Full Stack Developer; Expert
Job in
Menlyn, Gauteng, South Africa
Listed on 2026-03-01
Listing for:
OpenSource Intelligent Solutions
Full Time, Part Time, Contract
position Listed on 2026-03-01
Job specializations:
-
Software Development
Software Engineer, Backend Developer, Full Stack Developer
Job Description & How to Apply Below
Location: Menlyn
Senior Backend / Full Stack Developer (Expert) Location: Hybrid (2 to 3 days per week)
Type: 2/3 Year Fixed-Term Contract
Start: ASAP
We are looking for an experienced Senior Backend / Full Stack Developer with strong Java expertise and a proven track record in building robust, scalable, and secure enterprise applications. If you thrive in Agile environments and enjoy working across backend, integration, and modern front-end frameworks, this role is for you.
- 8–10+ years professional development experience
- Strong Java expertise: Java 1.7, 8+, 11
- API development: creating and calling REST & SOAP services
- Experience with RESTful APIs, SoapUI
- Event-driven development using Event Driven Beans, JMS / JMS2, MQS
- Frameworks: Struts, Quarkus, CDI
- Angular, JavaScript, Typescript
- HTML, CSS2, CSS3
- DB admin, design, development
- Strong SQL experience with Oracle and Postgres
- Stored procedures, tables, views, patching
- Linux
- Virtual Machine setup and configuration
- Develop and maintain a critical internal web application (Backend & Frontend) used for vehicle dispatch, distribution, and delivery management.
- Design, develop, deploy, support, and maintain cloud, API, Java, Microservices, and serverless-based solutions.
- Provide 2nd and 3rd level application support, including investigation, troubleshooting, and resolution of issues.
- Manage the technical lifecycle of the product, ensuring stability, compliance, and continuous improvement.
- Multi-task across development, support, investigations, and maintenance activities.
- Participate actively in daily stand-ups and other Agile ceremonies.
- Contribute to business cases and provide technical input for user stories.
- Assist with identifying, assessing, and managing project and operational risks.
- Ensure all business processes are fully understood and considered when analysing requirements or defects.
- Propose, design, and review system solutions; evaluate technical alternatives where needed.
- Present solution proposals to the IT Project Lead, Dev Ops Team, QA Team, Product Owner, and business stakeholders.
- Develop secure, compliant, and high‑quality solutions aligned to IT security, audit, and coding standards.
- Write clean, readable, extendable, reusable, scalable, and performance-optimized code.
- Ensure adherence to compliance, quality assurance standards, and audit requirements.
- Participate in sprint planning, backlog refinement, estimations, sprint reviews, and retrospectives.
- Update and maintain Jira user stories and project documentation in Confluence.
- Perform code reviews and peer reviews to ensure quality and maintainability.
- Conduct demos of completed user stories during Agile ceremonies.
- Monitor and troubleshoot infrastructure, servers, and application environments.
- Analyse and resolve production known errors; perform log analysis, debugging, and root‑cause identification.
- Perform system testing, regression testing, and parallel runs as required.
🏆 What We’re Looking For
- Strong experience in Agile/Scrum environments
- Ability to design, develop, test, and deploy high‑quality backend solutions
- Solid debugging, problem‑solving, and architectural thinking
- Ability to collaborate with cross‑functional teams and translate requirements into technical delivery
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