Qureos Mentor

Tether Operations Limited

<div>Join Tether and Shape the Future of Digital Finance 
At Tether, we&rsquo;re not just building products, we&rsquo;re pioneering a global financial revolution. Our cutting-edge solutions empower businesses&mdash;from exchanges and wallets to payment processors and ATMs&mdash;to seamlessly integrate reserve-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&rsquo;s most trusted stablecoin, USDT, relied upon by hundreds of millions worldwide, alongside pioneering digital asset tokenization services. 
But that&rsquo;s just the beginning:Tether Power: Driving sustainable growth, our energy solutions optimize excess power for Bitcoin mining using eco-friendly practices in state-of-the-art, geo-diverse facilities. 
Tether Data: Fueling breakthroughs in AI and peer-to-peer technology, we reduce infrastructure costs and enhance global communications with cutting-edge solutions like KEET, our flagship app that redefines secure and private data sharing. 
Tether Education: Democratizing access to top-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&rsquo;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&rsquo;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
We&rsquo;re currently looking for a Senior QA Engineer to join our team. The position is 100% remote and available to anyone self-driven, and, with the experience and capacity to contribute to our vision.
 
 
If you get excited about being in an industry that is breaking new ground and have confidence you can conquer the most challenging feats we'll encounter, we want to talk to you. Join us, and help lay the foundation for a decentralized future. 
Key responsibilities<ul><li>
Take ownership of projects &amp; new features, and be responsible for their overall quality.
</li><li>Work across teams &amp; with customers to investigate and diagnose issues.
</li><li>Creating test plans for new products, and maintaining and expanding plans for existing products.
</li><li>Continuously analyze working processes; suggest and implement improvements.</li><li>
Document issues in our bug-tracking software, while communicating the issue effectively.
</li><li>Work with developers to help them understand, debug, and reproduce issues.
</li><li>Help us improve our test automation framework.
</li><li>Implement automated tests for new features and help to maintain our test automation suite.
</li><li>Assist with manual / regression testing &amp; bug fix verification
</li><li>Monitor information channels to detect and report emergent issues.
</li><li>Provide non-functional quality feedback such as performance &amp; UI/UX improvements.</li></ul><ul><li>
At least +4 years of experience in a Software Quality Assurance field.
</li><li>Strong experience using an automated testing framework, such as Cypress or Playwright.
</li><li>Strong experience with app and API testing.
</li><li>Comfortable working with CLIs and Git.
</li><li>Previous experience testing AI technology.
</li><li>Knowledge of working with CI/CD pipelines.
</li><li>Flexibility and having the willingness to tackle issues whenever they arise.
</li><li>A self-driven and proactive personality is essential &ndash; You will be given significant autonomy to tackle the challenges you&rsquo;re given.
</li><li>A strong drive to learn &ndash; our products are complex, so an inquisitive nature, and a strong desire to acquire information is critical.
</li><li>A strong drive to experiment and discover knowledge independently, but also not afraid to ask questions where needed.</li></ul></div>

Senior QA Engineer (100% remote - Abu Dhabi)

