Location: US or Europe

Remote | Full time

Compensation:  $200K - $300K

Our client is a premier non-custodial trading and data platform at the forefront of cryptocurrency technology. The organization provides a unified base of operations where users retain custody of their funds while accessing live data, instant execution, and powerful charting tools across all emerging markets. By maintaining a lean, high-performance team of exceptional talent, the client ensures rapid release cycles that place new features in the hands of tens of thousands of active users immediately upon completion.

The organization is seeking a Principal Frontend Engineer with extensive experience building highly performant, real-time, and interactive web applications tailored for trading. This individual will serve as a subject matter expert, leveraging a background as a founding or first engineer to guide the platform through its next phase of growth and product expansion.

Key Responsibilities

Senior/Lead Smart Contract Engineer - Decentralized Perpetuals Exchange

Location: Remote - US or EU if willing to overlap 6+ hours with ET

Compensation: $250K - $500K

We are building the backbone of global decentralized finance (DeFi), operating the largest perpetual exchange on Arbitrum and processing over $20 billion in cumulative trading volume. Our platform enables leveraged trading of real-world assets (RWAs)—commodities, forex, indices, and stocks—alongside crypto, bringing global markets on-chain with full self-custody. Backed by General Catalyst and Susquehanna International Group, we are a small team providing institutional-grade reliability for a protocol handling billions in volume.

We are seeking an exceptional Senior or Lead Smart Contract Engineer to help scale our protocol as we expand to hundreds of markets and billions in daily volume. You will work directly with our founding team (backgrounds from Harvard, Bridgewater, and BlackRock) to architect and implement critical protocol upgrades and new market mechanisms for the next generation of on-chain derivatives.

This is not a junior role. We need an expert who has built and maintained perpetual Decentralized Exchange (DEX) smart contracts in production at scale.

Key Responsibilities:

Engineering Manager - Intent-Based Cross-Chain Infrastructure

Location: Remote

Compensation: $180K - $200K

We are building programmable, intent-based infrastructure on a leading Layer 1 protocol, making blockchain interactions smoother, smarter, and more composable. Our work enables intent-driven execution across chains, requiring high-velocity technical delivery and strong team leadership. We are seeking an Engineering Manager to accelerate execution across projects, partner integrations, and cross-team initiatives.

This role is focused on making things happen: ensuring technical projects are delivered on time, partner integrations run smoothly, and internal teams are fully aligned. You will lead and mentor a multidisciplinary engineering team while owning technical guidance, reliability management, and strategic process implementation.

Key Responsibilities:

Developer Relations Engineer - Parallelized Layer 1 Blockchain

Location: New York (Hybrid)

Compensation: $150K - $225K

Join the development foundation behind the first parallelized Layer 1 blockchain, an organization setting a new standard in performance and scalability by re-writing the most widely adopted execution environment in Web3. Our mission is to empower developers to build innovative applications that benefit from both the performance of Web2 and the decentralization of Web3. You will be the crucial bridge between the core engineering team and the global developer community.

As a Developer Relations Engineer, you will play a pivotal role in shaping the developer experience, gathering crucial feedback, and advocating for the needs of our community to foster a vibrant ecosystem around the blockchain.

Responsibilities:

DeFi Market Analyst - Risk & Innovation

Location: Remote - Preference for NYC - Will accept Remote Europe & USA to work EST

Compensation: $120K - $150K

We are a technology company that builds cutting-edge risk management systems, oracles, and AI models to make markets safer and more accessible. Our platform is trusted by leading protocols in decentralized finance (DeFi), securing and managing billions of dollars in assets. We are seeking a talented DeFi Market Analyst to join our team, reporting directly to the Innovation Lead, to help shape the future of decentralized finance.

As a DeFi Market Analyst, you will be crucial in expanding our trading capabilities, optimizing incentive programs, and providing actionable quantitative insights. This role requires a strong blend of market research, quantitative analysis, and operational efficiency to improve execution quality across our platform.

