GoMining is a pioneering digital platform in the Bitcoin mining industry, dedicated to democratizing access to Bitcoin mining through innovative digital mining solutions and strategic partnerships. We work across exchanges, DeFi/Web3 platforms, mining infrastructure, and institutional investment initiatives to provide our clients with diversified opportunities in the digital asset space.

We are looking for a passionate, goal-oriented, and persistent Node.js Developer to join our unique cryptocurrency investment project.

Responsibilities

• Development of a cryptocurrency payment gateway.
• Development of game mechanics.
• Development of an internal transaction system.
• Integration with blockchains: Bitcoin, Ethereum, Binance Smart Chain, Tron, DEX and CEX exchanges, and smart contracts.
• Designing and implementing horizontally scalable service architectures.

Requirements

GoMining is a global Bitcoin-powered fintech ecosystem building high-load financial products for users around the world.

We are looking for an experienced Node.js Developer who will strengthen our core backend team, work with high-intensity data flows, and help scale our financial infrastructure.

This role is ideal for someone with strong backend engineering experience in fintech, a deep understanding of product development, and the ability to deliver stable, secure, and scalable systems.

Responsibilities

• Develop and maintain backend services using Node.js with a focus on performance, reliability, and security.
• Implement new product features and integrate financial logic into existing services.
• Work with high-load systems, optimize application performance, and ensure stable service operation.
• Collaborate with product managers, QA engineers, and other developers to deliver end-to-end functionality.
• Integrate third-party APIs, PSPs, internal services, and crypto-related components.
• Write clean, maintainable, well-tested code following best practices and internal guidelines.
• Participate in architecture discussions and drive technical improvements across the backend stack.
• Support existing microservices, troubleshoot production issues, and contribute to automation and observability.

Requirements

We are a fast-growing tech company with a portfolio of SaaS products serving diverse industries. Innovation, performance, and design precision are core to our values. As we scale, we are looking for talented Senior Fullstack Developers to join our team and take a key role in crafting highly performant, maintainable, and user-focused web applications.

Key Responsibilities
 

• Contribute to both backend (NestJS) and frontend (NextJS) systems by designing and building scalable, secure, and maintainable features, while leading architecture decisions across services, APIs, and cross-stack boundaries. 

• Champion clean code, modular design, and testability through active contribution, reusable components, and mentoring. 

• Drive system-level decisions around performance, observability, and scalability, and ensure alignment between product goals and technical implementation. 

• Own and enforce code quality via reviews, maintain CI/CD reliability, and collaborate closely with DevOps to ensure release stability and consistent environments. 

• Monitor and optimize system performance, define logging and alerting standards, and lead incident response and continuous improvement efforts. 

• Work closely with product, QA, and designers to unblock delivery, while mentoring engineers and fostering technical alignment across squads.

Requirements

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

Robusta Technology Group (RTG) is a key driver of digital transformation by providing a holistic tech ecosystem. RTG works with its local and international partners to help build digital customer experiences, establish engineering hubs and build ventures across multiple industries and domains. In this pursuit, RTG serves as a catalyst for impact and growth through events, spaces and content focused on creating impact and growth across the different interactions.

Octopus is proud to be part of the Robusta Technology Group (RTG), a leading tech consultancy group. With a decade of experience and a successful track record of delivering over 300 projects across Europe, the Middle East, and North America, RTG has established itself as a preferred employer in the Egyptian market. Octopus and Robusta are building a bridge between Europe and Africa, creating tailored hub solutions to connect companies with top talent across the globe.

Responsibilities

About Octopus by RTG
Octopus by RTG is the tech hiring and outsourcing arm of Robusta Technology Group, dedicated to connecting exceptional tech talent with top-tier organizations across the MENA, GCC, Europe, the US, and Canada. We specialize in building strong, long-term partnerships between skilled professionals and innovative companies. Our mission is to empower growth, innovation, and excellence by matching the right talent with the right opportunities.

Currently, we are hiring a Sr. Backend Developer for one of our partner organizations in KSA on a 1-year contract, offering the opportunity to contribute to exciting projects within a dynamic and forward-thinking environment.

Main Responsibilities

Backend Development & Architecture

• Design, develop, and maintain scalable, secure backend systems using Java and Spring Boot.
• Contribute to architecture design ensuring modularity, maintainability, and high performance.
• Build and manage microservices-based architectures.

