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.

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.

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 a stealth, on-chain, Solana-focused low-cap market maker: a private, tight-knit team obsessed with performance, precision, innovation, and absolute excellence. We operate fast, stay quiet, and execute aggressively. If you thrive in an elite environment where growth is earned, not given, you will fit in.

We are 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.

Smart Contract Engineer (Rust) - High-Performance DeFi Infrastructure

Location: PST-CAT preference

Compensation: Competitive

We are building the next generation of Decentralized Finance (DeFi) liquidity infrastructure on the Solana blockchain. We are solving a critical industry problem where reliance on over-collateralized lending leads to inefficient capital use, fragmented systems, and unnecessary liquidation risks.

Our solution introduces under-collateralized borrowing, programmable margin accounts, and composable on-chain strategies ("Recipes"), all built with high-performance Rust smart contracts. We are redefining how liquidity moves in DeFi: faster, safer, and more capital-efficient.

We are looking for a highly capable Smart Contract Engineer (Rust) to join our core engineering team and shape the technical backbone of our protocol. You will design, build, and optimize Rust-based smart contracts that power our DeFi infrastructure, working closely with product and protocol teams to create scalable, secure, and innovative financial primitives.

As a core contributor, you will take full ownership of your work, from concept and research to mainnet deployment and maintenance.

VP of Business Development, Africa - Blockchain Wallet Infrastructure

Location: Nigeria or South Africa (Remote-first, Office Optional)

Compensation: $80K - $120K

Join a stellar team of leaders and experts in blockchain technology, cryptography, infrastructure, and security to build the backbone of wallet infrastructure for the next financial era. We are hiring a VP of Business Development to spearhead our regional expansion and establish our company as the trusted partner for financial institutions and fintechs across African markets.

Reporting to the Head of Americas, you will own the go-to-market strategy in Africa, driving revenue, building strategic partnerships, and guiding clients through the deployment of our cutting-edge wallet platform inside their existing systems. This role demands a powerful blend of strategic leadership and hands-on enterprise sales execution.

As the senior representative in Africa, you will blend high-level strategy with execution, focusing on accelerating market penetration and securing complex enterprise accounts.

Mercier Consultancy MD is excited to announce an opening for a Dutch Business Development Representative in Athens! This is an excellent opportunity for a motivated individual who is passionate about business growth and is eager to make an impact in the Dutch-speaking market. You will be responsible for driving sales initiatives, establishing client relationships, and enhancing our market presence.

Key Responsibilities

• Develop and implement strategies for reaching out to potential Dutch-speaking clients.
• Engage in outbound sales efforts, including cold calling, emailing, and networking.
• Identify client needs and provide tailored business solutions to meet their objectives.
• Maintain a detailed database of leads and manage client interactions through our CRM.
• Work closely with marketing and other departments to align strategies and maximize outreach efforts.
• Analyze industry trends and competitor activities to refine tactics and boost sales.
• Meet and exceed individual and team sales targets on a regular basis.

Requirements

Mercier Consultancy MD is excited to announce a vacancy for a German Speaking Sales Development Representative to join our team in Athens. This role is ideal for motivated individuals who are eager to develop their sales career in a dynamic environment. As a Sales Development Representative, you will be crucial in building relationships with potential clients and expanding our market presence in the German-speaking regions.

Key Responsibilities

• Conduct outreach to potential German-speaking clients through phone calls, emails, and social media to generate leads.
• Qualify prospects by understanding their needs and presenting appropriate solutions.
• Maintain accurate records of sales activities and client interactions in our CRM system.
• Collaborate with the sales and marketing teams to refine lead generation strategies and improve overall outreach effectiveness.
• Research industry trends and market developments to effectively communicate with potential clients.
• Achieve and exceed lead generation and qualification targets to support the overall sales goals.

Requirements

Are you a driven communicator who loves creating conversations, uncovering opportunities, and opening doors for a global SaaS/IoT product?

Keycafe is seeking an Outbound Sales Development Representative to engage potential customers across the United States and Canada, introducing them to the capabilities of the Keycafe SmartBox. You’ll be at the front line of the sales organization — generating pipeline, qualifying prospects, and setting up Account Executives for success.

If you’re motivated, confident on the phone, highly organized, and ready to grow your career in a fast-moving international sales team, this role is for you.

What You’ll Do

• Proactively reach out to targeted prospects via outbound calls, emails, and multi-channel outreach.
• Qualify leads, understand pain points, and schedule high-quality meetings for Account Executives.
• Manage and nurture early-stage opportunities from first contact through handoff.
• Clearly articulate Keycafe’s SmartBox value proposition and how it solves operational challenges.
• Consistently meet and exceed weekly/monthly outreach and booking quotas.
• Collaborate with sales and marketing to refine messaging, targeting, and outreach strategy.
• Maintain accurate activity tracking and lead notes in CRM systems.

Are you excited about diving deep into a specific industry, mastering its challenges, and building a marketing playbook from the ground up?

Keycafe is looking for a Marketing Coordinator who can take ownership of a single vertical — such as vehicle fleets or first responders — and drive end-to-end demand generation. You will research the market, craft strategy, execute campaigns across multiple channels, and ultimately map out the most effective marketing motions for your industry.

You will collaborate closely with Sales, Customer Success, and Product to bring high-quality content and campaigns to life while helping shape the future of our North American marketing efforts. This role requires fluent business English and strong writing abilities.

If you’re a creative, analytical, and detail-oriented marketer who loves testing ideas and producing high-impact assets, we want to hear from you.

Mercier Consultancy MD is excited to announce an opening for a Polish Speaking Content Moderator to work in our Sofia, Bulgaria office! In this role, you will play a crucial part in ensuring a safe and positive online environment for our Polish-speaking users. As a Content Moderator, your primary responsibility will be to review and manage user-generated content, ensuring compliance with our community standards and guidelines.

Key Responsibilities

• Moderate and evaluate user-generated content in Polish to ensure it meets community standards.
• Classify content accurately based on established moderation policies.
• Identify and report inappropriate content or policy violations to the relevant teams.
• Provide insights on content trends and user interactions to refine moderation strategies.
• Collaborate effectively with colleagues to enhance moderation processes.
• Remain updated on company policies related to content moderation and community engagement.

Requirements