Backend Developer (Node.js / Java) at Tezza Business Solutions Ltd

About the Role

• We are seeking a skilled Backend Developer with experience in Node.js and Java to join our growing engineering team.
• The ideal candidate will be responsible for designing, developing, and maintaining robust, scalable, and high-performance backend systems that power our financial products and services.

Key Responsibilities

• Design, build, and maintain scalable APIs and microservices using Node.js or Java.
• Develop and optimize server-side logic, ensuring high performance and responsiveness.
• Integrate third-party APIs and services, including payment gateways and financial data systems.
• Collaborate with frontend engineers, DevOps, and product teams to define and implement technical solutions.
• Write clean, maintainable, and efficient code with proper documentation.
• Conduct code reviews, unit testing, and integration testing.
• Maintain data integrity and security in compliance with industry standards.
• Troubleshoot and debug production issues, ensuring system reliability and uptime.
• Contribute to continuous improvement of development processes and practices.

Requirements

• Bachelor’s degree in Computer Science, Engineering, or related field.
• 3+ years of experience as a Backend Developer or similar role.
• Strong proficiency in Node.js (Express/NestJS) or Java (Spring Boot).
• Experience with RESTful APIs, microservices architecture, and message queues (e.g., RabbitMQ, Kafka).
• Solid understanding of databases — both SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, Redis).
• Familiarity with Docker, CI/CD pipelines, and cloud platforms (AWS, GCP, or Azure).
• Good understanding of authentication & authorization frameworks (OAuth2, JWT).
• Experience with Git and version control workflows.
• Strong analytical and problem-solving skills.
• Excellent communication and teamwork abilities.

Preferred Qualifications:

• Experience in the fintech or microfinance industry.
• Knowledge of event-driven architecture and asynchronous programming.
• Familiarity with GraphQL or gRPC.
• Exposure to agile methodologies (Scrum/Kanban).