Senior Backend Engineer - Trading Experience (Go/Ruby)

Coinhako; Singapore; On-site; SGD 120,000 - 180,000; Full time

Benefits offered by this job

Startup culture

CBD location

Generous annual leaves

Medical coverage

Self-care benefits

Vibrant office with pantry

Pet-friendly office

Job summary

Coinhako, a market-leading digital assets platform in Singapore, is seeking a Senior/Staff Backend Engineer to design, build, and maintain scalable backend services. You’ll collaborate across teams to deliver high-performance systems, with a SME mindset guiding both senior and junior engineers in a fast-paced crypto trading domain.

You will contribute to architecture discussions, optimize runtimes, and ensure robust, secure service delivery across REST and WebSocket interfaces in a cloud-first

Qualifications

• Minimum 5 years of professional work experience as a Software Engineer in designing and building distributed systems.
• Strong background and expertise in Ruby or Go, demonstrating mastery of language features and best practices.
• Excellent communication and interpersonal skills, with the ability to convey complex technical concepts to both technical and non-technical stakeholders.
• Experience with REST APIs and WebSocket.
• Proven expertise in cloud platforms, specifically Amazon Web Services (AWS), along with proficiency in Docker and Terraform for infrastructure management.
• Hands-on experience in building systems using both SQL and NoSQL databases, demonstrating a nuanced understanding of database design and optimization.
• Comfortable working in a fast-paced work environment.
• Demonstrate an collaborative attitude with a bias toward action.
• Experience working in Cryptocurrency/Blockchain/Fintech/Finance Trading domain is a plus.

Responsibilities

• Design, build and maintain our backend services.
• Ensure the quality and performance of applications to specifications.
• Collaborate with cross-functional teams to define, design, and implement new features.
• Optimize build and runtime performance of our services and application.
• Actively participate in team discussions to drive problem-solving.
• Participate in all phases of the development life cycle such as developing, code review, testing, and debugging.
• Serve as a SME in backend development, providing guidance and mentorship to senior and junior team members.
• Optimize build and runtime performance of our services and applications, demonstrating a deep understanding of system architecture.

Skills

Distributed systems

Ruby

Go

REST APIs

WebSocket

Cloud platforms (AWS)

Docker

Terraform

SQL & NoSQL databases

Communication skills

Tools

Docker

Terraform

AWS

Job description

Coinhako, a market-leading digital assets platform in Singapore, is seeking a Senior/Staff Backend Engineer to design, build, and maintain scalable backend services. You’ll collaborate across teams to deliver high-performance systems, with a SME mindset guiding both senior and junior engineers in a fast-paced crypto trading domain.

You will contribute to architecture discussions, optimize runtimes, and ensure robust, secure service delivery across REST and WebSocket interfaces in a cloud-first