Senior DevOps Engineer (Remote – Web3/DeFi)

Location: Fully Remote - EU timezone Type: Full-Time

Compensation: competitive

We are seeking a Senior DevOps Engineer to architect and scale the mission-critical infrastructure powering a next-generation decentralized exchange (DEX) and network. In this role, you will be the guardian of our system’s security, scalability, and high availability, ensuring our engineering team can ship rapidly without compromising reliability.

We are a dynamic, forward-thinking, and fully remote team with an ambitious roadmap. This is an opportunity for a reliability-focused engineer who loves automation, security, and performance tuning for high-throughput, low-latency environments. If you thrive on building self-healing systems and are excited by the challenge of shaping the future of finance, we want to hear from you.

Key Responsibilities:

At Quento, the ICT arm of the Qualco Group, we deliver comprehensive and innovative solutions across AI, Digital Engineering, Cloud, and Cybersecurity, helping businesses accelerate digital transformation. With a presence in Greece, Luxembourg, and Belgium, and backed by the expertise of the Qualco Group, we combine deep technical knowledge with strategic partnerships to support business growth.

At Quento, we empower our people to innovate and lead in delivering transformative ICT solutions to our clients worldwide. Quento Technologies seeks a highly motivated and experienced Cybersecurity Governance Specialist. The role will be responsible for the management of cybersecurity policy alignment.

Responsibilities:

Tiger Analytics is looking for experienced Data Scientists to join our fast-growing advanced analytics consulting firm. Our consultants bring deep expertise in Data Science, Machine Learning and AI. We are the trusted analytics partner for multiple Fortune 500 companies, enabling them to generate business value from data. Our business value and leadership has been recognized by various market research firms, including Forrester and Gartner. We are looking for top-notch talent as we continue to build the best global analytics consulting team in the world.

As a Data Scientist, you will apply strong expertise in AI through the use of machine learning, data mining, and information retrieval to design, prototype, and build next generation advanced analytics engines and services. You will collaborate with cross-functional teams and business partners to define the technical problem statement and hypotheses to test. You will develop efficient and accurate analytical models which mimic business decisions and incorporate those models into analytical data products and tools. You will have the opportunity to drive current and future strategy by leveraging your analytical skills as you ensure business value and communicate the results.

Key Responsibilities

Tiger Analytics is looking for experienced Data Scientists to join our fast-growing advanced analytics consulting firm. Our consultants bring deep expertise in Data Science, Machine Learning and AI. We are the trusted analytics partner for multiple Fortune 500 companies, enabling them to generate business value from data. Our business value and leadership has been recognized by various market research firms, including Forrester and Gartner. We are looking for top-notch talent as we continue to build the best global analytics consulting team in the world.

As a Data Scientist, you will apply strong expertise in AI through the use of machine learning, data mining, and information retrieval to design, prototype, and build next generation advanced analytics engines and services. You will collaborate with cross-functional teams and business partners to define the technical problem statement and hypotheses to test. You will develop efficient and accurate analytical models which mimic business decisions and incorporate those models into analytical data products and tools. You will have the opportunity to drive current and future strategy by leveraging your analytical skills as you ensure business value and communicate the results.

Key Responsibilities

Staff Backend Engineer - Crypto Trading Platform

location: Remote - US or Europe (US Preferred)

compensation: Competitive Base Salary + Bonus

We are hiring on behalf of our client, a market-leading company at the forefront of crypto trading technology. Their platform is known as the largest in its category, having facilitated over $22 billion in volume for more than 50,000 daily active users. They deliver seamless on-chain trading experiences with advanced tools like DCA & limit orders, sniping, and automatic wallet copy-trading, setting the standard for speed, innovation, and reliability. Your work will be live in the hands of tens of thousands of users immediately upon completion.

They are seeking a Staff Backend Engineer with proven expertise in designing, building, and owning scalable, high-throughput, and low-latency microservices-based backends in TypeScript. This highly autonomous technical leadership role involves reporting directly to the technical co-founders. You will be expected to thrive on complex challenges and drive the development of new innovative features.

Key Responsibilities:

Head of Risk - Stablecoin Infrastructure

Location: New York City (Hybrid)

compensation: Competitive salary

We are a technology company transforming how money moves. Our mission is to build the financial fabric of the future, underpinned by trusted, accessible stablecoins that are programmable, composable, and ubiquitous. We are building a full-service platform for issuing, managing, and integrating digital dollars, backed by world-class investors. Join our small, mission-driven team that applies the discipline of high-performance finance to a fast-moving, crypto-native startup.

We are seeking an experienced Head of Risk to build and lead the development, implementation, and oversight of our organization’s comprehensive risk function. This role is a subject matter expert position, requiring deep knowledge of financial services regulatory requirements and the unique risks inherent in digital assets. You will own the entire risk framework, ensuring continuous alignment with best practices for safety, soundness, and consumer protection.

Key Responsibilities:

GoMining is seeking a highly skilled Database Engineer to join our team and ensure the performance, scalability, and reliability of our databases. This role is ideal for someone passionate about data architecture, high-performance database systems, and large-scale analytics in fast-paced fintech and crypto environments.

You will play a critical role in designing database solutions, optimizing queries, managing replication, and ensuring data integrity.

Responsibilities:

Database Architecture & Design

• Design, implement, and optimize database schemas for high-performance applications.
• Develop strategies for data partitioning, replication, and scaling.
• Evaluate and implement new database technologies for performance and reliability.

Maintenance & Optimization

• Monitor database performance and implement query optimization, indexing, and caching strategies.
• Manage backup, restore, and disaster recovery plans.
• Conduct capacity planning and performance tuning for production workloads.

Collaboration & Support

About us

With a long history of operating and investing in the shipping industry, Danaos manages one of the largest independently owned fleet of modern, large-size containerships. Our dedication to innovation, safety, efficiency and environmental responsibility has helped us forge our reputation as the leading provider of containership management services in the world.

Danaos has been widely recognized for its operational performance, technological innovation, high operational standards and commitment to sustainability. This recognition and technology to management, strong work ethic and sustainable development, the awards Danaos has received are the recognition of the innovations the company has developed in every aspect of its activity.

At Danaos we have made environmental sustainability a priority as we look to the future. We constantly employ the highest operating standards on board to ensure an ethical, safe and pollution free environment for everyone - our people, the community and the marine life all over the world.

As an IT Auditor, you will:

About us

With a long history of operating and investing in the shipping industry, Danaos manages one of the largest independently owned fleet of modern, large-size containerships. Our dedication to innovation, safety, efficiency and environmental responsibility has helped us forge our reputation as the leading provider of containership management services in the world.

Danaos has been widely recognized for its operational performance, technological innovation, high operational standards and commitment to sustainability. This recognition and technology to management, strong work ethic and sustainable development, the awards Danaos has received are the recognition of the innovations the company has developed in every aspect of its activity.

At Danaos we have made environmental sustainability a priority as we look to the future. We constantly employ the highest operating standards on board to ensure an ethical, safe and pollution free environment for everyone - our people, the community and the marine life all over the world.

As a Senior Database Administrator, you will:

InfyStrat is seeking a knowledgeable and experienced Linux System Administrator to join our dynamic IT team. In this role, you will be responsible for managing and maintaining our Linux-based systems and ensuring their optimal performance and security. You will work closely with other IT professionals and stakeholders to provide support, troubleshoot issues, and implement best practices for system administration. The ideal candidate will have a strong background in Linux administration, a proactive approach to problem-solving, and excellent communication skills. InfyStrat values innovation and collaboration, and we are looking for someone who is eager to contribute to our mission of delivering high-quality solutions.

Responsibilities

• Install, configure, and maintain Linux servers and applications.
• Monitor system performance, troubleshoot issues, and perform necessary upgrades and patches.
• Implement security measures and ensure system compliance with organizational policies.
• Automate routine tasks using scripting languages and configuration management tools.
• Manage user accounts, permissions, and access control.
• Backup and restore data and develop disaster recovery plans.
• Collaborate with development and DevOps teams to support application deployment and optimization.
• Document system configurations, procedures, and best practices.

Requirements