Responsibilities:

CTO/Engineering Lead - Solana ZK Computation Framework

Location: Remote - North America/Asia preferred - Not a must though

Compensation: $200K - $225K

We are building the first Solana-native verifiable computation framework designed to accelerate the adoption of ZK technology and enhance Solana's vision for Internet Capital Markets. Our platform allows developers to outsource complex computations off-chain while generating cryptographic proofs that are verified on-chain. We provide a suite of developer tools and a prover network, currently supporting the RISC Zero zkVM. We are seeking a talented CTO/Engineering Lead to build and scale our engineering team.

As the technical leader, you will be critical in helping us shape the future of verifiable computation on Solana, ensuring we develop the most performant, scalable, and decentralized computation network. You will own the technical roadmap, culture, and architecture, driving our mission to add safety, verifiability, and trustlessness to the Solana ecosystem.

Key Responsibilities:

Mercier Consultancy MD is excited to announce a fantastic opening for a Player Support Specialist who is fluent in both Polish and English, with a paid relocation to the vibrant city of Sofia, Bulgaria. This role is perfect for individuals passionate about gaming and dedicated to providing exceptional support to players. You will be responsible for assisting players with their inquiries and ensuring they have a smooth, enjoyable gaming experience.

Key Responsibilities

• Provide outstanding player support in Polish through email.
• Assist players with questions related to game features, technical issues, and account management.
• Resolve player concerns efficiently to enhance overall satisfaction and retention.
• Document player interactions and provide feedback to improve support services.
• Collaborate with development and community management teams to share player insights.
• Stay informed of game updates, features, and industry best practices in player support.

Requirements

Mercier Consultancy MD is excited to announce a fantastic opportunity for a Player Support Specialist fluent in both Polish and English. This role comes with a paid relocation to the vibrant city of Sofia, Bulgaria. Ideal candidates are those who have a passion for gaming and a commitment to providing exceptional support to players. In this pivotal role, you will assist players from diverse backgrounds, addressing their inquiries and ensuring a premium gaming experience.

Key Responsibilities

• Provide top-notch player support in Polish via email.
• Assist players with inquiries related to game features, technical challenges, and account management.
• Resolve player concerns efficiently to enhance overall satisfaction and player retention.
• Document player interactions effectively to inform service improvements and best practices.
• Collaborate with other teams to relay valuable player insights and contribute to community building.
• Stay up-to-date with game developments and industry trends to ensure knowledgeable support.

Requirements

Mercier Consultancy MD is excited to offer a rewarding opportunity for a Player Support Specialist, proficient in both Hungarian and English, with a paid relocation to the vibrant city of Sofia, Bulgaria. This role is perfect for individuals passionate about gaming and committed to providing stellar support to players. In this role, you will engage with a diverse community of players, assisting them with their inquiries and ensuring a fulfilling gaming experience.

Key Responsibilities

• Deliver exceptional player support in both Hungarian and English, through email correspondence.
• Assist players with various inquiries related to game features, technical issues, and account management.
• Efficiently resolve player concerns to enhance overall satisfaction and loyalty.
• Accurately document player interactions to inform service improvements.
• Collaborate with the development and community management teams to communicate player insights.
• Stay updated on game developments and support best practices to provide knowledgeable assistance.

Requirements

Mercier Consultancy MD is excited to present a fantastic opportunity for a Player Support Specialist, fluent in both Hungarian and English, with a paid relocation to the vibrant city of Sofia, Bulgaria. This role is perfect for enthusiastic individuals who are passionate about gaming and committed to providing stellar support to players. You will engage with a diverse range of players, assisting them with their inquiries and ensuring a fulfilling gaming experience.

Key Responsibilities

• Deliver high-quality player support in both Hungarian and English via email only.
• Assist players with inquiries related to game features, technical issues, and account management.
• Resolve player concerns efficiently to enhance satisfaction and loyalty.
• Accurately document player interactions and feedback to help inform service improvements.
• Collaborate with the development team and community management to relay player insights.
• Stay updated on game developments, features, and best practices in player support.

Requirements