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

Lead Blockchain Payments Engineer - Fiat Ramps & Financial Infrastructure

Location: London

On-site | Full-time

Compensation: Competitive

Our client is an elite team of builders operating at the intersection of fintech and high-scale crypto infrastructure. As a high-growth software organization, the company is responsible for developing the technology behind some of the largest crypto social networks and digital asset launchpads globally. The organization is defined by a philosophy of extreme talent density, rapid iteration, and technical ownership.

The Lead Blockchain Payments Engineer (Fiat Ramps) will serve as a core architect of the firm's financial infrastructure. This role is responsible for designing and scaling the services that power seamless fiat-to-crypto flows, real-time risk decisioning, and immutable financial records. Based in London, this is a full-time, in-person position for an engineer who thrives in high-throughput, low-latency environments and is passionate about building the future of global value transfer.

Key Responsibilities

Payment Orchestration & Integrations

Senior Full Stack Engineer - Decentralized Finance Security

Location: Remote USA - NYC preferred - (NOT PST) and Europe, but must have a 5+ hour overlap with EST timezone for this role

Remote | Full-time

Compensation: $144K - $164K

Our client provides the first automated, on-chain economic security system designed to enable crypto protocols to optimize risk management and capital efficiency while safeguarding user funds. By analyzing protocol mechanics and scenario implications through world-class custom EVM simulations, the platform provides actionable insights trusted by leading decentralized finance (DeFi) protocols to secure billions of dollars in assets.

The organization is seeking a proactive and results-driven Senior Full Stack Engineer to join the Oracle Team. Reporting directly to the Oracle Team Lead, the successful candidate will play a critical role in building data-driven dashboards and infrastructure to support risk analysis. This role requires close collaboration with research and protocol teams to deliver high-quality frontend and backend components that power essential security insights across multiple blockchains.

Key Responsibilities

The Principal Electrical, Control & Instrumentation (EC&I) design engineer will be responsible for leading a design team or provide EC&I expertise within a multi-discipline team delivering one or more design projects. These designs will cover the full project life cycle from concept design through to manufacture and commissioning.

When leading a project, the Principal EC&I engineer shall be responsible for the coordination, planning and approval of designs in accordance with the required standards, procedures and requirements. When collaborating with partners, working within a framework team, they shall provide the design engineering for the EC&I discipline.

·        Provide EC&I technical input to bids.

·        Tender documentation production and development.

·        Development and management of estimates and project schedules.

·        Management of EC&I requirements at all levels.

·        Lead presentations at EC&I design review and other client facing meetings.

·        Provision of technical solutions from customer requirements and initial concepts, and coordinate EC&I activities necessary to provide design solutions.

·        Continuous learning and development in all areas of engineering especially with respect to the latest developments in technologies and techniques.

Founding Full-Stack Engineer (iOS & Web3)

Location: New York (Hybrid)

Compensation: $170K - $220K

We are building a first-of-its-kind accountability protocol designed to bridge the gap between social coordination and blockchain technology. We are looking for an exceptional Founding Full-Stack Engineer to lead the development of our consumer-facing native iOS application.

In this role, you won't just be executing tickets; you’ll have a "founding-level" seat at the table, working directly with our co-founders (alumni of Apple, Google, Dragonfly, and Arbitrum) to shape the product's DNA. You will be responsible for shipping high-quality, production-ready Swift code and designing the backend infrastructure that makes complex on-chain interactions feel invisible to the end user.

Key Responsibilities:

**This position is contingent on contract award**

Come Join Our Team! First Division Consulting (FirstDiv) provides program management, acquisition, logistics, field service representative, explosive ordnance disposal, and personnel support services to Department of Defense and Federal Government Agencies. We are a Virgina Verified Service-Disabled Veteran-Owned Small Business and a Small Disadvantaged Business. If you are looking for a company who has an overall rating on Glassdoor of 4.8 and who puts their people first, then continue to read below and join the FirstDiv team!

**This position is contingent on contract award**

Come Join Our Team! First Division Consulting (FirstDiv) provides program management, acquisition, logistics, field service representative, explosive ordnance disposal, and personnel support services to Department of Defense and Federal Government Agencies. We are a Virgina Verified Service-Disabled Veteran-Owned Small Business and a Small Disadvantaged Business. If you are looking for a company who has an overall rating on Glassdoor of 4.8 and who puts their people first, then continue to read below and join the FirstDiv team!

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

Senior Full-Stack Software Engineer (On-site)

Compensation: $150K - $200K

We are hiring a Senior Full-Stack Software Engineer to join a fast-paced, high-growth AI company dedicated to building the next generation of autonomous digital workers. This is an on-site, full-time position in San Francisco, CA.

As a Senior Full-Stack Software Engineer, you will play a crucial role in shaping the future of AI and digital workers. Your primary focus will be on driving velocity and end-to-end ownership of products and problems within the engineering team.

Key Responsibilities:

• Architect and build new, complex workflows within our core products.
• Maintain and optimize existing feature-rich workflows to ensure high performance and reliability.
• Act as a critical bridge between Applied Research, Go-To-Market (GTM), Product, and Engineering teams.
• Identify, propose, and implement significant architectural improvements and scalability solutions.
• Drive and enforce technical decisions and best practices across the engineering team.
• Actively contribute to product engineering across the full stack.

Requirements

Founding Full-Stack Engineer - AI Production Systems

Location: San Francisco, CA (On-site)

Employment Type: Full-time

Compensation: $200K - $275K

We are building the first telemetry and production system designed for large language models (LLMs), giving them complete visibility into and control over running software, beginning with automatic error fixes.

We are seeking a Founding Full-Stack Product Engineer who is comfortable wearing all hats in a fast-paced environment. This role is highly dynamic, bridging classical full-stack engineering with cutting-edge Generative AI product features.

Key Responsibilities: