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SohCahToa Holdings Linkedin · Posted yesterday

Backend Engineer

Lagos

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Indexed description

Open Position

Backend Engineer

Power our digital infrastructure as a Backend Engineer at Sohcahtoa Holdings. Build scalable APIs, robust systems, and data pipelines that support our growing business.

Key Responsibilities

  • Design, develop, and maintain scalable backend services and APIs using Node.js and TypeScript (Express, NestJS).
  • Build and maintain microservices-based architectures with clear service boundaries and ownership.
  • Translate business and functional requirements into clean, maintainable, and testable backend code.
  • Develop and maintain RESTful APIs (and GraphQL where applicable), including proper versioning and documentation.
  • Apply SOLID principles, clean architecture, and appropriate design patterns for large-scale financial systems.
  • Design and manage relational database schemas using MySQL and PostgreSQL.
  • Use TypeORM or similar ORM tools for data modeling, migrations, and transactional integrity.
  • Implement secure authentication and authorization mechanisms (JWT, OAuth2, RBAC).
  • Enforce data protection standards, including encryption in transit and at rest.
  • Containerize backend services using Docker and support deployments via Kubernetes.
  • Implement caching strategies using Redis or similar technologies.

Requirements

  • Bachelor's degree in Computer Science, Engineering, or a related discipline, or equivalent practical experience.
  • Experience in fintech, banking, payments, insurance, or other regulated industries is a strong advantage. Relevant technical certifications are an added benefit.
  • Strong experience with Node.js, Express, and NestJS.
  • Strong SQL skills with MySQL/PostgreSQL and hands-on ORM experience.
  • Experience with microservices, API design, and event-driven systems (e.g., Kafka, RabbitMQ).
  • Strong Docker experience and working knowledge of Kubernetes and Linux systems.
  • Strong analytical and troubleshooting capabilities.

Professional Certifications

Values We Look For

  • Data security and user privacy
  • Engineering excellence and reliability
  • Transparency in technical decisions
  • Continuous learning and innovation
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