Lead Frontend Engineer - Decentralized Trading Platform (New York / Full-Time)

Location: New York City (Hybrid)

Compensation: $180K - $300K

We are a well-funded, ambitious technology company on a mission to completely transform how financial markets operate. Our goal is simple: to enable anyone with a digital wallet to trade stocks, commodities, currencies, and crypto with complete transparency. We are replacing the opaque, offshore brokerage model with a transparent, permissionless trading stack built entirely on-chain. Every trade, deposit, and withdrawal is verifiable through open, auditable code. We've secured significant backing from top-tier venture capital and crypto-native investors.

We are seeking a Lead Frontend Engineer to take complete ownership of the client-side architecture for our core trading interface. You will be the technical leader for the frontend team, driving technical decision-making and ensuring a high-performance, resilient user experience for real-time trading. This role requires deep expertise in modern React/Next.js and mastery of complex Web3 integrations.

Key Responsibilities:

Senior Full Stack Engineer - Blockchain Developer Platform

Location: Remote - Based in ET timezone or happy to work 100% ET hours.

Compensation: $180K - $225K

We are a pioneering platform dedicated to setting the standard for how regulated public blockchain networks enforce critical transaction rules. We empower teams to create modular and programmatic policies—such as AML/CFT checks and off-chain collateral requirements—that are cryptographically verified and securely enforced before transactions execute on-chain. Our mission is to provide robust, tailored risk management for real-world customer needs in the next era of decentralized finance.

As a Senior Full Stack Engineer, you will be instrumental in building the core components of our developer platform, Predicate. This is a high-impact role with direct ownership over feature design and implementation, shaping how developers interact with and implement complex transaction prerequisites.

Responsibilities:

Ecosystem & Growth Lead (Web3/DeFi)

Location: Remote - US/Europe/Latam/Dubai but must have 5hrs overlap with EST

Compensation: $200K - $250K

We are hiring on behalf of our client, the team behind the next-generation yield engine for the crypto economy. Their unified infrastructure layer connects deposited capital to the best risk-adjusted yield opportunities across Decentralized Finance (DeFi), continuously and automatically reallocating assets to maximize returns. They are building the "last vault you’ll ever need" and are backed by leading venture capital firms and major blockchain foundations.

As the Ecosystem Lead, you will own our infrastructure's ecosystem-driven growth strategy end-to-end. This is a critical leadership role responsible for driving the adoption of their infrastructure across the broader application landscape. You will scale customer acquisition and growth by identifying, building, and managing strategic partnerships that are crucial to onboarding the next billion people into DeFi.

The Opportunity:

Senior Multichain Backend Web3 Engineer

Location: Remote - US/Europe/Latam/Dubai but must have 5hrs overlap with EST

Compensation: $150K - $200K

Join a well-funded, expert-led team building the foundational yield engine for the crypto economy. We are creating the unified layer that intelligently and continuously reallocates capital across Decentralized Finance (DeFi) protocols to maximize returns. This is a ground-floor opportunity to architect the transition to a multi-chain Web3 future.

This is a high-impact role with immense ownership over the most complex and critical aspects of our platform. You will be responsible for designing and building the scalable infrastructure required to connect and manage assets across various blockchain networks, ensuring security, reliability, and efficiency for all on-chain interactions. This role is ideal for engineers who thrive on technical problem-solving in a fast-paced, high-ambiguity environment.

Key Responsibilities & Impact:

Founding Solana Protocol Engineer Job Posting

Location: Remote - US/Europe/Latam/Dubai but must have 5hrs overlap with EST

Compensation: $150K - $200K

Join a pioneering team at the intersection of capital management and Decentralised Finance (DeFi). We are building the unified infrastructure layer that intelligently connects capital to the best risk-adjusted yield opportunities. Backed by premier crypto investors, this is a ground-floor opportunity to architect a foundational piece of the future financial ecosystem.

This is an opportunity for immense ownership, serving as the foundational engineer for a new, critical protocol on the Solana network. You will be responsible for designing, implementing, and taking full ownership of a core asset aggregation protocol from scratch. If you thrive on complex, ambiguous challenges and want to architect a fundamental piece of DeFi infrastructure, this role is for you.

Key Responsibilities:

GoMining is a global Bitcoin-powered fintech ecosystem building high-load financial products for users around the world.

