Senior Java Spring Boot Engineer

Location

Nairobi (Hybrid/Remote)

Engagement Type

Contract (3–9 Months) – Staff Augmentation

Industry

Global Digital Platform

Role Overview

Tezza Business Solutions is seeking a Senior Java Spring Boot Engineer on behalf of a fast-growing international digital platform expanding its engineering team. The role requires a highly skilled backend engineer capable of contributing to architecture design, scalability improvements, and backend service optimization in a cloud-native environment.

Key Responsibilities

• Design, develop, and maintain scalable backend services using Java and Spring Boot
• Contribute to system architecture and microservices design decisions
• Develop secure and high-performance RESTful APIs
• Optimize database queries and improve application performance
• Write comprehensive unit and integration tests
• Participate in agile ceremonies (sprint planning, stand-ups, retrospectives)
• Support CI/CD processes and cloud-based deployments
• Troubleshoot production issues and improve system reliability
• Mentor mid-level engineers and promote engineering best practices

Technical Requirements

• 5+ years of backend development experience
• Strong hands-on experience with Java (8+)
• 3+ years of experience working with Spring Boot
• Proven experience in microservices architecture
• Strong experience designing and building REST APIs
• Experience with relational databases (PostgreSQL/MySQL)
• Experience with AWS, Azure, or GCP
• Familiarity with Docker and containerized environments
• Experience with CI/CD pipelines
• Strong understanding of API security (OAuth2, JWT)

Nice to Have

• Experience with event-driven systems (Kafka, RabbitMQ)
• Exposure to Kubernetes
• Experience working in distributed or international teams
• DevOps exposure

What Success Looks Like

• Delivery of production-ready features within initial sprint cycles
• Contribution to scalable and maintainable system design
• Reduction of technical debt and performance bottlenecks

Strong collaboration within cross-functional teams