Java Developer (Web 3 with Work Life Balance)

TRULYYY PTE. LTD.; Singapore; On-site; SGD 80,000 - 120,000; Full time

Job summary

A fast-growing Web3 company in Singapore is seeking a Senior Java Developer to build high-performance, scalable backend systems for decentralized applications. Candidates should have over 6 years of backend development experience, strong proficiency in Java and Spring Boot, and familiarity with microservices and cloud platforms. Mandarin skills are required due to client interactions. Interested applicants should send their CVs to the provided email.

Qualifications

• 6+ years of backend development experience.
• Deep understanding of data structures, algorithms, multithreading, and distributed systems.
• Experience in Web3, blockchain, or fintech environments is a strong plus.

Responsibilities

• Design, develop, and maintain backend services and APIs using Java (Spring Boot / Spring Cloud).
• Architect and implement scalable, secure systems for blockchain and Web3 applications.
• Collaborate with cross-functional teams including blockchain engineers and product managers.

Skills

Java

Spring Boot

Microservices

RESTful APIs

Distributed Systems

Cloud Platforms (AWS / GCP / Azure)

Data Structures and Algorithms

Mandarin

Education

Bachelor's degree in Computer Science or related field

Job description

I'm partnering with a fast-growing Web3 company to hire a Senior Java Developer with strong backend development experience. The ideal candidate will play a key role in building high-performance, scalable systems that power decentralized applications and blockchain-based platforms.

Key Responsibilities

• Design, develop, and maintain backend services and APIs using Java (Spring Boot / Spring Cloud).
• Architect and implement scalable, secure, and high-availability systems to support blockchain and Web3 applications.
• Collaborate with cross-functional teams including blockchain engineers, frontend developers, and product managers.
• Participate in system design reviews and contribute to improving architecture and development processes.
• Optimize application performance and ensure system reliability.
• Troubleshoot, debug, and resolve complex technical issues in production environments.
• Communicate effectively with both English- and Chinese-speaking stakeholders across regions.

Requirements

• Bachelor’s degree or above in Computer Science, Software Engineering, or a related field.
• 6+ years of backend development experience with strong proficiency in Java and Spring Boot frameworks.
• Deep understanding of data structures, algorithms, multithreading, and distributed systems.
• Hands-on experience with microservices, RESTful APIs, and cloud platforms (AWS / GCP / Azure).
• Familiarity with databases (MySQL, Redis, MongoDB, etc.).
• Experience working in Web3, blockchain, or fintech environments is a strong plus.
• Mandarin is required due to the need to communicate with Mandarin speaking clients and counterparts

If you’re interested in this opportunity, please send your CV to [e-mail]

Regrettably, only shortlisted candidates will be notified. Please note that data provided is for recruitment purposes only.

Business Registration No.: 202004228R | License. No. - 20S0118 | EA Registration No. -R22104027