Backend Developer

Key Responsibilities
Design, develop, test, and maintain backend services and APIs.
Build scalable and secure systems capable of handling high transaction volumes.
Integrate with third-party APIs and payment providers.
Optimize database performance and write efficient queries.
Collaborate with frontend developers, product managers, and QA teams to deliver new features.
Troubleshoot production issues and implement timely fixes.
Ensure code quality through testing, documentation, and peer reviews.
Implement security best practices and data protection measures.
Participate in system architecture discussions and technical planning.
Monitor application performance and continuously improve reliability.
Minimum Qualifications
Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field.
At least 3 years of professional backend development experience.
Proven experience building and maintaining RESTful APIs.
Strong understanding of software development principles and design patterns.
Technical Requirements
Candidates should demonstrate proficiency in most of the following:
Programming Languages
Node.js (preferred)
TypeScript
JavaScript
Frameworks
Express.js
NestJS (an added advantage)
Databases
PostgreSQL
MySQL
Redis
Experience with database design and optimization
API Development
REST APIs
GraphQL (optional but advantageous)
API authentication (JWT, OAuth)
Cloud & Infrastructure
Docker
Linux server management
CI/CD pipelines
Experience deploying applications in cloud environments (AWS, Azure, or DigitalOcean)
Version Control
Git
GitHub or GitLab workflows
Security
Secure authentication and authorization
Encryption best practices
OWASP security principles
Rate limiting and API protection
Nice-to-Have Skills
Experience in fintech or financial systems.
Experience integrating mobile money platforms or payment gateways.
Familiarity with message queues (RabbitMQ, Kafka, or similar).
Experience with microservices architecture.
Knowledge of event-driven systems.
Experience with automated testing frameworks.
Familiarity with monitoring tools and logging solutions.
Soft Skills
Strong analytical and problem-solving abilities.
Excellent communication skills.
Ability to work independently and collaboratively.
High attention to detail.
Ability to thrive in a fast-paced environment.
Strong ownership mindset and accountability.