<div>Join Tether and Shape the Future of Digital Finance
At Tether, we&rsquo;re not just building products, we&rsquo;re pioneering a global financial revolution. Our cutting-edge solutions empower businesses&mdash;from exchanges and wallets to payment processors and ATMs&mdash;to seamlessly integrate reserve-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&rsquo;s most trusted stablecoin, USDT, relied upon by hundreds of millions worldwide, alongside pioneering digital asset tokenization services.
But that&rsquo;s just the beginning:
Tether Power: Driving sustainable growth, our energy solutions optimize excess power for Bitcoin mining using eco-friendly practices in state-of-the-art, geo-diverse facilities.
Tether Data: Fueling breakthroughs in AI and peer-to-peer technology, we reduce infrastructure costs and enhance global communications with cutting-edge solutions like KEET, our flagship app that redefines secure and private data sharing.
Tether Education: Democratizing access to top-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&rsquo;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&rsquo;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:
We are looking for an experienced AI Model Engineer with deep expertise in kernel development, model optimization, fine-tuning, and GPU acceleration. The engineer will extend the inference framework to support inference and fine-tuning for Language models with a strong focus on mobile and integrated GPU acceleration (Vulkan).
This role requires hands-on experience with quantization techniques, LoRA architectures, Vulkan backend, and mobile GPU debugging. You will play a critical role in pushing the boundaries of desktop and on-device inference and fine-tuning performance for next-generation SLM/LLMs. 
Responsibilities:<ul><li>
Implement and optimize custom inference and fine-tuning kernels for small and large language models across multiple hardware backends.</li><li>
Implement and optimize full and LoRA fine-tuning for small and large language models across multiple hardware backends.</li><li>
Design and extend datatype and precision support (int, float, mixed precision, ternary QTypes, etc.).</li><li>
Design, customize, and optimize Vulkan compute shaders for quantized operators and fine-tuning workflows.</li><li>
Investigate and resolve GPU acceleration issues on Vulkan and integrated/mobile GPUs.</li><li>
Architect and prepare support for advanced quantization techniques to improve efficiency and memory usage.</li><li>
Debug and optimize GPU operators (e.g., int8, fp16, fp4, ternary).</li><li>
Integrate and validate quantization workflows for training and inference.</li><li>
Conduct evaluation and benchmarking (e.g., perplexity testing, fine-tuned adapter performance).</li><li>
Conduct GPU testing across desktop and mobile devices.</li><li>
Collaborate with research and engineering teams to prototype, benchmark, and scale new model optimization methods.</li><li>
Deliver production-grade, efficient language model deployment for mobile and edge use cases.</li><li>
Work closely with cross-functional teams to integrate optimized serving and inference frameworks into production pipelines designed for edge and on-device applications. Define clear success metrics such as improved real-world performance, low error rates, robust scalability, optimal memory usage and ensure continuous monitoring and iterative refinements for sustained improvements.</li></ul><ul><li> 
Proficiency in C++ and GPU kernel programming.</li><li>
Proven Expertise in GPU acceleration with Vulkan framework.</li><li>
Strong background in quantization and mixed-precision model optimization.</li><li>
Experience and Expertise in Vulkan compute shader development and customization.</li><li>
Familiarity with LoRA fine-tuning and parameter-efficient training methods.</li><li>
Ability to debug GPU-specific performance and stability issues on desktop and mobile devices.</li><li>
Hands-on experience with mobile GPU acceleration and model inference.</li><li>
Familiarity with large language model architectures (e.g., Qwen, Gemma, LLaMA, Falcon etc.).</li><li>
Experience implementing custom backward operators for fine-tuning.</li><li>
Experience creating and curating custom datasets for style transfer and domain-specific fine-tuning.</li><li>
Demonstrated ability to apply empirical research to overcome challenges in model</li></ul>
Important information for candidates 
Recruitment scams have become increasingly common. To protect yourself, please keep the following in mind when applying for roles:<ul><li>
Apply only through our official channels. We do not use third-party platforms or agencies for recruitment unless clearly stated. All open roles are listed on our official careers page: https://tether.recruitee.com/</li><li>
Verify the recruiter&rsquo;s identity. All our recruiters have verified LinkedIn profiles. If you&rsquo;re unsure, you can confirm their identity by checking their profile or contacting us through our website.</li><li>
Be cautious of unusual communication methods. We do not conduct interviews over WhatsApp, Telegram, or SMS. All communication is done through official company emails and platforms.</li><li>
Double-check email addresses. All communication from us will come from emails ending in @tether.to or @tether.io</li><li>
We will never request payment or financial details. If someone asks for personal financial information or payment at any point during the hiring process, it is a scam. Please report it immediately.</li></ul>
When in doubt, feel free to reach out through our official website.</div>

Senior AI Research Engineer, Model Inference (Remote)

