Senior Protocol Engineer - Stablecoin Platform

Location: Remote - US based (Would consider South America/Canada/Europe if can overlap with EST timezones)

Compensation: $170K - $200K

We are a pioneering stablecoin platform providing developers with a superior digital-dollar building block ($\$M$) to create custom, compliant stablecoins in minutes. We are seeking an experienced Senior Protocol Engineer to architect and develop audit-ready smart contracts, helping businesses monetize their digital dollar use cases while maintaining control over their money tech stack.

You will be responsible for the security, performance, and development of our core blockchain protocols. This role requires technical mastery in smart contract design, a commitment to audit readiness, and strong collaboration skills as you work across functional teams (designers, product managers, and developers) to enhance and extend our existing stablecoin products.

Key Responsibilities:

Senior Blockchain Engineer - Encrypted Infrastructure

Location: New York (Office)

Compensation: $150K - $200K

We are a small, fast-moving software company building an encrypted blockchain that combines deep expertise in cryptography, compilers, and distributed systems. Backed by top-tier investors including a16z and Polychain, we are financially secure with several years of runway. We are seeking a Senior Engineer to join our elite team in New York City and work on cutting-edge, challenging engineering problems.

You will join a focused team of industry veterans and standout talent, taking on significant decision-making responsibilities as you design and implement core components of our encrypted platform. This role requires the commitment to bring hard, complex tasks to completion independently, contributing to infrastructure that is fundamentally redefining secure data handling on-chain.

Key Responsibilities:

Protocol Integration Engineer - Stablecoin Platform

Location: Remote - US (Would consider South America/Canada/Europe if can overlap with EST time zone.

Compensation: $170K - $200K

We are a pioneering stablecoin platform that provides developers with a superior digital-dollar building block ($\$M$) to create customized stablecoins in minutes, enabling businesses to monetize their digital dollar use cases. We are seeking an experienced Protocol Integration Engineer to join our growing team. This role is crucial for enhancing our framework, supporting technical partners, and ensuring the quality and consistency of integrations across our ecosystem.

You will serve as the bridge between our core protocol and our partners, driving the successful integration and customization of our stablecoin extension frameworks. You will be responsible for adjusting core code, enhancing APIs, providing technical education, and ensuring all partner integrations adhere to the highest standards of quality and security.

Key Responsibilities:

Lead Protocol Engineer - HyperEVM DeFi Trading Infrastructure

Location: Remote - Preference for EST time zone or candidates that can overlap with EST

Compensation: $200K - $300K

We are building the next generation of DeFi trading, leveraging decentralized technologies to democratize access to global financial markets. As the largest builder product on our core platform, we have processed north of $50 billion in cumulative trading volume and achieved eight figures in revenue in the past year. We are a small, highly technical team focused on results, and are seeking a Lead Protocol Engineer to architect and scale our smart contract infrastructure on HyperEVM.

You will be the technical owner and lead protocol developer, responsible for the design, implementation, and deployment of smart contracts on the HyperEVM. This role is ideal for a strong individual contributor who thrives in a low-process, high-trust, and ambiguous 0-to-1 environment. You will be building DeFi primitives and trading infrastructure designed to scale to millions of traders and billions in daily volume.

What You Will Do:

Senior/Lead Smart Contract Engineer - Web3 User Acquisition Platform

Location: Remote - US (EST Preferred)

Compensation: $150K - $200K

We are a leading web3 user acquisition platform that has powered onboarding for over 500 protocols since 2021, facilitating over 500 million transactions and serving over 3 million users on 40+ chains. Our platform is infrastructure for major players like Coinbase, Uniswap, and Solana. Backed by $21M in total funding and with a successful native token launched in 2024, we are seeking a highly experienced Senior/Lead Smart Contract Engineer to take ownership of our protocol architecture and security.

You will lead the design and implementation of our smart contract infrastructure for both core and new initiatives. This is a critical, high-ownership role where you will drive protocol architecture, security, and optimization across multiple chains supporting millions of users. Your expertise will be essential in maintaining the integrity and gas efficiency of our high-volume systems.

What You'll Be Doing:

Senior iOS Engineer - Next-Generation Digital Experiences

Location: San Francisco (Hybrid)

Compensation: $200K - $350K

We are a technology company focused on delivering high-end user experiences that redefine what's possible across a suite of innovative products. We are seeking a Senior iOS Engineer who cares deeply about the details and the craft of engineering to help us realize our vision. You will play a crucial role in shaping the direction, design, and execution of future product experiences.

You will be the driving force behind the quality and architecture of our iOS applications, balancing long-term technical vision with immediate product needs. You will collaborate enthusiastically with small, focused teams to own and deliver intuitive and delightful user experiences, while also serving as a mentor to other engineers.

Key Responsibilities:

Protocol Lead - Rule Enforcement for Regulated Blockchains

Location: remote - north and South America and the EU

Compensation: $180K - $220K

We are building a platform that sets the standard for how regulated blockchain applications enforce transaction rules directly at the smart contract layer. Our system empowers teams to create modular, programmable policies (like AML/CFT checks or off-chain collateral requirements) enforced with cryptographic guarantees before a transaction executes on-chain. We are seeking a Protocol Lead to own the entire smart contract suite, driving robust, scalable risk management for real-world use cases.

As the Protocol Lead, you will have full ownership of the architecture, development, and maintenance of our core smart contract suite. You will be the team's blockchain subject matter expert, defining security best practices, managing audits, and building tooling for seamless integration. This role requires a balance of hands-on coding, security leadership, and cross-ecosystem research (EVM and non-EVM).

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:

Move (Sui) Engineer - Stablecoin Platform

Location: Remote - Would consider Global (Must have a 4 hour overlap with EST if based outside of US)

Compensation: $200K - $220K

We are a stablecoin platform for builders, focused on providing the foundational building blocks for digital dollars. Our platform allows developers to create and customize their own stablecoins in minutes by extending our superior digital-dollar building block ($M), allowing businesses to monetize their digital dollar use cases while maintaining control and offloading operational heavy-lifting. We are seeking an experienced Move (Sui) Engineer to join our growing team.

In this critical role, you will architect and develop the core smart contracts for our stablecoin platform on Sui. You will be instrumental in enhancing existing protocols, ensuring audit-readiness, and collaborating closely with cross-functional teams to deliver high-quality, scalable features.

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: