Full Stack Developer - Johannesburg

Jellyfish Online Marketing; Johannesburg; On-site; USD 30,000 - 50,000; Full time

Job summary

Jellyfish Online Marketing is seeking a Full Stack Developer to contribute to the development of robust backend systems. This role involves designing, implementing, and maintaining applications, collaborating with senior engineers, and participating in Agile methodologies. The position requires strong technical skills, with opportunities for continuous learning and growth within the organization.

Qualifications

• 2+ years of experience in web application development.
• Solid understanding of backend development technologies.
• Experience with RESTful API integration.

Responsibilities

• Develop backend systems and design RESTful APIs.
• Work with different database types to optimize performance.
• Participate in Agile development processes.

Skills

Backend Development

API Development

Database Management

Testing and Debugging

Agile Methodologies

Communication

Education

Bachelor's degree in Computer Science

Tools

Git

Jira

Linux CLI

Job description

Job title : Full Stack Developer - Johannesburg

Job Location : Gauteng, Johannesburg Deadline : August 11, 2025 Quick Recommended Links

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Job Description

• Contributing to the development of robust and scalable backend systems is the core function of a Bespoke Solutions Developer. We are seeking someone with excellent technical skills who can help drive efficiency through automation. You'll collaborate with Senior Engineers, Product Managers, and other stakeholders to design, implement, and maintain applications to optimise processes. Reporting to the Software Engineer Director.

Your primary responsibilities will include :

• Develop Backend Systems : Design, develop, and implement backend systems using appropriate technologies and frameworks (e.g., Node.js, Python / Django, Java / Spring).
• API Development : Design and develop RESTful APIs to support frontend applications and integrations with other systems.
• Database Management : Work with databases (e.g., SQL, NoSQL) to design schemas, write queries, and optimise performance.
• Testing and Debugging : Write unit and integration tests to ensure code quality and identify and fix bugs.
• Participate in Agile Development : Participate in Agile ceremonies (e.g., sprint planning, daily stand-ups, code reviews) and contribute to the continuous improvement of the development process.
• Learn and Grow : Continuously learn and expand your knowledge of Software & Data Engineering.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 2+ years of experience in web application development.
• Solid understanding of backend development (Node.js, Python, PHP, or similar).
• Experience with RESTful API integration and asynchronous request handling.
• Experience with Linux CLI.
• Familiarity with version control systems, preferably Git.
• Experience with Integration Platforms & Tools.
• Strong communication and cross-functional collaboration skills.
• Proficient in Agile methodologies and project management practices & tools like Jira.
• Strategic thinker who can balance short-term needs with long-term growth.

Advantageous :

• Experience with SQL.
• Experience with Cloud Engineering / Infrastructure (primarily GCP).
• Experience with Unit Testing.
• Familiarity with DevOps practices and CI / CD pipelines.
• Experience managing / configuring CMS's.

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