Remote Principal Software Engineer – Fintech SaaS Lead

Humankind; Johannesburg; Remote; ZAR 619,000 - 882,000; Full time

Job summary

Humankind is seeking a Principal Software Engineer to lead backend and full-stack development in a fully remote South Africa setting. You will design, implement and own scalable software in a fintech SaaS context, using TypeScript/JavaScript, Node.js, React and AWS, with emphasis on architecture and production delivery.

The role requires strong backend focus, SaaS experience and comfort with making independent architectural decisions, while leveraging AI development tools to enhance delivery.

Qualifications

• Proven experience as Principal Engineer, Staff Engineer, Lead Software Engineer, Technical Lead or hands-on Solutions Architect.
• Strong hands-on backend development experience with full-stack capabilities.
• Solid working knowledge of TypeScript / JavaScript, Node.js, React, SQL databases and AWS.
• Experience designing software architecture and making independent technical decisions.
• Proven ability to deliver software solutions from concept through to production.
• Experience in SaaS, product development, startup or smaller engineering environments.
• Strong understanding of cloud technologies, system integrations and scalable application development.
• Practical experience using AI development tools.

Responsibilities

• Design, develop and maintain scalable, secure and reliable software applications.
• Take ownership of the full software development lifecycle, including architecture, development, testing, deployment and production support.
• Develop full-stack solutions with a strong focus on backend development.
• Make architectural decisions and evaluate technical solutions to support business requirements.
• Collaborate with engineering teams, clients and stakeholders to deliver effective software solutions.
• Drive engineering best practices, code quality, system performance and maintainability.
• Troubleshoot complex technical challenges and provide technical guidance.
• Use AI-assisted development tools to improve efficiency and software delivery.

Skills

TypeScript

JavaScript

Node.js

React

SQL databases

AWS

AI development tools

Tools

AI development tools

Docker

Job description

Humankind is seeking a Principal Software Engineer to lead backend and full-stack development in a fully remote South Africa setting. You will design, implement and own scalable software in a fintech SaaS context, using TypeScript/JavaScript, Node.js, React and AWS, with emphasis on architecture and production delivery.

The role requires strong backend focus, SaaS experience and comfort with making independent architectural decisions, while leveraging AI development tools to enhance delivery.