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

DataFin; Cape Town, Johannesburg; Remote; ZAR 600,000 - 900,000; Full time

Job summary

A cutting-edge FinTech company is seeking a Senior Full Stack Software Engineer to enhance the onboarding and configuration experience for merchants. The ideal candidate will have over 5 years of experience in Cloud-based Backend Engineering, proficiency in Node.js, TypeScript, and React, as well as AWS expertise. You will work in a fully remote team and must possess strong communication skills to collaborate effectively with cross-functional teams.

Qualifications

• 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).

Responsibilities

• Setup new merchants for products, connections, and payment methods.
• Ensure a secure and intuitive login experience for the Dashboard.
• Customize and edit merchant business and account settings.
• Handle access controls and user roles for merchants and users.

Skills

Node.js

TypeScript

React

Problem-solving

Cloud-based Backend Engineering

Tools

Jira

Confluence

Git

GitLab

Job description

Overview

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

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.