We are looking for an experienced Node.js Developer who will strengthen our core backend team, work with high-intensity data flows, and help scale our financial infrastructure.

This role is ideal for someone with strong backend engineering experience in fintech, a deep understanding of product development, and the ability to deliver stable, secure, and scalable systems.

Responsibilities

• Develop and maintain backend services using Node.js with a focus on performance, reliability, and security.
• Implement new product features and integrate financial logic into existing services.
• Work with high-load systems, optimize application performance, and ensure stable service operation.
• Collaborate with product managers, QA engineers, and other developers to deliver end-to-end functionality.
• Integrate third-party APIs, PSPs, internal services, and crypto-related components.
• Write clean, maintainable, well-tested code following best practices and internal guidelines.
• Participate in architecture discussions and drive technical improvements across the backend stack.
• Support existing microservices, troubleshoot production issues, and contribute to automation and observability.

Requirements

Senior iOS Engineer (Mobile Lead, Web3 Focus)

Location: Remote - NY or CA preference - will consider US remote

Compensation: $250K - $375K

We are seeking a highly motivated and experienced Senior iOS Engineer to take the mobile lead role in shaping the user experience for an innovative, new asset layer and decentralized platform. This is a unique opportunity to drive the architecture, development, and evolution of our native iOS applications, focusing on delivering a simple, elegant, and trustworthy mobile experience for complex on-chain asset interactions.

You will act as both a hands-on technical contributor and a mentor, shaping the mobile engineering culture alongside product, design, and Web3 teams.

As the Senior iOS Engineer, you will be the mobile expert responsible for defining how users engage with our platform's next-generation asset layer. Your primary focus will be on delivering exceptional UI/UX for consumers, creators, and communities on iOS.

Infrastructure Engineer – Node Operations (Stablecoin / DeFi Focus)

Location: Remote - Based in EST or CST

Compensation: $175K - $225K

We are a technology company on a mission to transform how money moves. We believe stablecoins are the foundation of a new financial fabric—one that is faster, more global, and more efficient. We are building a full-service platform for issuing, managing, and integrating programmable, composable stablecoins into the global financial ecosystem.

Backed by world-class investors, we are a small, mission-driven team of builders with a high bar for excellence. We value clear thinking, extreme ownership, and high-velocity decision-making. We are seeking an Infrastructure Engineer – Node Operations to maintain the critical resilience and performance of our blockchain systems.

The Infrastructure Engineer – Node Operations will be directly responsible for managing and maintaining our core blockchain infrastructure. This includes critical components like RPC nodes, data indexers, and the internal telemetry pipeline. This role is essential for ensuring the high availability, reliability, and performance of systems that underpin our stablecoin platform. You will proactively strengthen our monitoring, automation, and operational resilience in a rapidly evolving blockchain environment.

Key Responsibilities

Machine Learning Scientist (SocialFi/Decentralized Platform)

Location: New York City, London (Office)

Compensation: $250K - $300K

We are a high-growth software development company comprised of elite builders, moving fast to redefine what is possible in the social and decentralized technology space. We are proud contributors to one of the largest global social networks in the crypto space. We are committed to leveraging cutting-edge technology to build the future of decentralized applications.

We are seeking an experienced Machine Learning Scientist to be instrumental in applying AI and ML techniques to shape the future of our platforms and beyond.

As a Machine Learning Scientist, you will work alongside world-class engineers and product teams to drive the development of sophisticated algorithms. These models will power key platform features such as personalization, recommendations, search, and real-time decision-making, significantly enhancing the user experience.

Key Responsibilities

Head of Ecosystem & Community (Rollup Infrastructure)

Location: Remote - US only

Compensation: $150K - $220K

We are a pioneering blockchain infrastructure firm building the future of rollup architecture. Our vision is to solve the fragmentation of the current ecosystem by enabling synchronous cross-chain composability. We believe developers shouldn't have to choose between scalability and interoperability.

We are creating a modular rollup framework that allows app-specific L3s to remain sovereign while achieving atomic, cross-chain interactions—no trusted bridges or brittle async calls required. Backed by top-tier Ethereum researchers and VCs, we are looking for a high-leverage leader to grow our ecosystem and drive the adoption of our core platforms, including our Based Appchain Platform.

Key Responsibilities: