Senior Full Stack Engineer (Web3/AI /Mandarin Speaking)

Hyphen Connect; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

A forward-looking tech company in Singapore is seeking a Senior Full Stack Engineer to drive the development of an innovative Ethereum Layer 2 solution integrated with AI. This role requires 5+ years of software engineering experience with a strong focus on backend, and fluency in both English and Mandarin. You'll play a key role in design and development, working closely with cross-functional teams in a fast-paced startup environment. Opportunities for leadership may arise in the future.

Qualifications

• 5+ years of experience in software engineering with backend focus.
• Proven experience with APIs, cloud/DevOps, and Web3 technologies.
• Experience building trading platforms in CEX and DEX environments.

Responsibilities

• Design, develop, and maintain end-to-end web applications.
• Assist with infrastructure tasks and production operations.
• Develop and maintain backend API servers and microservices.

Skills

Node.js

Go

APIs

Web3 technologies

Fluent Mandarin

Fluent English

Tools

PostgreSQL

Redis

WebSockets

gRPC

Linux operations

Job description

Senior Full Stack Engineer (Web3/AI /Mandarin Speaking)

We are hiring for one of our ecosystem projects, an innovative AI and Web3 company building an Ethereum Layer 2 solution integrated with advanced AI agents. As the first engineer dedicated to this initiative, you will play a pivotal role in its development, with potential opportunities to build and lead a team in the future.

Responsibilities

• Design, develop, and maintain end-to-end web applications, focusing primarily on backend development while contributing to frontend tasks as needed.
• Assist with infrastructure tasks, such as deploying applications and ensuring smooth production operations.
• Manage infrastructure and service-related costs to ensure scalable and efficient solutions.
• Develop and maintain backend API servers and microservices, integrating with third-party services to enhance system functionality.
• Collaborate closely with the founder and cross-functional teams to deliver high-impact features in a fast-paced startup environment.
• Contribute to the overall architecture of Web3 and AI-driven products, ensuring secure, efficient, and decentralized operations.

Requirements

• 5+ years of experience in software engineering, with a focus on backend development, APIs, cloud/DevOps, and Web3 technologies.
• Proven experience building trading platforms, ideally in both centralized (CEX) and decentralized (DEX) environments.
• Proficiency in Node.js and/or Go; familiarity with smart contract development (e.g., Solidity) is essential.
• Fluency in both English and Mandarin is required.

Nice to Have

• Knowledge of AI concepts is a plus, as you will integrate with our AI agents.
• Experience with Hyperliquid is highly desirable.
• Familiarity with databases (e.g., PostgreSQL, Redis), WebSockets, message queues, gRPC, Linux operations, and an interest in blockchain or decentralized applications.