<div>Join Tether and Shape the Future of Digital Finance
At Tether, we&rsquo;re not just building products, we&rsquo;re pioneering a global financial revolution. Our cutting-edge solutions empower businesses&mdash;from exchanges and wallets to payment processors and ATMs&mdash;to seamlessly integrate reserve-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&rsquo;s most trusted stablecoin, USDT, relied upon by hundreds of millions worldwide, alongside pioneering digital asset tokenization services.
But that&rsquo;s just the beginning:
Tether Power: Driving sustainable growth, our energy solutions optimize excess power for Bitcoin mining using eco-friendly practices in state-of-the-art, geo-diverse facilities.
Tether Data: Fueling breakthroughs in AI and peer-to-peer technology, we reduce infrastructure costs and enhance global communications with cutting-edge solutions like KEET, our flagship app that redefines secure and private data sharing.
Tether Education: Democratizing access to top-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&rsquo;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&rsquo;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
We are looking for a hands-on proactive, experienced and passionate technical writer for the technical documentation efforts across all Tether products. In this role, you will be responsible for the documentation for our open source projects and our platform products which includes public npm modules and robust, modular codebase.
Responsibilities<ul><li>
Proactively update the documentation to match the rapid development pace of the development team.</li><li>
Writing and improving documentation, guides, FAQs, etc.</li><li>
Developing high quality proof of concept application and example snippets.</li><li>
Staying aware of questions and issues faced by the community and improving the documentation to support them better.</li></ul><ul><li>
Minimum 2+ years of experience in Node.js developing high-quality, clean and efficient code is mandatory.</li><li>
1+ years of experience in writing technical documentation.</li><li>
Experience with Git and Markdown is essential.</li><li>
Experience with C/C++ is a nice to have.</li><li>
Passion and experience working with open source technologies.</li><li>
Remote Collaboration: Since our team is distributed globally, experience in remote collaboration and communication is essential to align with our dynamic and fast-paced environment.</li></ul>
Important information for candidates 
Recruitment scams have become increasingly common. To protect yourself, please keep the following in mind when applying for roles:<ul><li>
Apply only through our official channels. We do not use third-party platforms or agencies for recruitment unless clearly stated. All open roles are listed on our official careers page: https://tether.recruitee.com/</li><li>
Verify the recruiter&rsquo;s identity. All our recruiters have verified LinkedIn profiles. If you&rsquo;re unsure, you can confirm their identity by checking their profile or contacting us through our website.</li><li>
Be cautious of unusual communication methods. We do not conduct interviews over WhatsApp, Telegram, or SMS. All communication is done through official company emails and platforms.</li><li>
Double-check email addresses. All communication from us will come from emails ending in @tether.to or @tether.io</li><li>
We will never request payment or financial details. If someone asks for personal financial information or payment at any point during the hiring process, it is a scam. Please report it immediately.</li></ul>
When in doubt, feel free to reach out through our official website.</div>

Technical Documentation Engineer

<div>Join Tether and Shape the Future of Digital Finance
At Tether, we&rsquo;re not just building products, we&rsquo;re pioneering a global financial revolution. Our cutting-edge solutions empower businesses&mdash;from exchanges and wallets to payment processors and ATMs&mdash;to seamlessly integrate reserve-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&rsquo;s most trusted stablecoin, USDT, relied upon by hundreds of millions worldwide, alongside pioneering digital asset tokenization services.
But that&rsquo;s just the beginning:
Tether Power: Driving sustainable growth, our energy solutions optimize excess power for Bitcoin mining using eco-friendly practices in state-of-the-art, geo-diverse facilities.
Tether Data: Fueling breakthroughs in AI and peer-to-peer technology, we reduce infrastructure costs and enhance global communications with cutting-edge solutions like KEET, our flagship app that redefines secure and private data sharing.
Tether Education: Democratizing access to top-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&rsquo;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&rsquo;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:
As a Senior SDK Developer, you will be a part of the team that works on the development of the new and cutting edge Tether AI SDK.<ul><li>
Developer-Facing SDKs &amp; APIs: Tether is committed to delivering world-class developer experiences through robust and intuitive SDKs. You will design, build, and maintain modular, versioned SDKs that abstract complex backend logic into clean, usable interfaces &mdash; enabling seamless integration with Tether&rsquo;s platform across various client environments.</li><li>
Performance &amp; Reliability at Scale: SDKs must be fast, lightweight, and reliable &mdash; even when performing heavy and demanding operations. You&rsquo;ll design resilient logic (retry policies, offline handling, batching) and contribute to the scalability of platform-facing interfaces and services powering the SDKs.</li><li>
Security-First Engineering: You&rsquo;ll embed best-in-class security practices directly into the SDK architecture, including secure communication, encrypted storage and rigorous input validation. Your work will help ensure safe integration pathways for all developers working with the Tether ecosystem.</li></ul><ul><li>
+6 years of experience working with Nodejs/JavaScript in production environments.</li><li>
Proven track record in designing and maintaining developer-facing SDKs (npm packages, API clients, or instrumentation libraries)</li><li>
Strong understanding of modular architecture, versioning strategies, and semantic API design</li><li>
Have actively participated in the development of a complex platform</li><li>
Experience with AI domain applications (RAG, Agents, Inference, AI SDKs)</li><li>
Ability to quickly learn new technologies</li><li>
Good understanding of security practices</li></ul>
Nice to have<ul><li>
Familiar with Peer-to-Peer technologies (Kademlia, bittorent, libp2p)</li><li>
Comfortable with high-availability concepts</li><li>
Rust or C++ skills are a plus</li><li>
Familiarity with real-time data delivery (NodeJS/other streaming)</li></ul></div>

