Senior E-Commerce & Mobile App Developer (Remote)

Optimal Growth Technologies; Johannesburg; On-site; ZAR 600,000 - 900,000; Full time

Job summary

Optimal Growth Technologies is seeking a Senior E-Commerce / App Developer for a remote, contract-based engagement. The role covers designing, developing, and maintaining e-commerce platforms and mobile apps, with emphasis on performance, scalability, and user experience.

The ideal candidate has 5+ years in software development, strong API and cloud experience, and a hands-on, independent work style to collaborate with stakeholders across projects.

Qualifications

• 5+ years of software development experience.
• Experience with e-commerce platforms and digital commerce solutions.
• Experience building and supporting mobile applications (iOS and/or Android).
• Strong understanding of API development and integrations.
• Experience with cloud-based environments and modern development practices.

Responsibilities

• Design, develop, and maintain e-commerce platforms and mobile applications.
• Build and integrate APIs, payment gateways, and third-party services.
• Develop responsive web and mobile solutions with emphasis on user experience.
• Implement new features, enhancements, and platform optimisations.
• Troubleshoot and resolve application, performance, and integration issues.
• Collaborate with product owners, designers, and stakeholders to translate requirements into technical solutions.
• Conduct code reviews and ensure adherence to development best practices.
• Optimise application performance, security, and scalability.
• Participate in solution architecture discussions and technical planning.
• Maintain technical documentation and deployment processes.

Skills

Problem solving

Communication

Independent working

Customer focus

Attention to detail

Results driven

Adaptability

Stakeholder engagement

Education

Software development experience

Tools

Git

CI/CD

DevOps practices

Shopify/WooCommerce/Magento

Job description

Optimal Growth Technologies is seeking a Senior E-Commerce / App Developer for a remote, contract-based engagement. The role covers designing, developing, and maintaining e-commerce platforms and mobile apps, with emphasis on performance, scalability, and user experience.

The ideal candidate has 5+ years in software development, strong API and cloud experience, and a hands-on, independent work style to collaborate with stakeholders across projects.