Senior Java Backend Engineer

Department: Engineering

Employment Type: Full-Time

Location: Lekki, Lagos, Nigeria

Flutterwave was founded on the principle that every African must be able to participate and thrive  in the global economy. To achieve this objective, we have built a trusted payment infrastructure that  allows consumers and businesses (African and International) to make and receive payments in a convenient, borderless manner. 

The role: Flutterwave is looking for Backend Engineers – Java to design, implement, maintain and  support software systems powering its products in the financial domain.
 

What Your Day-to-Day Activities Will Be Like 

• In-depth knowledge and understanding of the organization's strategy, product, and service offerings.
• Research and implement best practices technology frameworks/capability models that will control costs, provide higher quality, and/or increase reliability.
• Research and stay abreast of the latest technology infrastructure and processes in the payment industry.
• Career mentoring, coaching and development of a talented group of engineers.
• Design, develop and deliver code that can support new product features/enhancements in an agile environment.
• Development of features and RESTful APIs with an event driven Microservice architecture.
• Create database schemas that represent and support new products/ enhancements.
• Maintain quality and ensure optimum performance of developed applications.
• Collaborate in design and development with the rest of the team.
• Maintain code integrity, organization, versioning, and apply object-oriented design principles.
• Carry out unit tests of developed applications as well as set up automated testing of applications to ensure correctness, robustness, and scalability.
• Always maintain code and application security while adhering to data protection and privacy standards.
• Leverage AI coding agents and assistants (e.g., Claude Code, Copilot) to accelerate development, review, and testing, while maintaining code quality security, and ownership of what ships.
• Design and build APIs and services that AI agents can consume safely: clear contracts, structured outputs, authentication, and rate limiting.
• Ensure personal information of customers, employees, and partners is processed and protected in line with data privacy laws and global best practices.
  
  

Required competency and skill set to be a Waver: 

• 5-6 years of experience with Java / JEE / Spring Boot and associated technologies.
• Must have hands-on experience on java 8, multithreading, Jvm tuning, performance improvements.
• Strong analytical and problem-solving skills.

• Excellent Data structures and algorithms as well as creative skills to apply them in  solving problems. 
• Excellent knowledge of database and ORM technologies. 
• Hands-on experience working with AI coding assistants/agents to boost productivity, with sound judgment on when to trust, verify, or override their output. 
• Ability and interest to quickly learn new languages and technologies. 
• Excellent problem-solving, troubleshooting and quality assurance skills. 
• Excellent time management and analytical skills.
• Excellent DevOps knowledge including Source Control, Continuous Integration, Configuration Management, Deployment Automation, Containers, Orchestration and  Cloud Platforms like AWS, Azure and GCP. 
  
  

Nice to have: 

• NodeJs experience 
• Understanding of Docker/K8s 
• Kafka Experience
• Experience building agent-facing or agent-integrated systems (tool/function calling, MCP, LLM API integration, prompt design or agentic workflows). 
  
  
  

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