Senior Blockchain Engineer - Wallet Infrastructure & Integrations

Location: Remote - Location: US or EU (remote-first, office optional). Must be in the US, not Canada or in the European Union. France or Paris or as close as possible, always preferred.

Compensation: $160K - $240K

Join a stellar team of leaders and experts in blockchain technology, cryptography, and security to build the backbone of blockchain wallet infrastructure for the next financial era. We are hiring a Senior Blockchain Engineer to lead the design, development, and scaling of the components that connect our platform to every major blockchain network. This role is both hands-on and strategic, focusing on speed, resilience, and security under high-stakes financial workloads.

You will own the entire lifecycle of blockchain integrations, from low-level data indexing to high-level API design and smart contract development. You will improve our indexing and monitoring infrastructure, ensure secure integrations across diverse networks, and build tools that make our wallet platform faster and easier for partners to adopt.

Key Responsibilities:

Quantitative Trading & Market Microstructure Specialist - High-Performance DEX

Location: Remote - Global (Preference for candidates based in: Lisbon, Portugal / UAE / Switzerland / Singapore / Hong Kong / Brazil / USA / UK / Spain / Canada / France / Germany / Greece)

Compensation: $180K - $220K

We are building a high-performance blockchain operating system that fundamentally redefines what's possible on Ethereum by prioritizing unparalleled throughput, decentralization, and security. We are now expanding the team for O2, a new, early-stage project: a next-generation decentralized exchange (DEX) running on our modular execution layer. Designed as a Central Limit Order Book (CLOB), our goal is to build the fastest DEX ever constructed, leveraging parallel execution to unlock high-frequency trading efficiency fully on-chain.

You will play a foundational role, leveraging your expertise in market making and quantitative trading to model, simulate, and optimize the market behavior of our core CLOB protocol. This is a highly hands-on role where you will design and test trading strategy logic, build simulation frameworks, and collaborate with engineering and research to inform critical protocol-level design decisions.

Key Responsibilities:

Join DOF as our Technical Delivery Manager!

We are seeking a highly skilled and proactive Technical Delivery Manager to lead the execution of technical projects and change initiatives across our IT operations. This is a key corporate role responsible for ensuring high-quality delivery of technical solutions that support DOF’s overall business objectives. As Technical Delivery Manager, you will work closely with internal stakeholders, technical teams, and external partners to ensure that changes are implemented efficiently, securely, and in line with best practices. We are looking for a candidate who can provide operational insight and a structured approach to technical delivery.

Responsibilities:

Join DOF as our Business Platform Architect!

We are seeking a highly skilled and strategic Business Platform Architect to lead the development and governance of our integration and data platforms. This is a key corporate role responsible for shaping and executing platform strategies that support DOF’s overall business objectives. As Business Platform Architect, you will work closely with cross-functional teams to ensure our platforms are scalable, secure, and aligned with best practices. We are looking for a candidate who can provide deep expertise in architecture, governance, and optimization of modern data and integration platforms.

Responsibilities:

Senior Full Stack Engineer - On-Chain Economic Security

Location: Remote - Preference for NYC - Or Remote USA or Tel Aviv (classed as Europe) to work EST hours

Compensation: $144K - $164K

We are the first automated, on-chain economic security system, enabling crypto protocols to optimize risk management and capital efficiency while safeguarding user funds. Our platform uses world-class custom EVM simulations to analyze protocol mechanics and is trusted by leading DeFi platforms to secure billions of dollars in assets. We are seeking a proactive and results-driven Senior Full Stack Engineer to build data-driven dashboards and tools that support our critical risk analysis.

You will take full end-to-end ownership of projects, translating high-level goals into technical strategy and execution. This role involves deep collaboration with our research and protocol teams to deliver high-quality frontend and backend components. You will be instrumental in visualizing protocol risk insights via intuitive, data-rich interfaces and evolving our core Alert Portal.

Key Responsibilities:

Head of Community - Secure Computation Network

Location: Remote - Preference for Europe/Dubai/UK but open to candidates based in EST time zones

Compensation: $130K - $150K

We are building a secure computation network that is fundamentally changing how high-value data is stored and used globally. Our decentralized technology expands beyond traditional blockchain transactions into new verticals like AI, biometric data, health data, voting, and consumer data using privacy-enhancing technologies (PETs). Backed by a record-setting seed round and founded by high-profile leaders from Uber, Indiegogo, and Coinbase, we are seeking a highly experienced Head of Community to drive our global strategy.

This is a critical, deeply cross-organizational role where you will design and execute innovative strategies to bring to life a vibrant global community. You will serve as the pulse of the project, collaborating closely with senior Marketing, Product, Engineering, and Research teams to align community initiatives with the project's development and vision.

Key Responsibilities:

Gritter Francona, Inc. is seeking a Project Manager to support strategy and planning for senior management to align IT initiatives with strategic goals and business needs. The ideal candidate will have extensive experience in strategic planning and management analysis.

Responsibilities:

• Develop and implement strategic plans ensuring alignment with IT strategy and mission.
• Conduct detailed analysis and research to support strategic planning activities, including the development of business cases and evaluation of IT investment priorities.
• Create comprehensive reports and presentations for executive leadership, providing insights into strategic direction and project progress.
• Implement change management strategies to support new initiatives and process improvements.
• Collaborate with team members and stakeholders to ensure strategic goals are met and integrated into the Multi-Year Programming (MYP) process.
• Maintain and manage documentation and critical artifacts related to assigned tasks.
• Facilitate strategic planning sessions and workshops with leadership.

Requirements

Senior/Lead Smart Contract Engineer - Web3 User Acquisition Platform

Location: Remote - US (EST Preferred)

Compensation: $150K - $200K

We are a leading web3 user acquisition platform that has powered onboarding for over 500 protocols since 2021, facilitating over 500 million transactions and serving over 3 million users on 40+ chains. Our platform is infrastructure for major players like Coinbase, Uniswap, and Solana. Backed by $21M in total funding and with a successful native token launched in 2024, we are seeking a highly experienced Senior/Lead Smart Contract Engineer to take ownership of our protocol architecture and security.

You will lead the design and implementation of our smart contract infrastructure for both core and new initiatives. This is a critical, high-ownership role where you will drive protocol architecture, security, and optimization across multiple chains supporting millions of users. Your expertise will be essential in maintaining the integrity and gas efficiency of our high-volume systems.

What You'll Be Doing:

Researcher, Lending Vertical - On-Chain Economic Security

Location: Remote - Preference for NYC but will accept Remote Europe & USA - would need to overlap EST hours

Compensation: $120K - $150K

We are the pioneer in automated, on-chain economic security systems, trusted by leading crypto protocols like Aave, GMX, dYdX, and others, to secure billions of dollars in assets globally. We empower protocols by optimizing risk management and capital efficiency using world-class custom EVM simulations to provide actionable insights. We are seeking a proactive and results-driven Researcher to join our team, reporting directly to the Vertical Lead, Lending.

You will play a critical role in conducting in-depth protocol research, modeling risk parameters, and communicating findings with high-impact stakeholders in the DeFi lending vertical. This position requires deep analytical skills, the ability to translate complex data into clear strategic guidance, and a strong understanding of decentralized finance mechanics.

Key Responsibilities:

Quantitative Software Engineer - DeFi Economic Optimization

Location: Remote - US, Canada and would consider candidates based in Puerto Rico

Compensation: $150K - $200K

We are a Series B quantitative research and optimization company that leads the field in DeFi economics. We manage market risk, optimize growth, and ensure economic safety for protocols facilitating most spot trading, borrowing, and lending activity across all of DeFi, securing over $42 billion in customer TVL. We are seeking highly skilled and motivated Quantitative Software Engineers to drive the safe progression of future financial systems.

You will be at the intersection of quantitative finance and software engineering, driving the design and implementation of risk management and optimization strategies for major DeFi protocols. This role involves full ownership, from building robust data pipelines and core modeling platforms to deploying logic that enhances capital efficiency and risk-adjusted yields.

Key Responsibilities: