About the role

Design and develop scalable backend services.
Expertise in Node.js and TypeScript required.
Experience with RESTful APIs and GraphQL.
Work with cloud platforms like AWS and GCP.
Mentor junior engineers and collaborate with teams.

Skills the posting asks for

Node.js
TypeScript
PostgreSQL
AWS
Docker

Summarised from the employer’s posting, which is reproduced in full below.

The employer’s full posting

Responsibilities

Backend Development: Design, develop, and maintain scalable and high-performance backend services using Node.js, TypeScript (or JavaScript), and Express.js/NestJS/Koa
System Architecture: Contribute to system design, database modeling, and microservices architecture to support high-availability applications.
API Development: Develop RESTful APIs and GraphQL APIs for web and mobile applications, ensuring security, scalability, and efficiency.
Database Management: Work with relational (PostgreSQL, MySQL) and NoSQL databases (MongoDB, Redis) for efficient data storage and retrieval.
Cloud & Infrastructure: Deploy and manage services using cloud platforms (AWS, GCP, Azure) and containerized solutions (Docker, Kubernetes).
Performance Optimization: Identify and resolve bottlenecks in backend applications, ensuring low latency and high throughput.
Security & Compliance: Implement authentication, authorization (OAuth, JWT), data encryption, and security best practices.
Testing & Quality Assurance: Write unit, integration, and end-to-end tests using frameworks like Jest, Mocha, Chai to maintain code quality.
Monitoring & Logging: Implement observability tools (Prometheus, Grafana, ELK, Datadog) for error tracking, logging, and performance monitoring.
Collaboration & Mentorship: Work closely with frontend, DevOps, and product teams while mentoring junior engineers.
CI/CD & Automation: Build and maintain CI/CD pipelines for automated deployments using GitHub Actions, GitLab CI/CD, Jenkins, or CircleCI.

Qualifications

5+ years of experience in backend development with Node.js and TypeScript/JavaScript.

Required Skills

Strong expertise in RESTful API design, GraphQL, and microservices architecture.
Experience with SQL and NoSQL databases (e.g., PostgreSQL, MySQL, MongoDB, Redis).
Hands-on experience with cloud services (AWS/GCP/Azure) and containerized applications (Docker, Kubernetes).
Strong knowledge of authentication & authorization (OAuth, JWT, SSO).
Experience with testing frameworks (Jest, Mocha, Chai) and test-driven development (TDD).
Familiarity with caching strategies (Redis, CDN) for optimized performance.
Experience with event-driven architectures (Kafka, RabbitMQ, AWS SQS).
Deep understanding of scalability, performance tuning, and security best practices.
Strong debugging and problem-solving skills.