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 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

<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 Backend Developer, you will be a part of the team that works on the development and maintenance of the backend components of multiple services related to the platform. This includes:<ul><li>
New Products and Features - Tether continuously strives to create innovative new features in order to provide the most professional experience for customers. These are developed and deployed using agile methodologies, to ensure the user experience remains the best in the industry.</li><li>
Scalability - all backend services that power Tether platform must remain effortlessly smooth, responsive, and real-time for customers as the platform continues to scale to accommodate new user growth.</li><li>
Security - Tether makes Security its most important feature. The Backend Development team is responsible for building all the API services and backend processes with the highest security principles and standard, in order to protect the safety of the entire user base.</li></ul>
Responsibilities<ul><li>
Work closely with developers, product managers, designers, and other stakeholders to translate requirements into clear, practical architectures.</li><li>
Improve existing core backend services written in NodeJS</li><li>
Implement new solutions that interact with different core services through RPC calls</li><li>
Write complex database queries for compliance and financial purposes</li></ul> 
Job Requirements
We expect to candidates to fulfill the following requirements:<ul><li>
Exceptional Node/JavaScript skills</li><li>
Familiar with microservices architecture</li><li>
Have actively participated in the development of a complex platform</li><li>
Good experience in interacting with databases (MySQL, MongoDB)</li><li>
Ability to quickly learn new technologies</li><li>
Good understanding of security practices</li></ul>
Other valuable non mandatory skills:<ul><li>
Experience with blockchain integration</li><li>
Comfortable with high-availability concepts</li><li>
Ruby and Rails experience</li><li>
Other technologies of interest: Message queues (Redis), Caches and Job Queues</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 Backend Developer - Node.js (100% 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
The role involves working in a dynamic environment with a diverse team of senior backend developers, product managers and leadership to build mobile versions of our AI solutions. The applications are meant to be high performance, light-weight and highly intuitive to cater to a variety of audiences.
You will be working on developing cutting edge mobile applications integrating crypto wallets and defi features.
You will also contribute to backend components when needed to support mobile features and unblock mobile delivery.
You will also provide technical leadership, guide mobile engineering best practices, and support other engineers through reviews and mentoring.
Responsibilities<ul><li>
Leadership: Lead a small group of React Native engineers. Drive architectural decisions, enforce coding standards, and ensure timely high quality delivery.</li><li>
Development: Design and build advanced cross platform applications for the iOS and Android platforms using React Native, review work from other engineers to ensure quality and architectural alignment, and contribute to backend services or APIs when required to support mobile functionality.</li><li>
Integration: Work closely with backend developers, integrate Javascript SDKs, libraries, and backend services into mobile applications, and extend backend logic when needed to complete end-to-end features.</li><li>
Collaboration: Collaborate with product managers, designers, and other developers to deliver innovative solutions.</li><li>
Architecture: Own and define patterns for state management, navigation, performance, modularization, and security across mobile applications.</li></ul> 
Mandatory<ul><li>
Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these.</li><li>
Highly proficient in JavaScript and ES6+.</li><li>
Experience with CI/CD pipelines for mobile development.</li><li>
Familiar with modern front-end pipelines and tools.</li><li>
Experienced with Native modules (C++) , WebSockets, RESTful based APIs.</li><li>
Experience in Swift/Objective-C (iOS) or Kotlin/Java (Android) for low level implementation.</li><li>
Proven experience leading or mentoring mobile engineers.</li><li>
Demonstrated ability to own architecture for large scale React Native applications.</li><li>
Strong decision making skills in evaluating frameworks, tooling, and mobile development patterns.</li><li>
Experience with backend development using Node or similar environments, with the ability to implement or adjust APIs and services that power mobile features.</li><li>
Comfortable working across the stack when required, while still maintaining strong depth in mobile development.</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>

