Senior Blockchain Developer (100% Remote - Portugal) Lisboa

Senior Blockchain Developer (100% Remote - Portugal)
Lisboa
Lisboa, Lisboa, Portugal

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Senior Blockchain Developer (100% Remote - Portugal), Lisbon

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Client:

Tether Operations Limited

Location:

Lisbon, Portugal

Job Category:

Other

-

EU work permit required:

Yes

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Job Reference:

41a9edbb4817

Job Views:

7

Posted:

23. 05. 2025

Expiry Date:

07. 07. 2025

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Job Description:

Join Tether and Shape the Future of Digital Finance

At Tether, we’re not just building products, we’re pioneering a global financial revolution. Our
- edge solutions empower businesses—from exchanges and wallets to payment processors and ATMs—to seamlessly integrate
- backed tokens across blockchains. By harnessing the power of blockchain technology, Tether enables you to store, send, and receive digital tokens instantly, securely, and globally, all at a fraction of the cost. Transparency is the bedrock of everything we do, ensuring trust in every transaction.

Innovate with Tether

Tether Finance: Our innovative product suite features the world’s most trusted stablecoin, USDT, relied upon by hundreds of millions worldwide, alongside pioneering digital asset tokenization services.

But that’s just the beginning:Tether Power: Driving sustainable growth, our energy solutions optimize excess power for Bitcoin mining using
- friendly practices in
-
-
- art,
- diverse facilities.

Tether Data: Fueling breakthroughs in AI and
-
- peer technology, we reduce infrastructure costs and enhance global communications with
- edge solutions like KEET, our flagship app that redefines secure and private data sharing.

Tether Education: Democratizing access to
- tier digital learning, we empower individuals to thrive in the digital and gig economies, driving global growth and opportunity.

Tether Evolution: At the intersection of technology and human potential, we are pushing the boundaries of what is possible, crafting a future where innovation and human capabilities merge in powerful, unprecedented ways.

Why Join Us?

Our team is a global talent powerhouse, working remotely from every corner of the world. If you’re passionate about making a mark in the fintech space, this is your opportunity to collaborate with some of the brightest minds, pushing boundaries and setting new standards. We’ve grown fast, stayed lean, and secured our place as a leader in the industry.

If you have excellent English communication skills and are ready to contribute to the most innovative platform on the planet, Tether is the place for you.

Are you ready to be part of the future?

About the job

The Wallet Development Kit (WDK) Software Engineer contributes to Tether's
- sourcetoolkit for building
- custodial wallet applications across mobile and desktop platforms. This position involves technical design, implementation, and collaboration with other teams to advance the toolkit's capabilities. Prior experience with the creation of wallets or in De
Fi will be beneficial.

Responsibilities

• Innovative Solutions: Contribute to the creation of groundbreaking projects, utilizing agile methodologies and innovative technologies to create incredible platforms.
• Scalability: Ensure backend services remain effortlessly responsive and
  - time, accommodating the platform's continual growth and evolving user base.
• Security: Uphold the highest security standards in all backend processes and services to safeguard our users' assets and data.

Past experience building or integrating crypto wallets for De
Fi and blockchain applications.

Modular Architecture: Familiarity with modular architecture for scalable applications.

Complex Platform Development: Experience in actively developing complex platforms and APIs.

Quick Learner: Ability to quickly adapt and learn new technologies.

Security Awareness: Strong understanding and experience implementing best security practices.

Nice to have

High-Availability Concepts: Experience with
- availability concepts and best practices for ensuring system reliability.

Additional Programming Skills: Knowledge of Go, Rust, or C++ is advantageous.

Familiarity with message queues (Redis), caches, and job queues.

Mobile Development: Experience in React Native, Flutter or Native mobile development.