Senior Full Stack Software Engineer (TypeScript, Node.js, React, AWS) (Remote)

Verified Ad Apply Now Senior Full Stack Software Engineer (TypeScript, Node.js, React, AWS) (Remote) Datafin Monday, 20 April 2026 1 IT/Computer - Other IT/Computer Cape Town FULL TIME Job Specification Company Reference Number 26626 Job Summary Senior Full Stack Software Engineer (TypeScript, Node.js, React, AWS) (Remote)

IT - Software Development Johannesburg - Gauteng - South Africa, Cape Town - Western Cape - South Africa, Kenya, Remote ENVIRONMENT: BE responsible for key functions that directly impact the onboarding and configuration experience for merchants as the next Senior Full Stack Software Engineer wanted by a cutting-edge FinTech company providing a seamless payment service. This will include onboarding, user management, merchant configuration, and the setup of sandbox configuration for testing and support. The successful incumbent will require 5+ years experience in Cloud-based Backend Engineering, strong Node.js, TypeScript, React, AWS (primarily Lambda, API Gateway and Serverless), Jira, Confluence, Git, GitLab, MySQL & PostgreSQL. DUTIES: Onboarding: Setup new merchants for products, connections and payment methods, ensuring a seamless start. Dashboard: The team oversees the dashboard's design and general management. Merchant Login: Ensure a secure and intuitive login experience for the Dashboard. Merchant Configuration: Customise and edit merchant business and account settings. User Management: Handle access controls and user roles for both merchants and users. Transaction Listing: Provide merchants with transaction records and details for easy tracking and analysis. User Logs: Keep track of user activity for security and auditing. Internal Dashboard: A tool for users to complete daily tasks. Role expectations - Successfully able to build new features and enhance existing MX features: Design, build, and integrate technical requirements alongside the team across the full product portfolio. Ensure secure, scalable, and compliant payment processing to the Backend. Effective troubleshooting and debugging of issues: Independently diagnose and propose solutions for issues and incidents, leveraging logs, monitoring, and code analysis. REQUIREMENTS: Languages: TypeScript, Node.js, React Infrastructure: AWS (Lambda, Serverless) Database: MySQL, PostgreSQL Tools: Jira, Confluence, Git CI/CD & Automation: GitLab Pipelines Technical Expertise: 5+ Years of experience in Cloud-based Backend Engineering Strong experience with Node.js, TypeScript and React AWS experience (primarily Lambda, API Gateway and Serverless) Database experience (MySQL, PostgreSQL) ATTRIBUTES: Problem-solving & Ownership - Ability to design elegant, scalable solutions for new features. Able to iteratively maintain and evolve existing features to meet best practices and modern standards. Takes initiative, owns projects end-to-end, and thrives in a fast-paced, high-scale environment. Collaboration & Communication - Works well in a fully remote team, with strong written and verbal communication skills in English. Comfortable working cross-functionally with product, operations, and external partners. Apply for this Job Datafin Recruiter Apply Now Refer a friend