API & Integration

GoMining is seeking a talented DevOps/SRE Engineer to join our team, ensuring the reliability, scalability, and security of our advanced crypto and fintech products.

This role is ideal for professionals passionate about building robust infrastructure, streamlining CI/CD processes, and maintaining high-availability systems in fast-paced, technology-driven environments. You will play a pivotal role in optimizing system performance, automating operations, and enhancing the resilience of our services.

We are looking for someone who brings technical expertise, problem-solving skills, and innovation to the table.

Responsibilities:

Infrastructure Development & Maintenance

• Design, deploy, and maintain Kubernetes clusters, virtual machines, and local infrastructure.
• Develop and enhance platform architectures with a focus on scalability, reliability, and security.
• Apply DevOps principles across product teams to improve the Software Development Life Cycle (SDLC).

Application Support & Collaboration

• Develop and support business-critical applications.
• Collaborate with developers to streamline features and resolve operational issues.
• Ensure reliable application operations using modern SRE practices (SLI, SLO, Error Budgets).

Automation & CI/CD

GoMining is a pioneering digital platform in the Bitcoin mining industry, dedicated to democratizing access to Bitcoin mining through innovative digital mining solutions and strategic partnerships. We work across exchanges, DeFi/Web3 platforms, mining infrastructure, and institutional investment initiatives to provide our clients with diversified opportunities in the digital asset space.

We are looking for a passionate, goal-oriented, and persistent Node.js Developer to join our unique cryptocurrency investment project.

Responsibilities

• Development of a cryptocurrency payment gateway.
• Development of game mechanics.
• Development of an internal transaction system.
• Integration with blockchains: Bitcoin, Ethereum, Binance Smart Chain, Tron, DEX and CEX exchanges, and smart contracts.
• Designing and implementing horizontally scalable service architectures.

Requirements

SupportYourApp шукає до своєї команди досвідченого DevOps інженера, що допоможе підтримувати нашу інфраструктуру на найвищому рівні. Маєш від 3 років досвіду у системному чи мережевому адмініструванні та бажаєш стати частиною міжнародної команди? Тоді ми чекаємо саме на тебе!

Звучить цікаво? Далі більше 💛

Що ти будеш робити:

• Автоматизовувати процеси розробки та тестування (від створення нових до підтримки наявних проєктів);
• Будувати та підтримувати CI/CD процеси;
• Налаштовувати та контролювати системи моніторингу (Grafana, Prometheus, Nagios, ELK, Sentry);
• Підтримувати сервери у хмарі (від встановлення до патч-менеджменту та вирішення технічних проблем);
• Працювати з базами даних (резервне копіювання, реплікація, профілювання запитів, усунення неполадок);
• Забезпечувати безпеку серверів та систем (виявлення та усунення вразливостей);
• Документувати та підтримувати інвентаризацію систем;
• Виявляти ініціативу у вдосконаленні інфраструктури та впроваджувати DevOps best practices;
• Менторити та підтримувати Junior-спеціаліста в команді.

Важливо та потрібно:

SupportYourApp шукає до своєї команди досвідченого DevOps інженера, що допоможе підтримувати нашу інфраструктуру на найвищому рівні. Маєш від 3 років досвіду у системному чи мережевому адмініструванні та бажаєш стати частиною міжнародної команди? Тоді ми чекаємо саме на тебе!

Звучить цікаво? Далі більше 💛

Що ти будеш робити:

• Автоматизовувати процеси розробки та тестування (від створення нових до підтримки наявних проєктів);
• Будувати та підтримувати CI/CD процеси;
• Налаштовувати та контролювати системи моніторингу (Grafana, Prometheus, Nagios, ELK, Sentry);
• Підтримувати сервери у хмарі (від встановлення до патч-менеджменту та вирішення технічних проблем);
• Працювати з базами даних (резервне копіювання, реплікація, профілювання запитів, усунення неполадок);
• Забезпечувати безпеку серверів та систем (виявлення та усунення вразливостей);
• Документувати та підтримувати інвентаризацію систем;
• Виявляти ініціативу у вдосконаленні інфраструктури та впроваджувати DevOps best practices;
• Менторити та підтримувати Junior-спеціаліста в команді.

Важливо та потрібно: