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Senior Backend Developer (Nodejs)

USER EXPERIENCE RESEARCHERS PTE. LTD.

Open D27 Yishun, Sembawang $6,000.00 - $9,000.00

Posted: August 12, 2025

Job Description

Job Summary:
We are seeking a highly skilled Senior Backend Developer to design, build, and maintain robust backend systems for scalable, high-performance applications. The ideal candidate will have strong expertise in Node.js with TypeScript, database design, and cloud-based architectures. You will be responsible for developing APIs, optimizing performance, and ensuring the reliability and scalability of backend services.

Key Responsibilities:

  • Design, develop, and maintain backend applications using Node.js (Express.js, NestJS) with TypeScript.
  • Architect and manage relational databases (PostgreSQL, MySQL), including schema design and query optimization.
  • Build and maintain REST and GraphQL APIs for high availability and scalability.
  • Deploy and manage services on AWS, with a focus on serverless components (Lambda, API Gateway, etc.).
  • Implement scalable, high-performance system architectures.
  • Collaborate with frontend developers, mobile developers, and product teams to integrate backend solutions seamlessly.
  • Monitor, troubleshoot, and resolve production issues.
  • Apply best practices for security, performance, and maintainability.

Key Skills & Qualifications:

  • Strong proficiency in Node.js with TypeScript (Express.js, NestJS).
  • Solid experience with relational databases (PostgreSQL, MySQL).
  • Hands-on experience with AWS serverless services (Lambda, API Gateway, etc.).
  • Expertise in developing and integrating REST and GraphQL APIs.
  • Strong understanding of scalable and high-performance backend architectures.
  • Excellent problem-solving skills and attention to detail.
  • Effective communication and collaboration skills.

Preferred Attributes:

  • Experience with microservices architecture.
  • Familiarity with containerization (Docker) and orchestration tools (Kubernetes).
  • Knowledge of CI/CD pipelines and DevOps practices.

How to Apply

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