Senior Backend Developer (TypeScript)

Fusang Exchange Ltd; Kuala Lumpur; On-site; MYR 150,000 - 200,000; Full time

Job summary

A leading digital securities exchange in Asia is looking for a Senior Backend Developer skilled in TypeScript and Node.js. The role involves designing and developing cutting-edge backend systems and APIs. Candidates should have at least 5 years of experience in backend development, strong SQL database skills, and proficiency with AI-assisted development tools. Join us to transform the future of investment opportunities in a dynamic team. Experience in cloud services and DevOps is advantageous.

Qualifications

• Minimum 5 years of hands-on backend coding experience.
• Strong understanding of TypeScript's type systems for server-side applications.
• Familiar with Object-Relational Mapping tools such as Prisma or Drizzle.

Responsibilities

• Design and deploy resilient backend services and APIs using TypeScript.
• Implement scalable architecture using Node.js frameworks.
• Optimize database performance and design efficient schemas.

Skills

TypeScript

Node.js

SQL databases

RESTful APIs

DevOps

AI-assisted coding tools

Education

Diploma or Bachelor’s degree in Information Technology or Computer Science

Tools

PostgreSQL

MySQL

Git

Docker

Job description

Fusang is Asia’s first fully-regulated digital securities exchange, bridging traditional finance with blockchain technology. Licensed in Labuan, Malaysia, we pioneered the world’s first institutional tokenised sukuk and are building the digital infrastructure for tomorrow’s capital markets. Join us in transforming how the world accesses investment opportunities.

The Role

Fusang is seeking a highly skilled and motivated Senior Backend Developer (TypeScript) to join our team. This role involves designing, developing, and deploying cutting‑edge backend systems and APIs using modern TypeScript and Node.js ecosystem technologies. You will be a foundational member of a high‑energy team, contributing to the entire development lifecycle and pushing boundaries with innovative server‑side solutions.

Key Responsibilities:

• Backend System Development: Design, develop, and deploy resilient and high‑performance backend services and APIs using TypeScript as the primary language.
• Server Architecture: Design and implement scalable backend architecture using Node.js frameworks such as Express, Hono, Fastify, or other high‑performance TypeScript solutions.
• Data Management & Integration: Design and implement efficient database schemas, ensure seamless data integration, and optimize database performance to support application needs.
• API Design & Development: Create well‑designed RESTful APIs and GraphQL endpoints with proper documentation, versioning, and security practices.
• Security & Authentication: Implement robust security measures including authentication, authorization, data encryption, and protection against common vulnerabilities.
• End‑to‑End Development Lifecycle: Contribute to all phases of the development lifecycle, from ideation and prototyping to development, testing, deployment, and post‑release support.
• Automation & Tooling: Develop scripts and automation tools to streamline backend development processes and deployment workflows.
• Technical Innovation: Actively explore and integrate new tools, techniques, and innovative ideas into backend projects.
• Performance & Monitoring: Monitor and optimize backend performance, implement caching strategies, and ensure applications can handle high traffic loads.

Job Qualifications and Skill Sets:

• The candidate must possess at least a Diploma or bachelor’s degree in information technology or computer science with at least 5 years’ experience in hands‑on backend coding.
• Solid experience with TypeScript, demonstrating strong understanding of type systems and their application in building robust server‑side applications.
• Extensive experience in Node.js development, including frameworks such as Express, Hono, Fastify.
• Strong proficiency with SQL databases (PostgreSQL, MySQL) and experience with database design, optimization, and migration strategies.
• ORM Experience: Familiarity with Object‑Relational Mapping tools such as Prisma or Drizzle.
• API Development: Proven experience in designing and implementing RESTful APIs and/or GraphQL endpoints with proper testing.
• Authentication & Security: Experience with authentication systems (JWT, OAuth), security best practices, and data protection measures.
• Cloud Services: Familiarity with AWS cloud platform and its backend services.
• DevOps Understanding: Knowledge of containerization (Docker), CI/CD pipelines, and deployment strategies.
• Version Control: Proficiency with Git or Bitbucket workflows and collaborative development practices.
• Testing & Monitoring: Experience with backend testing tools and application monitoring systems.
• Genuine enthusiasm for learning new technologies and tackling new challenges.
• Able to communicate and present ideas and concepts in English.
• Experience with Go (Golang) for high‑performance backend services is an advantage.
• AI‑Assisted Development (Required): Proficiency with AI‑assisted coding tools such as Claude Code, Cursor, or GitHub Copilot is essential—this is a core part of how we build software at Fusang.