Senior Backend Developer (Web3)
freeC's Client

Save Job
Messages
Work remote
Hiring 1 people
5 years of experience
Ha Noi & 2 other places
Published 26/11/2025

Why You’ll Love Working Here

Remote working (Vietnam time)
Net salary (PIT will be covered by the company)

Job Description

We are collaborating with a global leader in tokenised fine wine, a client who has successfully connected over 210 elite producers with collectors and top restaurants worldwide. Building on their established foundation, they are launching a next-generation trading platform designed to fix the inefficiencies in a market projected to reach $25B. This new platform, powered by blockchain, promises to bring unprecedented speed, transparency, and fairness to the industry.

To turn this ambitious vision into reality, they are searching for 2 Senior Backend Developers to craft the elegant, intuitive user experiences that will define the future of digital wine trading

What You’ll Do

  • Design and build high-performance backend services using Bun, TypeScript, and Elysia.js.
  • Architect and maintain complex database schemas with PostgreSQL and Prisma ORM.
  • Implement blockchain integrations for NFT marketplace operations, provenance tracking, and Web3 features.
  • Collaborate with frontend, product, and design teams to deliver seamless user experiences
  • Drive technical decisions around architecture, scalability, and performance optimisation
  • Champion code quality through testing, documentation, and thoughtful code reviews

What We’re Looking For

  • 5+ years of backend engineering experience with modern JavaScript/TypeScript ecosystems
  • Strong experience with PostgreSQL, including complex queries, indexing, and performance optimisation
  • Strong understanding of REST API design, error handling, and validation patterns
  • Experience with AWS services (S3, EventBridge, Secrets Manager, ElastiCache) and infrastructure design (Terraform)
  • Solid grasp of testing strategies (unit, integration, E2E) and quality assurance
  • Hands-on Web3 experience (e.g., Ethers).
  • Excellent communication skills, fluent in English


Skills

Web3 experience
AWS services
Elysia.js
JavaScript/TypeScript
NFT market
Company Info
freeC's Client
Ho Chi Minh
101-300 employees
https://freec.asia/
Ho Chi Minh
101-300 employees
https://freec.asia/
HRTech
IT/ Web

About

freeC is the Smart Recruiting Platform that leverages matching technology to actively connect hundred of thousand of employers and job seekers. The success of freeC is determined by our success in operating as a unified team. If you're interesting, ambitious, and eager to advance your career with us, explore our vacancies as below. We're excited to have you on board our ship to help us grow fast, deliver on our mission of actively connecting employers and job seekers around Vietnam

Working Address

Lầu 06, Tòa nhà BCONS TOWER II , Số 42/1, Đường Ung Văn Khiêm, Phường 25, Quận Bình Thạnh, TP. HCMView map