Strategic Account Manager - Next-Gen Blockchain Infrastructure

Location: Remote - Based in France (strongly preferred), Spain or European Union

Compensation: $70K - $105K

Join a dynamic fintech scale-up founded by top leaders and world-class engineers building the next generation of secure blockchain wallet infrastructure. We are hiring a high-energy, customer-focused Strategic Account Manager ready to make an immediate impact in a fast-growing, cutting-edge industry.

This role is ideal for someone who thrives in a results-driven environment, takes ownership, and is dedicated to growth. You will be instrumental in supporting customers, driving platform adoption, managing client onboarding, and handling both inbound and outbound sales activities.

As a Strategic Account Manager, you will be the key liaison for our most important clients, ensuring their success and driving the expansion of platform adoption.

Full Stack Software Engineer - Decentralized Trading Platform

Location: Remote - North America/South America only - (NYC or SF based candidates heavily preferred)

Compensation: $150K - $175K

Join an organization founded by former employees of a leading crypto exchange, backed by top-tier institutional investors from both traditional finance and crypto. We are building the leading trading and yield platform for Decentralized Finance (DeFi), bringing deep expertise in algorithmic trading and high-performance engineering to the space.

We are looking for a Full Stack Software Engineer excited by the opportunity to build cutting-edge, crypto-native technology. You will work across the entire stack, integrating multiple protocols and connecting with various blockchains. This is a pivotal role requiring an individual who thrives on end-to-end ownership and technical complexity.

This role involves end-to-end ownership of features on a complex trading backend designed to manage billions of dollars in crypto transactions, as well as the high-performance frontend interfaces.

Researcher - Decentralized Finance (DeFi) Risk & Economic Security

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

Compensation: $120K - $150K

We are the first automated, on-chain economic security system, trusted by leading crypto protocols to manage and secure billions of dollars in assets. Our core mission is to enable crypto protocols to optimize risk management and capital efficiency while safeguarding user funds. We achieve this by analyzing protocol mechanics and scenario implications 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 for Lending. You will play a critical role in conducting in-depth protocol research, modeling risk parameters, and communicating strategic findings to clients and the broader community, helping shape strategic research across high-impact DeFi projects.

The Researcher will be responsible for conducting rigorous quantitative analysis and providing expert commentary on emerging Decentralized Finance (DeFi) protocols and products.

DevOps Engineer - Global Fintech & Digital Money Platform

Location: Remote - They would prefer people in NYC but will accept people in Europe or Puerto Rico

Compensation: $180K - $250K

Join a lean and mighty team of passionate builders and veteran founders, backed by top-tier investors in fintech and crypto. We are building a cutting-edge platform at the intersection of real-world payments and digital money, empowering the next generation of financial products globally.

We are looking for a DevOps Engineer to deliver massive impact by owning and scaling our critical infrastructure. You will be a key driver of the technical roadmap and architectural decisions for a product rapidly scaling to millions of end-users.

The DevOps Engineer will play a critical role in managing, scaling, and securing our multi-cloud infrastructure, ensuring rapid, reliable deployments for a high-performance financial product.

DeFi Analyst - Risk Management & Market Safety

Location: Preference for NYC but can be USA or Europe based

Compensation: $120K - $150K

Join a company building technology that makes decentralized markets safer and more accessible. Our advanced risk management systems, oracles, and AI models secure billions in value and are trusted by leading protocols like Aave, GMX, dYdX, Venus, and Jupiter.

Reporting directly to the Lending Lead, we are looking for a talented DeFi Analyst to join our team and help shape the future of decentralized finance by delivering crucial insights and strategic recommendations to our customers.

The DeFi Analyst will leverage our simulation platform and quantitative methodologies to analyze complex datasets, model protocol risks, and provide actionable insights that directly impact market safety and capital efficiency.

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

Trader Analyst - High-Performance On-Chain Market Maker

Location: Remote - Must be able to work PST hours - so preference is US/South America & New Zealand based candidates.

Compensation: $75K - $100K

We are hiring on behalf of our client, a stealth, on-chain, Solana-focused low-cap market maker: a private, tight-knit team obsessed with performance, precision, innovation, and absolute excellence. They operate fast, stay quiet, and execute aggressively. If you thrive in an elite environment where growth is earned, not given, you will fit in. The client is seeking a Trader Analyst to operate at the intersection of execution trading, liquidity strategy, and client advisory. This high-impact role balances direct client communication with hands-on, high-speed trading execution in low-cap crypto assets.

The Trader Analyst will be responsible for balancing key client-facing communication, strategic analysis, and disciplined trading execution in a fast-paced, 7-day market environment.

Senior Executive Assistant to General Partner - Investment Firm

Compensation: $125K - $150K

Location: New York City, USA (Fully Office-Based Required)

We are a premier global investment firm focused on the future of decentralized technology and blockchain ecosystems. Since 2018, we have partnered with over 150 visionary startups, combining deep technical expertise with a hands-on approach to help founders scale transformative projects. As a highly institutionalized fund, we manage relationships with some of the world’s most sophisticated investors, including sovereign wealth funds and global endowments.

We are seeking a senior, high-trust Executive Assistant to work directly with our Founder. This is not a traditional administrative role; it is a high-leverage position designed for a strategic thinker who can operate in ambiguity and act as a true extension of the Founder. You will be responsible for filtering noise, synthesizing complex information, and ensuring that strategic priorities are executed with precision.

As we transition our global operations to a new flagship office in New York City, this role will be central to maintaining the Founder's momentum and organizational clarity.

Key Responsibilities

Senior Frontend Engineer - High-Performance Financial Platform

Location: New York, San Francisco (Office)

Compensation: $185K - $300K

We are hiring on behalf of our client who are building a revolutionary Multi-Asset Margin solution for one of the fastest-growing ecosystems in decentralized finance. Currently, the crypto derivatives sector generates $20B–$30B in annual revenue, and multi-asset margin accounts for over 86% of all trading activity. Their mission is to bridge the gap between diverse collateral types and high-performance trading.

Their platform allows users to post variable forms of collateral without needing to sell their assets for stablecoins. By building sophisticated blockchain-integrated systems "under the hood," they extend liquidity to the venues of their users' choice, bringing the market to them rather than forcing them to navigate multiple fragmented platforms.

As a member of their Product & Platform team, you will build and maintain the applications that power these services. You will collaborate closely with designers, backend engineers, and product managers to deliver responsive, high-performance user interfaces that define the future of DeFi trading.

The Frontend Engineer will be responsible for the full lifecycle of application development, focusing on performance, user experience, and real-time data visualization.

Mercier Consultancy is thrilled to announce an exciting opportunity for Dutch-speaking customer service representatives to work in beautiful Greece! If you are enthusiastic about helping customers and providing excellent support, this position is perfect for you. As a Dutch customer service agent, you will assist clients with their inquiries, resolve issues, and ensure a positive customer experience. This role not only offers the chance to work in a vibrant environment but also allows you to immerse yourself in the rich culture of Greece. Join our team and embark on this exciting adventure!

Key Responsibilities

• Manage incoming customer inquiries and provide accurate information in Dutch.
• Assist customers with product-related questions and troubleshooting.
• Resolve customer complaints efficiently and effectively.
• Maintain a positive customer experience by ensuring timely follow-ups.
• Document all customer interactions in the system accurately.
• Collaborate with team members to enhance the overall customer service process.

Requirements