Senior Backend Developer

Overview

Recruiter for the Life Sciences and Engineering industries | Senior Manager at Mason & Co. About the Company : This employer is a provider of communications and consulting services. They have a well-established brand presence and a wide network of clients in Malaysia, and are a leader in their market. They are building their tech capabilities, with a strong push to implement modern technologies in their business operations. About the Job : In this position, you will be part of the expanding tech team and take responsibility for backend development, primarily with web applications. This is a senior role where you will also contribute in mentoring juniors, and shape the technical direction of the team. Job Responsibilities :

Architect, develop, and maintain scalable APIs and backend systems using Node.js and PostgreSQL. Lead API design and implementation discussions, ensuring strong authentication and authorization frameworks. Define, document, and enforce backend engineering standards and best practices. Implement and uphold API and data security best practices, including secure data handling, encryption, and protection against common vulnerabilities (e.g., SQL injection, XSS). Design, optimize, and maintain PostgreSQL database schemas to ensure data integrity, efficiency, and performance. Mentor and guide junior engineers, conducting code reviews and providing technical support and skill development. Job Requirements :

5+ years of hands-on experience in backend development, especially for web applications Experience with Node.js and TypeScript for server-side applications. Proficiency in PostgreSQL, including database architecture, query optimization, and migration management. Extensive experience with Express.js or Koa.js frameworks Solid understanding of RESTful API design principles, versioning, and documentation tools such as OpenAPI / Swagger. Expertise in authentication and authorization protocols (e.g., OAuth2, JWT, RBAC). In-depth knowledge of API and data security best practices. Exceptional analytical and problem-solving abilities, with a proven track record of resolving complex backend challenges. Demonstrated experience in mentoring or leading engineering teams. What’s on offer :

Exciting career progression opportunities in a leading industry player Competitive remuneration and benefits (Basic salary up to RM 9000) The chance to be part of a growing industry that makes a difference in people’s lives

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