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Mid-Level Backend Developer (NodeJS) – High-Growth Startup

WakaMi · Lagos

New
Hybrid Mid 350,000 - 500,000 NGN/month 🇬🇧 English
Node.js TypeScript JavaScript RESTful APIs PostgreSQL AWS Docker Redis Message queues WebSockets OpenAPI/Swagger Git CI/CD

Job description

About the role

We are looking for a skilled and dependable Mid-Level Backend Engineer to join our growing engineering team. You will design, build, and maintain the backend services that power WakaMi’s mobile application and administrative platform.

Key responsibilities

  • Design, develop, test, and maintain reliable backend services and RESTful APIs.
  • Build and improve features for task posting, matching, runner assignment, ratings, and dispute management.
  • Develop secure workflows for wallets, payments, escrow transactions, refunds, and transaction reconciliation.
  • Design efficient PostgreSQL schemas, queries, indexes, migrations, and data‑access patterns.
  • Integrate third‑party services for payments, identity verification, maps, notifications, and messaging.
  • Monitor application performance, API reliability, database health, logs, and error rates.

Required profile

  • Three to five years of professional backend software development experience.
  • Strong proficiency in Node.js, TypeScript, and JavaScript.
  • Practical experience designing and maintaining RESTful APIs.
  • Strong knowledge of PostgreSQL or another relational database.
  • Experience implementing authentication, authorization, and secure API‑development practices.
  • Working knowledge of AWS or a comparable cloud platform.

Required skills

  • Node.js
  • TypeScript
  • JavaScript
  • RESTful API design
  • PostgreSQL
  • AWS (Lambda, ECS, S3, API Gateway, RDS, CloudWatch, SQS)
  • Docker
  • Redis
  • Message queues (e.g., SQS)
  • WebSockets
  • OpenAPI/Swagger
  • Git
  • CI/CD workflows

Questions fréquentes

Le salaire proposé pour ce poste est de 350-500k NGN par mois. Le détail figure dans l'annonce.
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Published 1 day ago

Expires 1 month from now

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WakaMi

Lagos