Strong understanding of relational data modeling and performance optimization in PostgreSQL. Advantageous - Relevant tertiary qualification. Python experience. Experience in B2B or Procurement platforms. Familiarity with authentication\/authorization best practices (e.g., OAuth, JWT). Knowledge of real-time features (WebSockets, notifications). Understanding of Procurement processes like sourcing, contracting, or vendor management. ATTRIBUTES: Excellent problem-solving skills and attention to detail. Experience working in an agile development environment. Strong communication and collaboration skills. While we would really like to respond to every application, should you not be contacted for this position within 10 working days please consider your application unsuccessful. COMMENTS: When applying for jobs, ensure that you have the minimum job requirements. Only SA Citizens will be considered for this role. If you are not in the mentioned location of any of the jobs, please note your relocation plans in all applications for jobs and correspondence. Apply here

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