16 KoinBX Jobs

We are seeking a highly skilled and motivated Senior Backend Engineer with a strong foundation in Node.js and TypeScript to join our growing team.
In this role, you will be responsible for designing, developing, and maintaining high-performance and scalable backend services for our critical applications.
You will work closely with a talented team of engineers to build innovative solutions that drive our business forward.

Responsibilities :

- Design, develop, and maintain RESTful APIs and other backend services using Node.js and TypeScript.

- Implement robust and scalable solutions using industry-best practices and design patterns.

- Worked with NoSQL and SQL databases (e.g., MySQL, MongoDB, Redis) to efficiently store and retrieve data.

- Develop and implement secure and reliable authentication and authorization mechanisms.

- Participate in all phases of the software development lifecycle, including requirements gathering, design, development, testing, and deployment.

- Write clean, well-documented, and maintainable code adhering to coding standards.

- Collaborate effectively with cross-functional teams, including front-end engineers, product managers, and QA engineers.

- Troubleshoot and debug issues effectively and efficiently.

- Stay up-to-date with the latest advancements in Node.js, TypeScript, and related technologies.

Requirements :

- 5+ years of professional experience in backend development with a strong focus on Node.js and TypeScript.

- Strong understanding of Node.js frameworks (e.g., Express.js, NestJS).

- Proficiency in TypeScript, including experience in building scalable and maintainable applications.

- Solid understanding of RESTful API design principles and best practices.

- Experience with asynchronous programming patterns (e.g., Promises, Async/Await).

- Experience working with databases (SQL/NoSQL), including MySQL, MongoDB, and Redis.

- Strong understanding of security principles and best practices for web applications (e.g., authentication, authorization, data encryption).

- Excellent problem-solving, analytical, and debugging skills.

- Excellent communication and collaboration skills.

- Experience with blockchain technologies and cryptocurrency exchanges.

- Experience with containerization technologies (e.g., Docker, Kubernetes).

- Experience with cloud platforms (e.g., AWS, Azure, GCP).

- Experience with testing frameworks (e.g., Jest, Mocha).