Mercier Consultancy MD is seeking a highly motivated German B2B Business Development Account Manager to join our dynamic team in Athens. This is an outstanding opportunity for individuals who are passionate about driving business growth and developing long-term relationships with clients in the German-speaking market. As an Account Manager, you will play a crucial role in managing existing accounts while also seeking new business opportunities.

Key Responsibilities

• Manage and nurture relationships with existing B2B clients to ensure satisfaction and retention.
• Identify new business opportunities through proactive outreach and networking in the German market.
• Conduct thorough market research to understand client needs and industry trends.
• Develop tailored proposals and presentations that effectively address client requirements.
• Collaborate with internal teams to ensure successful implementation and delivery of services.
• Meet and exceed sales targets while contributing to the overall success of the sales team.
• Provide regular updates on account status and business development activities to management.

Requirements

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.

Business Development Lead - Payments Partnerships (Layer 1 Blockchain)

Location: New York City (Hybrid)

Compensation: $150K - $200K

Join the team behind the first parallelized Layer 1 blockchain, which has re-written the most widely adopted execution environment in Web3 to set a new standard in performance and scalability. Our platform allows applications to benefit from the speed of Web2 combined with the decentralization and sovereignty of Web3.

We are seeking an experienced Business Development Lead to drive strategic payments partnerships. This is a high-impact role requiring deep expertise in the global payments landscape. You will work directly with leadership, ecosystem teams, and strategic partners to position our blockchain as the premier chain for payments and settlement.

The Business Development Lead will be responsible for originating, negotiating, and executing strategic partnerships to expand the platform's presence in the global payments infrastructure.

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

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.

Tiger Analytics is an advanced analytics consulting firm. We are the trusted analytics partner for several Fortune 100 companies, enabling them to generate business value from data. Our consultants bring deep expertise in Data Science, Machine Learning, and AI. Our business value and leadership have been recognized by various market research firms, including Forrester and Gartner.

We are looking for someone with a good blend of business consulting skills and a data analytics background. If you are passionate to work on unstructured business problems that can be solved using data, we would like to talk to you.

RESPONSIBILITIES:

Mercier Consultancy MD is seeking a skilled German B2B Inbound Sales Advisor to join our team in Athens, offering a competitive base salary of 2000 Euro per month. This is an excellent opportunity for individuals with a strong sales background and fluency in German, looking to enhance their careers in a dynamic environment. As a B2B Inbound Sales Advisor, you will connect with business clients, understand their needs, and provide tailored solutions that drive business success.

Key Responsibilities

• Respond to incoming inquiries from German-speaking B2B clients, providing exceptional customer service and support.
• Identify client needs and recommend appropriate services to meet their business objectives.
• Maintain comprehensive records of customer interactions and sales activities in our CRM system.
• Build strong relationships with key decision-makers to foster long-term partnerships.
• Collaborate with marketing and product teams to develop strategies that enhance lead generation and conversion efforts.
• Stay updated on industry trends, market conditions, and product knowledge to effectively inform clients.
• Achieve individual and team sales targets, contributing to overall company success.

Requirements

Tiger Analytics is an advanced analytics consulting firm. We are the trusted analytics partner for several Fortune 100 companies, enabling them to generate business value from data. Our consultants bring deep expertise in Data Science, Machine Learning, and AI. Our business value and leadership have been recognized by various market research firms, including Forrester and Gartner.

We are looking for someone with a good blend of Market Access skills and a data analytics background. If you are passionate to work on unstructured business problems that can be solved using data, we would like to talk to you.

RESPONSIBILITIES:

Senior Data Scientist – DeFi Economic Risk & Security

Location: Remote - Preference is in Europe to overlap 5hours with EST timezone

Compensation: $130K - $150K

Join a pioneering company that provides the first automated, on-chain economic security system for crypto protocols. Our platform is trusted by leading DeFi protocols, collectively securing and managing billions of dollars in assets, by utilizing world-class custom EVM simulations to optimize risk management and capital efficiency. This is a high-impact role at the intersection of quantitative finance, data science, and decentralized technology.

As a Senior Data Scientist, reporting directly to the Head of Economic Risk & Strategy, you will be a critical driver of our modeling capabilities and data insights across the decentralized finance ecosystem. You will lead innovative research to understand market actor behavior and model these dynamics within our advanced simulation platform.

Your Mission & Responsibilities: