Mindworx Consulting
Intermediate Java Developer
Build and optimize high-throughput Java microservices (Java, J2EE, Spring) on a mission-critical enterprise billing platform: tune complex SQL across database engines, run Docker/Kubernetes deployments on Linux, integrate message queues, and lead FAT/UAT sessions with customer teams. Hybrid contract role, 2 days a week in Centurion.
- Compensation
- Not disclosed
- Location
- Johannesburg, South Africa
- Work setup
- Hybrid
- Seniority
- Not specified
- Employment
- Contract
- Experience
- Not specified
- Category
- Software engineering
- Posted
Skills
Must have
- Java, including J2EE and Spring
- Deep SQL and query optimization (MSSQL, Oracle, MySQL, or PostgreSQL)
- Linux and Bash scripting
- Docker and Kubernetes
- RabbitMQ or ActiveMQ
- Git
- Scrum/Agile
- Postman
Nice to have
- Apache Camel
- Oracle PL/SQL
- Oracle APEX
- Telecoms BSS/OSS domain knowledge
- Basic HTML and CSS
Full description
The Tech Stack Deep-DiveMust-Haves:
- Languages & Frameworks: Java (including J2EE, Spring)
- Databases: Deep SQL & query optimization (MSSQL, Oracle, MySQL, or PostgreSQL)
- DevOps, OS & Cloud: Linux, Bash scripting, Docker, and Kubernetes
- Messaging & Tools: RabbitMQ or ActiveMQ, Git, Scrum/Agile, Postman
Nice-to-Haves:
- Integrations & PL/SQL: Apache Camel, Oracle PL/SQL, and Oracle APEX
- Domain Knowledge: Telecoms BSS/OSS background
- Web Basics: Basic HTML and CSS
Key Responsibilities
- Core Engineering: Build and optimize high-throughput Java microservices on a mission-critical enterprise billing platform.
- Performance Tuning: Write and refine complex SQL across diverse database engines to maintain peak system performance.
- Containerized Deployments: Manage containerized services on Linux using Docker and Kubernetes.
- Direct Facilitation: Integrate enterprise message queues and lead FAT/UAT sessions directly with customer teams.
Why Join Us?
- Impact at Scale: Work on a massive BSS modernization initiative delivered alongside an established international technology group.
- Flexible Hybrid Setup: Enjoy a balanced work model with 2 days a week in Centurion, with all equipment, tools, and licenses fully provided.
- Competitive Compensation: Market-related rates aligned with your experience on a dedicated, highly professional contract team