Backend Developer Blockchain Integrations (100% remote)

Tether Operations Limited; Johannesburg; Remote; ZAR 800,000 - 1,100,000; Full time

Job summary

A leading digital finance company in Johannesburg seeks a Wallet Development Kit Software Engineer to develop and enhance an open-source toolkit for self-custodial wallets. Ideal candidates have 5+ years of experience in Node.js and JavaScript. The role focuses on innovative solutions, backend scalability, and high security standards. Join a global team dedicated to shaping the future of digital finance.

Qualifications

• 5+ years of experience with Node.js and JavaScript.
• Experience in crypto wallets for DeFi and blockchain applications.
• Understanding of scalability and security best practices.

Responsibilities

• Develop Tether's SDK for self-custodial wallet applications.
• Contribute to innovative solutions and groundbreaking projects.
• Ensure backend services are responsive to growth.

Skills

Node.js

JavaScript

DeFi

Modular Architecture

Peer-to-Peer Technologies

Quick Learner

Security Awareness

Tools

React Native

Flutter

Redis

C++

Go

Rust

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 solutions enable seamless integration of reserve-backed tokens across blockchains for businesses such as exchanges, wallets, payment processors, and ATMs. By leveraging blockchain technology, Tether allows you to store, send, and receive digital tokens instantly, securely, and globally, at a fraction of the cost. Transparency is fundamental to our operations, ensuring trust in every transaction.

Innovate with Tether

Tether Finance: Our product suite includes the world’s most trusted stablecoin, USDT, used by hundreds of millions worldwide, along with digital asset tokenization services.

And that’s just the beginning:

Tether Power: Focused on sustainable growth, our energy solutions optimize excess power for eco-friendly Bitcoin mining in geo-diverse facilities.

Tether Data: Supporting AI and peer-to-peer tech, we reduce infrastructure costs and improve global communication with solutions like KEET, our flagship app for secure, private data sharing.

Tether Education: Making digital learning accessible, empowering individuals to thrive in digital and gig economies, and fostering global growth.

Tether Evolution: At the crossroads of technology and human potential, we push boundaries to create a future where innovation and human capabilities merge seamlessly.

Why Join Us?

Our team is a global talent hub, working remotely worldwide. If you’re passionate about fintech innovation, this is your chance to collaborate with top minds, push boundaries, and set industry standards. We’ve grown rapidly, maintained agility, and established industry leadership.

If you have excellent English communication skills and want to contribute to the most innovative platform on Earth, Tether is for you.

Ready to shape the future?

About the job

The Wallet Development Kit (WDK) Software Engineer develops Tether's open-source toolkit for self-custodial wallet applications across mobile and desktop platforms. This role involves designing, implementing, and collaborating with teams to enhance the toolkit’s capabilities. Experience with wallet creation or DeFi is a plus.

Responsibilities

Innovative Solutions: Contribute to groundbreaking projects using agile methods and new technologies.

Scalability: Ensure backend services are responsive and real-time, supporting growth and user demands.

Security: Maintain high security standards to protect user assets and data.

Expertise in Node.js and JavaScript: +5 years of experience.

Experience with crypto wallets for DeFi and blockchain apps.

Modular Architecture: Familiarity with scalable application design.

Complex Platform Development: Proven experience in developing complex platforms and APIs.

Peer-to-Peer Technologies: Understanding of P2P tech.

Quick Learner: Ability to adapt swiftly to new technologies.

Security Awareness: Strong grasp of security best practices.

Nice to have

High-Availability: Experience with system reliability practices.

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

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

Mobile Development: Experience with React Native, Flutter, or native mobile platforms.

Important Information for Candidates

Beware of scams: Apply only via our official channels listed on our careers page. Verify recruiters’ identities through verified LinkedIn profiles. All official communication will come from @tether.to or @tether.io emails. We will never ask for payments or financial info. Contact us through our official website if unsure.