Golang Developer (Blockchain/web3)

- Competitive salary
- Income: Project bonuses, Tet bonuses
- Social/health/unemployment insurance

## **Job description**

- Understand technical design documents and implement relevant business logic code as per the requirements of the lead.
- Responsible for the development, testing, and upgrading of functional modules.
- Responsible for researching new technologies and solving difficult problems.
- Identify performance bottlenecks or architectural defects in functional modules and propose effective solutions to continuously improve the system and foster innovation.

## **Your skills and experience**

- Your skills and experience
- 5+ years of backend development experience, with at least 2 years of hands-on Golang experience.
- Proficient in Golang concurrent programming (goroutine/channel, sync package, memory model).
- Familiar with the Golang ecosystem (Gin/Echo, gRPC, Protobuf, WebSocket).
- Having skills in self-studying documentation, researching, and writing POCs about go-Ethereum, Fabric, Cosmos SDK
- Familiar with microservices architecture (service discovery, circuit breaking & rate limiting, distributed transactions).
- Proficient with Kubernetes/Docker and experienced with cloud platforms (AWS/Aliyun).
- Familiar with message queues (Kafka/RabbitMQ) and caching systems (Redis).

**Nice to have**

- Understanding of blockchain infrastructure (consensus algorithms, P2P networks)
- Ability to read smart contract (Solidity) or DApp integration is a plus
- Understand cryptographic algorithms (ECDSA, SHA-3, Merkle Tree, ...)

**Management Requirements:**

- 2+ years of experience managing a technical team (5–10 people).
- Skilled in task breakdown, technical decision-making, and code review.
- Familiar with Agile development (Scrum/Kanban) and capable of driving team collaboration efficiently.

**Bonus Points:**

- Contributions to open-source IM projects (e.g., Matrix, Telegram protocol analysis) or blockchain open-source contributions (e.g., Ethereum, Cosmos).
- Knowledge of Zero-Knowledge Proofs (ZKP) or Layer 2 scaling technologies (e.g., Rollup, state channels).
- Experience in optimizing large-scale distributed systems (e.g., messaging systems handling millions of QPS).

## **Why you'll love working here**

- Lương thưởng tháng 13 hằng năm
- Quà cho các ngày lễ như đoan ngọ, trung thu...
- tham gia bhxh, bhyt, bhtn
- Thưởng theo năng lực.
- Môi trường sáng tạo, được tự do đề xuất ý tưởng.
- Được tham gia các dự án sản phẩm thực tế, quy mô lớn.
- Review lương 1–2 lần/năm.