Kafka

Our team builds Java-based microservices using Kafka for exactly-once event processing, serving hundreds of operators and analysts worldwide. If you love deep technical research, telecom protocols (PLMN/PSTN), and scalable back-end systems, this role is for you. Key Responsibilities: Design and develop high-availability Java microservices (Kafka, gRPC, and Protobuf) Research telecom technologies - analyze specs, debug traffic (Wireshark), and support deployments Ensure scalability, reliability, and performance of distributed systems Collaborate with teams to integrate subsystems (DBs, monitoring, and APIs) Provide remote troubleshooting for escalated customer issues Required Skills & Qualifications: Bachelors in Computer Science/Engineering (telecoms or software focus) Strong Java (or similar typed language) experience Passion for both research and hands-on coding Willingness to master telecom protocols (PLMN/PSTN) Problem-solving mindset with attention to detail Self-driven, communicative, and team-oriented Nice-to-Have: Masters Degree (MSc Eng/MEng) in a relevant field Experience with: Distributed systems (Kafka, Vertica, and Elasticsearch) Telecom standards (SS7, Diameter, and 5G core) Unix, Git, Grafana, Protobuf, and concurrent design Tech Stack: Back-end: Java, Kafka, gRPC, and Protobuf Data: PostgreSQL, MySQL, Vertica, and Elasticsearch Tools: Git, Maven, and Grafana

Think of yourself as the final boss before production your mission is to push software to its limits, ensure bulletproof Java-based microservices, and stress-test distributed systems. Working with Kafka, gRPC, and cloud-native technologies, youll define test strategies, identify vulnerabilities, and work alongside elite engineers to build high-performance, scalable systems. Bonus points if youve dabbled in Nomad, Docker, or TypeScript because versatility wins championships! Skills & Experience: Minimum 3-5 years experience in software testing & automation Strong foundation in Java, Kafka, gRPC & microservices Ability to design & execute test cases for distributed systems Experience with performance & integration testing Familiarity with Nomad, Docker, or TypeScript (Bonus) Strong analytical mindset break it to make it better Qualification: Degree in Computer Science, Engineering, or related field If youre ready to test the boundaries of innovation, lets talk. The code wont break itself! Contact Kauthar Marcus on

This isnt just another dev jobthis is your chance to build, innovate, and lead. Youll be crafting high-performance backend systems using Go or Java, integrating with Kafka and gRPC, and scaling platforms that push boundaries. If youre the kind of engineer who wants ownership, influence, and technical excellence, then welcome to the big leagues. Skills & Experience: Minimum 7+ years of software engineering experience Expertise in Go or Java, Kafka, gRPC Strong background in distributed systems and microservices Frontend edge? Bonus if you know TypeScript & Vue.js (or React) CI/CD, containerization (Docker/Kubernetes), and cloud-native architectures A passion for ownership, innovation, and driving products forward Qualification: Bachelors degree in Computer Science, Engineering, or a related field Are you the engineer who doesnt just codebut creates? This is your chance to step up, own your product, and drive real impact. Apply now and start building your legacy! Contact Kauthar Marcus on

Key Responsibilities: Design and develop high-performance back-end systems using Go and Java Implement event-driven architectures with Kafka Build and maintain gRPC services Collaborate with cross-functional teams to deliver robust solutions (Bonus) Contribute to front-end components using TypeScript and Vue.js Technical Requirements: 7+ years of professional software development experience Degree in Computer Science or Engineering Strong expertise in Go and/or Java back-end development Experience with Kafka and event streaming architectures Proficiency with gRPC for service communication (Preferred) Familiarity with TypeScript and Vue.js Nice-to-Have Skills: Knowledge of telecommunications protocols Experience with distributed systems Understanding of containerization and orchestration (Docker, and Kubernetes) Apply now!

Key Responsibilities: Develop and implement comprehensive test strategies for Java-based back-end systems Create and maintain automated test frameworks for microservices Conduct thorough testing of Kafka event streams and gRPC APIs Validate system behavior in distributed environments Collaborate with development teams to integrate testing into CI/CD pipelines (Preferred) Participate in infrastructure testing using Nomad and Docker (Preferred) Develop test tooling using TypeScript Required Qualifications: Bachelor's Degree in Computer Science or Engineering 3-5 years of professional experience in software testing Strong expertise in testing Java back-end applications Solid understanding of Kafka and event-driven architectures Experience testing gRPC services Knowledge of microservices testing methodologies Preferred Qualifications: Experience with container orchestration (Nomad) and containerization (Docker) Familiarity with TypeScript for test automation Background in telecommunications systems Apply now!

ENVIRONMENT:A global leader in cutting-edge Cloud Tech seeks a data-driven Snr Backend Developer to work on large & complex systems operating real-time, big data pipeline processing and intra-processed messaging. You need to be comfortable handling more than on API and enjoy working with high volumes of data in the ‘deep backend’. You must have at least 3+ years AWS Cloud, C#,.Net Core and RESTful API (URL Removed) – * 3+ Years: C#,.Net Core, AWS Cloud Tech experience, RESTful API experience. *Advantageous –* * Apache Kafka * Redis * PostgreSQL * MySQL * AWS Aurora *While we would really like to respond to every application, should you not be contacted for this position within 10 working days please consider your application unsuccessful.*COMMENTS:When applying for jobs, ensure that you have the minimum job requirements. *Only*SA Citizens will be considered for this role. If you are not in the mentioned location of any of the jobs, please note your relocation plans in all applications for jobs and correspondence. Please e-mail a word copy of your CV to (Email Address Removed) and mention the reference numbers of the jobs. We have a list of jobs on (URL Removed) Datafin IT Recruitment - Cape Town Jobs. *Desired Skills: * * Snr * Backend * Developer

Your Mission: This is no ordinary dev jobits a battle against inefficiency, latency, and bottlenecks. As a key member of the engineering alliance, youll own your code, influence product strategy, and push the boundaries of technology. Your weapons? Low-latency systems, real-time data processing, and cloud-native applications. Join forces with the brightest minds in the galaxy to deliver scalable, high-performance solutions that power the future Skills & Experience: 7+ years of experience in software engineering Mastery of Golang or Java for backend development Strong expertise in Kafka, gRPC, and event-driven architectures Deep understanding of distributed systems & microservices Hands-on experience with Vue.js or React for frontend development Passion for scalability, performance, and cutting-edge tech Qualification: Degree in Computer Science or Engineering Contact Kauthar Marcus on

Key Responsibilities Team Leadership: Mentor and guide a team of 10+ engineers, fostering collaboration and professional growth. Process Improvement: Oversee Agile and DevOps practices for Java- and Kafka-based microservices. Technical Guidance: Provide high-level input on telecom protocols (PLMN/PSTN) and distributed system architecture (hands-on coding not required but beneficial). Stakeholder Management: Align engineering efforts with product and customer needs. Required Qualifications 10+ years of experience in software engineering, with a degree in Computer Science or Engineering. Proven leadership in managing software teams, preferably in telecom or distributed systems. Strong process expertise in Agile, CI/CD, and software quality assurance. Technical familiarity with Java/Kafka stacks (prior coding experience is a plus). Leadership qualities: Strategic, empathetic, and results-driven. Apply now!