Senior Backend Engineer

Varadise Limited; Hong Kong; On-site; HKD 420,000 - 780,000; Full time

Job summary

Varadise Limited in Hong Kong is seeking a seasoned Backend Engineer to develop server-side logic and scalable APIs for web and mobile applications. You will collaborate with front-end teams to design and deploy high-quality software.

The role requires 5+ years in back-end development, strong Node.js skills, and familiarity with Golang, MQ/Kafka, microservices, and large-scale databases. Proficiency in Cantonese and English is essential.

Qualifications

• 5+ years of IT experience focusing on back-end development.
• Proficient in Node.js with hands-on development experience (Golang familiarity a plus).
• Experience with MQ/Kafka, microservices, and large-scale data processing.

Responsibilities

• Develop server-side logic and APIs for web/mobile applications; provide coaching, guidance, and support.
• Work with front-end developers and UX designers to design, develop and deploy high-quality software solutions.
• Design and implement system architecture with a focus on scalability, performance, and security.
• Develop it yourself, ensuring code quality and best practices are followed.
• Work with product managers to align development methodologies based on waterfall and agile methodologies.
• Ensure projects are delivered on time and meet internal requirements and industry standards.

Skills

Node.js

Golang

Event-driven architecture

Microservices

Caching

Relational databases

Cross-functional teams

Communication (Cantonese/English)

Tools

MQ

Kafka

Job description

• Develop server-side logic and APIs for web/mobile applications; provide coaching, guidance, and support.
• Work with front-end developers and user experience designers to design, develop and deploy high-quality software solutions.
• Design and implement system architecture with a focus on scalability, performance, and security.
• Develop it yourself, ensuring code quality and best practices are followed.
• Work with product managers to align development methodologies based on waterfall and agile methodologies.
• Ensure projects are delivered on time and meet internal requirements and industry standards.

What We’re Looking For?

• 5+ years of IT experience, focusing on back-end development.
• Proficient in Node.js with hands‑on development experience. (Familiar with Golang and interested are preferred)
• Event/message‑driven architecture: Experience with domain‑driven design and event/message‑driven architecture (e.g. MQ, Kafka).
• Microservices and Caching: Expertise in microservices and caching technologies.
• Database management: Proficient in relational databases and file databases, especially large‑capacity data processing.
• Familiar with waterfall and agile methodologies, and able to adapt to different project management styles.
• Excellent teamwork skills and experience working in cross‑functional teams.
• Good communication skills in Cantonese and English (written and oral).
• Understanding AIoT, Digital Twin, FM systems in the construction industry is a plus.
• Candidate with less experience will be considered as Backend Engineer.