Java Backend Engineer Job Zeraki, Nairobi, Kenya

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Job Title: Mid-Level Java Backend Engineer Date Posted: 27/07/2026 Job Type: Full Time Job Level: Middle Employer: Zeraki Industry: IT Salary: KES 120,000 – 180,000 Location: Nairobi Country: Kenya Deadline: 10/08/2026 Summary: IT Jobs, Zeraki Jobs. Looking for an IT job in Kenya? Zeraki is hiring a Mid-Level Java Backend Engineer skilled in Java development, RESTful APIs, microservices architecture, and database management. About the Role As a Mid-Level Java Backend Engineer, you will play an essential role in building the core systems that power Zeraki’s products across Africa. You are an established professional—capable of independently handling significant project components, improving our codebase, and ensuring our backend systems are scalable, reliable, and secure. This role is ideal for an engineer who thrives in a high-growth environment, loves solving complex backend challenges, and is eager to contribute to Zeraki’s mission of transforming education through technology. You will work closely with cross-functional teams, mentor junior engineers, and help shape engineering best practices as Zeraki expands regionally and globally. Scope & Impact Own and deliver critical backend components that directly impact product performance and user experience. Influence architectural decisions and system design as we scale to millions of learners and institutions. Improve team standards, engineering processes, and system reliability. Support production environments and ensure smooth, uninterrupted platform operations. Requirements Key Responsibilities Backend Engineering & System Design Design, build, and maintain high-performance backend services using Java and modern frameworks (e.g., Spring Boot). Lead segments of backend feature development, with minimal supervision. Refactor and optimize existing systems to improve performance, maintainability, and scalability. Contribute to Zeraki’s engineering standards, code review guidelines, and documentation practices. Participate in architectural discussions and begin to specialize in selected backend domains (e.g., distributed systems, integrations, messaging). Production Operations & Quality Assurance Support deployment, monitoring, and maintenance of services in production environments. Ensure high availability and reliability of backend systems through proactive monitoring and incident response. Write and maintain comprehensive test coverage, including unit, integration, and performance tests. Productivity & Execution Manage multiple tasks or project streams simultaneously with minimal oversight. Deliver project components that meet specifications, timelines, and quality expectations. Bring efficiency to workflows, identifying blockers early and proposing practical solutions. Problem Solving & Innovation Independently troubleshoot complex backend issues, from logic errors to system bottlenecks. Anticipate future system constraints and contribute forward-looking improvements. Introduce innovative ideas to improve reliability, security, and developer productivity. Collaboration & Mentorship Mentor junior engineers, assisting them with code reviews, debugging, and best practices. Work seamlessly with Product, QA, CX, and Ops teams to deliver high-quality features. Communicate clearly and contextually during project discussions, sprint reviews, and architecture sessions. Qualifications Experience & Skills 3–5+ years of hands-on experience with Java backend development. Proficiency in Java frameworks such as Spring Boot, and experience building RESTful or microservices architectures. Strong understanding of relational and NoSQL databases. Experience with cloud platforms, containerization (Docker/Kubernetes), and CI/CD pipelines. Strong debugging and performance optimization skills. Ability to handle complex technical challenges independently. Mindset & Working Style A builder who enjoys creating scalable, resilient systems. A proactive problem solver who anticipates issues before they escalate. A team player who values collaboration, clarity, and accountability. Passionate about education and aligned with Zeraki’s mission to transform learning across Africa. What we offer The opportunity to shape the next generation of education technology in Africa A dynamic, purpose-driven team committed to impact and innovation. Growth pathways within a fast-scaling engineering organization. Competitive compensation and benefits Hybrid/remote work options to support work-life balance. How to Apply Click here to apply 🎯 Applying for This Job? Don’t Send a Generic CV. Don’t send the same CV to every job/employer. Have our recruitment team customize your CV to match the requirements of this specific job and improve your chances of getting an interview. Customise My CV For This Job . ⭐ 5-Star Reviews . Job Seeker Testimonials: Professionals Who Got Jobs Through Corporate Staffing Since 2011, Kenyan professionals have trusted Corporate Staffing Services to help them secure employment wi