Senior Back-End Engineer (API)

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Senior Back-End Engineer (API)

At Monterosa we're looking for a Senior Back-End Engineer to join our team.

Full-time · Accra

Job summary

As a Senior Back-End Engineer (API), you will play a key role in designing, implementing, and maintaining robust, scalable, and high-performance server-side logic and database architectures. You will collaborate with cross-functional teams to develop efficient, secure, and reliable back-end solutions that power our applications. Your expertise in Node.js, TypeScript, database management, AWS services, back-end services optimisation and observability will be critical in delivering seamless user experiences and meeting business objectives.

Key responsibilities

Server-Side Development

  • Design, develop, and deploy server-side logic using Node.js & TypeScript.

  • Ensure solid code styling and maintainability through best practices.

  • Optimise and maintain APIs and backend services to ensure scalability and reliability.

  • Implement asynchronous programming patterns and event-driven architecture.

Database Management

  • Implement and optimise database schemas, queries, and transactions.

  • Work with MySQL and NoSQL (Redis, MongoDB, DynamoDB) databases.

  • Design efficient data storage and retrieval strategies.

API Development

  • Develop and maintain RESTful and GraphQL APIs.

  • Integrate third-party APIs and ensure efficient inter-service communication.

  • Implement API Gateway strategies for managing requests and scaling services.

Distributed and Observable Software Architecture

  • Design, implement and manage distributed software using Bull/BullMQ and AWS-native queuing systems.

  • Ensure observability using robust logging and data dashboards using Pino, ELK, Grafana, and AWS CloudWatch.

Security and Performance Optimisation

  • Apply secure coding practices and data encryption techniques.

  • Optimise application performance through caching strategies, load balancing and scalability planning.

  • Design for high load, measure and optimise performance using K6 and other tools.

  • Implement rate limiting, authentication (OAuth, JWT), and access controls.

AWS Cloud Services

  • Utilise AWS services including Lambda, API Gateway, DynamoDB and other services.

  • Implement serverless functions and event-driven architectures.

  • Monitor cloud resources and optimise deployments for cost-effectiveness and performance.

Collaboration and Documentation

  • Work closely with front-end developers (React), designers, QA, and project managers.

  • Maintain clear and up-to-date documentation of codebases, APIs, and deployment processes.

About you

Qualifications:

  • Proficiency in one or more of the following technologies, depending on the team’s stack: 

    • Node.js & TypeScript (Express, Koa, or equivalent frameworks)

  • API Development and Tooling: REST, OpenAPI, Postman, K6

  • Databases and data modelling: SQL, NoSQL, MySQL, Redis, Mongo

  • HTML, CSS, and JavaScript Fundamentals

  • Version Control: Git, GitLab, Git Flow

  • Observability: Logging, status reporting and monitoring

  • AWS Fundamentals: Access Management, S3, CloudFront, EC2/ELB

  • Containerisation Fundamentals: Using Docker Locally, Configuring and Running Pre-built Containers

Apply for the job

Do you want to join our team as our new Senior Back-End Engineer? Then we'd love to hear from you!

Apply now