Javascript Senior Software Engineer (AI SDK)

<div>Join Tether and Shape the Future of Digital Finance
At Tether, we&rsquo;re not just building products, we&rsquo;re pioneering a global financial revolution. Our cutting-edge solutions empower businesses&mdash;from exchanges and wallets to payment processors and ATMs&mdash;to seamlessly integrate reserve-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&rsquo;s most trusted stablecoin, USDT, relied upon by hundreds of millions worldwide, alongside pioneering digital asset tokenization services.
But that&rsquo;s just the beginning:
Tether Power: Driving sustainable growth, our energy solutions optimize excess power for Bitcoin mining using eco-friendly practices in state-of-the-art, geo-diverse facilities.
Tether Data: Fueling breakthroughs in AI and peer-to-peer technology, we reduce infrastructure costs and enhance global communications with cutting-edge solutions like KEET, our flagship app that redefines secure and private data sharing.
Tether Education: Democratizing access to top-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&rsquo;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&rsquo;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
We are seeking a highly skilled Technical Architect who brings real-world architecture experience and excels in working collaboratively with engineers, designers and stakeholders. The role involves deeply understanding our tech stack (for apps, SDKs, SaaS platforms, etc.) and applying that knowledge to design scalable systems that adhere to our design principles.
Responsibilities<ul><li>
Design robust and scalable architectures for all sorts of systems (apps, SDKs, SaaS platforms, etc.) that are tailor-made for our specific tech stack. Use systems-level thinking to structure components for reliability, scalability and maintainability.</li><li>
Work closely with developers, product managers, designers, and other stakeholders to translate requirements into clear, practical architectures.</li><li>
Contribute to guiding development through code reviews, building PoCs and skeleton structures.</li><li>
Write and review technical proposals to ensure they align with the agreed architecture.</li><li>
Keep up to date with new tools, frameworks and ideas, and spot and suggest opportunities to improve our systems.</li></ul><ul><li>
5+ years in Technical Architect (or similar) roles.</li><li>
Strong experience in developing using JavaScript and C++ at a hands-on level.</li><li>
Past experience developing or architecting successful and scalable applications. Experience with P2P is great to have.</li><li>
Strong understanding of architecture principles, patterns and best practices, combined with the ability to quickly absorb and adapt to new stacks and tools.</li><li>
Skilled in collaborating and communicating technical ideas in a clear, concise, and friendly manner across diverse teams.</li><li>
Proficiency in creating and managing architectural artifacts like diagrams, specs, and documentation.</li><li>
Strong problem-solving skills and an aptitude for simplifying complex technical challenges.</li><li>
Bachelor&rsquo;s or Master&rsquo;s degree in Computer Science, Engineering, or a related discipline.</li></ul>
Important information for candidates 
Recruitment scams have become increasingly common. To protect yourself, please keep the following in mind when applying for roles:<ul><li>
Apply only through our official channels. We do not use third-party platforms or agencies for recruitment unless clearly stated. All open roles are listed on our official careers page: https://tether.recruitee.com/</li><li>
Verify the recruiter&rsquo;s identity. All our recruiters have verified LinkedIn profiles. If you&rsquo;re unsure, you can confirm their identity by checking their profile or contacting us through our website.</li><li>
Be cautious of unusual communication methods. We do not conduct interviews over WhatsApp, Telegram, or SMS. All communication is done through official company emails and platforms.</li><li>
Double-check email addresses. All communication from us will come from emails ending in @tether.to or @tether.io</li><li>
We will never request payment or financial details. If someone asks for personal financial information or payment at any point during the hiring process, it is a scam. Please report it immediately.</li></ul>
When in doubt, feel free to reach out through our official website.</div>

Technical Architect (100% Remote)

Join Tether Operations Limited and explore 9   exciting career opportunities. They're hiring for various roles with options for remote or on-site work. Apply today and become part of their innovative team.

Tether Operations Limited

ABOUT_COMPANY

Senior QA Engineer (100% remote - Abu Dhabi)

Senior AI Research Engineer, Model Inference (Remote)

Senior AI Research Engineer, Model Inference (Remote)

Technical Documentation Engineer

Javascript Senior Software Engineer (AI SDK)

Javascript Senior Software Engineer (AI SDK)

Technical Architect (100% Remote)