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Stellenbosch: Senior Back-End Software Developer (Ruby on Rails API) (JHB/Stellenbosch) posted by DataFin Recruitment

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Job Description

About the Role

We are seeking an experienced Senior Back-End Software Developer to join our team in Stellenbosch, South Africa. As a key member of our development team, you will be responsible for designing, implementing, and maintaining the core business logic, APIs, and data storage systems of our web applications. Your focus will be on developing high-quality, scalable code and collaborating with cross-functional teams.

Key Responsibilities

  • Design, develop, and maintain the core Ruby on Rails API and application logic.
  • Design and implement GraphQL schema and resolvers to efficiently serve Front-End clients.
  • Manage the full application lifecycle including deployment and maintenance on cloud infrastructure like AWS and Heroku (for API and background workers).
  • Maintain and improve data storage strategies research sharding and other concepts, as well as different DB/storage types (e.g., PostgreSQL, MongoDB, Snowflake).
  • Write maintainable production-ready code while adhering to Software Development best practices (e.g., thorough testing and security).
  • Deep dive R&D and architect scalable solutions to complex data and business logic problems.
  • Contribute to the continuous improvement of Development practices and technology stack.
  • Collaborate with Front-End Developers to ensure smooth API integration and performance.
  • Participate in knowledge sharing workshops and provide feedback on implementation details and product direction.

Requirements

  • Qualifications:
  • Preferably a Degree in Computer Science, Mathematics, Engineering, or Information Systems.

Experience/Skills

  • 5+ Years of professional experience in Back-End Development.
  • Strong proficiency in Ruby on Rails for API and application development.
  • Expertise with relational databases (e.g., PostgreSQL) and writing complex SQL.
  • Experience designing and building GraphQL APIs.
  • Familiarity with cloud infrastructure, specifically AWS and/or Heroku, for deployment and maintenance.
  • Strong problem-solving and debugging skills.
  • Experience with Git/GitHub for source control and CI/CD.
  • Experience with Agile development methodologies.

Advantageous

  • Experience with distributed data processing via ETL/similar processes.
  • Familiarity with other databases/storage types (e.g., MongoDB, Snowflake).
  • Experience using Docker for local development.
  • Contributions to open-source projects or participation in relevant Back-End communities.
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Attributes

  • Excellent teamwork, collaboration, written, and verbal communication skills.
  • Ability to handle multiple projects and prioritize tasks effectively.

How to Apply

Click the green “Go Apply” button below to apply directly online with the employer.

About Other IT/Computer Jobs in Western Cape

The Western Cape, situated on the south coast of South Africa, is home to a thriving IT industry that offers a diverse range of career opportunities for professionals with expertise in various fields.

The job market in the Western Cape is highly competitive, with many major companies and startups operating in the region. The province’s strategic location, combined with its well-developed infrastructure, makes it an attractive hub for businesses looking to establish themselves in Africa. As a result, there is a high demand for skilled IT professionals who can support the growth of these companies.

The average salary ranges for IT professionals in the Western Cape are as follows: software engineers and developers can expect to earn between R800 000 to R1 200 000 per annum; data scientists and analysts can range from R600 000 to R900 000; cybersecurity specialists can earn anywhere from R500 000 to R800 000; and IT project managers can command salaries ranging from R400 000 to R700 000. These figures are based on industry standards and may vary depending on factors such as experience, qualifications, and company size.

To succeed in an IT career in the Western Cape, professionals need to possess a range of key skills, including programming languages (Java, Python, C++), data structures and algorithms, software development methodologies, cloud computing (AWS, Azure, Google Cloud), cybersecurity principles, and excellent communication skills. Additionally, knowledge of industry-specific tools and technologies, such as SAP or Oracle, can be highly valued.

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Several major companies and industries are actively hiring IT professionals in the Western Cape. For example, tech giants like IBM and Dell have a strong presence in the region, while financial institutions such as Standard Bank and First National Bank also have significant IT departments. The automotive industry is another major sector that employs IT professionals, with companies like Toyota and Volkswagen having operations in the province.

Career growth opportunities are plentiful for IT professionals in the Western Cape, with many companies offering training and development programs to help employees upskill and reskill. With experience, professionals can move into senior roles such as technical lead or manager, or transition into related fields like business analysis or consulting. The region’s entrepreneurial spirit also makes it an ideal location for startups, providing opportunities for IT professionals to launch their own businesses or join innovative companies that are shaping the future of technology.


This information provides general career guidance. Actual salaries and requirements vary by employer.



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