Lead/Senior Front-End Engineer (DeFi Infrastructure on Solana)

Location: Remote - PST-CAT preference

Compensation: Competitive

We are building the next generation of Decentralized Finance (DeFi) liquidity infrastructure on Solana. Our platform solves major industry problems by moving beyond traditional over-collateralized lending. We enable under-collateralized borrowing, programmable margin accounts, and composable strategies, all through one seamless application, unlocking capital efficiency and reducing risk.

We are seeking a foundational hire, a Lead/Senior Front-End Engineer, to own and drive the frontend of our flagship platform. This role will shape the entire user experience, technical architecture, and future frontend engineering culture.

As the go-to person for all things frontend, you will be responsible for defining the technical vision and delivering a world-class, high-performance user experience for advanced DeFi users.

Who we are;

Octopus by RTG is enabling a key partner organization to grow their tech teams while focusing on AI. We are currently looking for the right pioneers to join the team!

Octopus is proud to be part of the Robusta Technology Group (RTG), a leading tech group. With a decade of experience and a successful track record of delivering over 300 projects across Europe, the Middle East, and North America, RTG has established itself as a preferred employer in the Egyptian market. Octopus and Robusta are building a bridge between Europe and Africa, creating tailored hub solutions to connect companies with top talent across the globe.

Octopus is specialized in rapidly assembling remote & onsite global tech teams that are fully aligned with the culture and practices of a particular brand. By providing tailored hubs to suit its clients needs, Octopus gives companies all the advantages of remote work and offshoring without all the negatives.

We are looking for a part-time SEO Specialist to lead and manage the company’s end-to-end search engine optimization efforts. The role focuses on increasing organic visibility, driving qualified traffic, and applying SEO best practices across the company’s digital insurance products.

Mercier Consultancy MD is delighted to present an exceptional opportunity for a Swedish Customer Service Agent at a leading fashion website. This role provides the unique chance to work in beautiful Greece while assisting Swedish-speaking customers in navigating their online shopping experience.

Responsibilities

• Provide outstanding support to Swedish-speaking customers via phone, email, and chat regarding their inquiries about fashion products and services.
• Assist customers with order placements, returns, and exchanges while ensuring a smooth shopping experience.
• Troubleshoot and resolve customer complaints in a professional and timely manner.
• Document all customer interactions accurately in the CRM system to track inquiries and feedback.
• Collaborate with team members to improve service processes and enhance overall customer satisfaction.
• Stay updated on fashion trends, product offerings, and promotions to provide informed assistance.

Requirements

Mercier Consultancy MD is thrilled to offer an exciting opportunity for a Spanish Business Development Representative in Athens! We are in search of a proactive and ambitious individual who is eager to drive growth in the Spanish-speaking market. In this role, you will be responsible for generating new business, establishing client relationships, and contributing to our overall sales strategy.

Key Responsibilities

• Strategize and execute outreach initiatives to engage potential Spanish-speaking clients.
• Conduct cold calls, send tailored emails, and leverage networking opportunities to generate leads.
• Assess client needs and present customized solutions that align with their business objectives.
• Keep accurate records of client interactions and follow-ups within our CRM system.
• Collaborate with internal teams to enhance service offerings and marketing strategies.
• Monitor competitive landscape and industry trends to inform business development strategies.
• Consistently meet and exceed individual and team sales targets.

Requirements

Mercier Consultancy MD is thrilled to announce exciting Danish Speaking job opportunities in Greece! For those interested in taking their career to the next level while experiencing a new culture, we offer fully paid relocation packages to help you transition smoothly. This is a unique chance to work in a vibrant environment while utilizing your Danish language skills in a dynamic, growing company.

Key Responsibilities

• Provide exceptional support to Danish-speaking customers through a variety of channels including phone, email, and live chat.
• Assist clients with inquiries, account management, and product information in a professional manner.
• Document and track customer interactions and feedback in our CRM system.
• Resolve customer issues and complaints effectively, ensuring a high level of satisfaction.
• Collaborate with various teams to improve customer support services and address any challenges faced by clients.
• Stay updated on product knowledge and services offered to provide accurate information to customers.

Requirements

Data Scientist - Consumer Product Optimization

Location: New York City, London (Office)

Compensation: $250K - $300K

We are seeking an experienced, versatile Data Scientist to join our team, which is focused on a fast-paced consumer-facing product within the fintech or equivalent industry. This is a high-autonomy role where you will have the freedom to identify opportunities, design and implement solutions, and measure their impact across our entire product suite.

We value generalists who possess breadth across the data science field and thrive on end-to-end ownership. You will collaborate with cross-functional teams while driving projects independently from conception to completion.

The Data Scientist will be responsible for leveraging data to drive product decisions, optimize user experiences, and uncover strategic opportunities for growth.

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.

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

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.