Lead Software Engineer - Mobile Development (Crypto Wallets) - 100% 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<ul><li>
We are looking for talented individuals to join us for an internship in 2025/2026. MSc/PhD Internships at Tether aim to provide students with the opportunity to actively contribute to our products and research, and to the organization's future plans and emerging technologies.</li><li>
In our team, you will have the opportunity to participate in the development of the state-of-the-art (SOTA) foundation models, and will also be responsible for optimizing our distributed model training framework continuously.</li><li>
PhD internships at Tether provide students with the opportunity to actively contribute to our products and research, and to the organization's future plans and emerging technologies. Our dynamic internship experience blends hands-on learning, enriching community-building and development events, and collaboration with industry experts.</li><li>
Applications will be reviewed on a rolling basis. We encourage you to apply early. Please state your availability clearly in your resume (Start date, End date).</li></ul>
Responsibilities<ul><li>
Research and develop state-of-the-art LLM and/or video or multimodality models to accelerate open-source progress in the domains.</li><li>
Implement the application of large models in our business scenarios, like pre-training, supervised fine-tuning, post-training, inference etc.</li><li>
Continuously optimize the training framework to better adapt to the training of large models on thousands of multi-node GPUs.</li><li>
In this role, you&rsquo;ll have the opportunity to advance the development of open-source LLM, vision and/or multimodal foundation models and products. You will have the opportunity to collaborate with broader teams across Tether.</li></ul><ul><li>
MSc/PhD candidate in computer science or a related technical discipline</li><li>
Related Research Experience at least one of the following areas: LLM, computer vision, multimodality</li><li>
Be proficient with PyTorch deep learning framework and libraries</li><li>
Have excellent analytical and problem-solving skills, logical thinking skills, communication and collaboration skills</li><li>
Publications in the top AI conferences (e.g., ACL, NIPS, ICML, ICLR, CVPR, ICCV, ECCV, TPAMI, IJCV, etc.) is a nice to have.</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>

Research Engineer Intern (Video/Multimodal LLM)

<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
This role involves leading development of a secure, user-friendly Linux operating system based on that will potentially build on Wayland, MicroVMs and immutability principles and be compatible across diverse devices&mdash;from desktops to smart watches.
It emphasizes security comparable to Qubes OS through virtualization and compartmentalization, while prioritizing convenience and ease of use. As the lead developer, you will initiate and guide the project from its foundational stages.
Responsibilities<ul><li>
Lead and mentor a team of Linux developers, ensuring high code quality, adherence to open source practices, and kernel development standards.</li><li>
Design and implement core OS components, including kernel modifications, user-space tools, and system integrations for robustness, security, and performance.</li><li>
Collaborate with hardware and security teams to ensure seamless integration and broad device compatibility.</li><li>
Partner with a project manager to define technical roadmaps, prioritize tasks, and achieve project milestones, identifying risks and implementing solutions promptly.</li><li>
Provide hands-on leadership to bootstrap the project, including initial development, recruiting key personnel, and fostering open source community engagement.</li><li>
Conduct code and architecture reviews to optimize for stability, performance, and hardware compatibility.</li><li>
Stay informed on advancements in the Linux ecosystem, kernel developments, and relevant tools, incorporating innovations as appropriate.</li></ul><ul><li>
Bachelor&rsquo;s or Master&rsquo;s degree in Computer Science, Engineering, or a related field, or equivalent experience.</li><li>
Demonstrated leadership in Linux distributions, kernel contributions, or related open source projects (e.g., GNOME, systemd).</li><li>
At least 6 years of hands-on experience in Linux OS development, including kernel programming, distribution packaging, and low-level system development in C/C++.</li><li>
Proven track record in building open source communities and managing partnerships.</li><li>
Essential experience with immutability (e.g., atomic updates), containerization (e.g., Docker, Podman), virtualization (e.g., QEMU, KVM, Xen for security isolation), Wayland compositing, and cross-device portability.</li><li>
Strong understanding of operating system principles, security models (e.g., SELinux, AppArmor), and hardware-software interfaces.</li><li>
Excellent leadership, problem-solving, and communication skills.</li><li>
Highly desirable: Prior experience leading Linux engineering teams and collaborating with open source communities, as well as knowledge of distributed systems or embedded Linux.</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 Lead - Linux (100% Remote)

Join Tether Operations Limited and explore 7   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

Technical Architect

Senior Backend Developer - Node.js (100% Remote)

Senior Backend Developer - Node.js (100% Remote)

Technical Architect

Lead Software Engineer - Mobile Development (Crypto Wallets) - 100% remote

Research Engineer Intern (Video/Multimodal LLM)

Technical Lead - Linux (100% Remote)