Senior Backend Developer (Node.js)( TANGEM AG )

Компания "TANGEM AG"

Tangem is a high-tech company in the blockchain sector was founded in 2017, headquartered in Zug, Switzerland, with branches in North America, Eastern Europe, and APAC.

Tangem started with the idea of bringing digital assets to the masses using a unique combination of a smartcard-based hardware wallet and mobile applications. Company owns and promotes the technology of hardware cold-wallet for digital assets with secure and simple UX in 220 countries today. Our customers enjoy setup time within 1 minute with the ultimate security level for digital assets on their wallet. Tangem solutions offer multi-support of a growing number of thousands of tokens by a single wallet. SBI Crypto Investment Ltd., the digital asset venture investment company wholly owned by SBI Holdings Inc., has invested $15 million into Tangem in 2019 for mass adoption of blockchain technology.

About Tangem Express: This is a project that will reduce the threshold of entry into the crypto world for ordinary users and remove unnecessary technical movements. We are working on creating an aggregator for DEXes, CEXes and Bridges.

Current Technology Stack: Node.js, Nest.js, JavaScript, TypeScript, TypeORM, PostgreSQL

We are looking for a Senior Backend Engineer for:

• Developing crypto exchange aggregator.
• Maintaining and evolving the current architecture.
• Participating in new projects and infrastructure code development.
• Writing tests.
• Contributing to task planning and estimation.
• Managing the release process to production.

You're a great fit if you:

• Have experience in backend development using Node.js and profiling applications in production.
• Have a solid understanding of software design principles and patterns.
• Understand common application security vulnerabilities and know how to prevent and mitigate them.
• Can write complex and efficient SQL queries without relying on an ORM, and optimize them when needed.
• Have experience optimizing applications to handle increasing load and traffic.
• Have experience with monitoring, logging, and debugging production issues.
• Have experience writing unit and end-to-end (E2E) tests.

Tech Stack

• Node.js, JavaScript, TypeScript.
• Nest.js - the primary framework.
• Microservices with clean architecture.
• No legacy code.
• TypeORM - for interacting with database.
• PostgreSQL/Redis.
• AWS - all projects are deployed in the cloud.
• Github/Github Actions - for VC and CI/CD.

What We Offer:

• Stability, development, participation in the future unicorn's growth.
• Remote work from anywhere in the world.
• Competitive salary in EURO/USDT.
• Unlimited vacation.
• Birthday presents.
• Compensation for the purchase of necessary technical devices for the work.
• Paid sick leaves.