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Head of Marketing

posted by: spj_bot

Head of Marketing

Craft the Story of How Ethereum Wins Institutional Adoption

Location: NYC based candidates are the preference but they're open to US remote for exceptional candidates.

Compensation: $200K - $300K

We are building the critical infrastructure required to bring the "real world" to Ethereum. Our mission is to provide the rails for Wall Street to operate on-chain, moving the global financial system into the 21st century.

We are seeking a visionary Head of Marketing to own our narrative and bridge the gap between two distinct worlds: the high-stakes environment of institutional finance and the frontier of Web3. Reporting directly to the CEO, you will be responsible for the brand’s evolution as we prepare to reveal a series of groundbreaking products in 2026. This is a role for a storyteller who understands that for us to win, Ethereum must win—and you will be the one articulating that victory to the world.

Requirements

We need a proactive, autonomous operator who can navigate complex technical landscapes and high-level executive boardrooms with equal ease.

Job Skills

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Embedded Systems Engineer

posted by: spj_bot

Embedded Systems Engineer (Backend & Firmware)

Compensation: $180K - $300K

Location: North America preferred (Would consider South America if can work EST working hours)

We are a lean, high-velocity technical team building the infrastructure that powers the world’s most sophisticated AI models. Our core mission is to democratize access to high-quality public web data at a global scale. We support and power Grass, a massive distributed bandwidth-sharing network and crawler, while simultaneously managing pipelines that process billions of videos, transcripts, and audio files for frontier AI labs.

As an Embedded Systems Engineer, you will be a pivotal member of a small, elite team. This isn't just a firmware role; it’s a hybrid challenge where low-level systems meet high-scale backend architecture. You will lead the effort to architect scalable solutions, optimize networked device firmware, and drive technical excellence to ensure our distributed network remains the backbone of the open web data movement.

Requirements

We are looking for a builder who thrives in a "no red tape" environment and possesses a deep understanding of how software interacts with hardware and networks.

Job Skills

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Junior Python Developer

posted by: spj_bot

Python Developer (Product & API)

Location: Remote (UK or EU-based; UK preferred)

Type: Full-Time

Compensation: £50,000

We are looking for a motivated Python Developer to join our engineering team. This is a product-focused role where you will play a key part in building and maintaining the backend services that power our core platform. You will be responsible for designing and developing robust APIs and ensuring our backend systems are scalable and efficient. While this is primarily a backend engineering role, you will have the opportunity to work alongside our ML initiatives, helping to integrate light machine learning models into a production environment.

We are a lean, agile team that values clean code, thoughtful architecture, and a "product-first" mindset. If you enjoy solving practical problems and seeing your code directly impact users, we want to hear from you.

Job Skills

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Product Marketing Manager

posted by: spj_bot

Product Marketing Manager (Stablecoin & Fintech)

Location: Remote (Global) / NYC-Hybrid Preferred

Type: Full-Time

We are a mission-driven fintech firm on a quest to transform how money moves globally. We believe that stablecoins are the future of financial infrastructure—faster, more open, and more efficient than the siloed systems of today. Backed by world-class investors like Paradigm and Dragonfly, we are building a full-service platform that makes issuing, managing, and integrating digital dollars seamless for developers and institutions alike.

As our Product Marketing Manager, you will be the critical bridge between our engineering team and our users. This is a strategic, hands-on role that owns the full customer lifecycle. You aren't just a marketer; you are a storyteller and a trusted advisor who shapes how the world discovers our products, how customers are onboarded, and how they grow with us over time.

Key Responsibilities

Job Skills

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Staff Full Stack Engineer

posted by: spj_bot

Full Stack Engineer (Web3/DeFi)

Location: Remote Type: Full-Time

Compensation: $150K - $250K

We are a venture-backed fintech lab building the next generation of on-chain investing. Our platform is dedicated to long-term, diversified portfolios and automated rebalancing, bringing the safeguards of traditional finance to the world of DeFi. We aim to abstract away the complexities of blockchain, making it possible for anyone to invest in real-world assets (RWAs), stocks, and bonds fully on-chain.

With over 75,000 users already on board and backing from industry leaders like a16z CSX, Coinbase Ventures, and Uniswap Ventures, we are scaling rapidly. We are looking for a Full Stack Engineer to join our lean, high-throughput team. In this role, you will play a critical hand in developing our flagship product, touching every layer of the crypto stack—from backend infrastructure to front-end Web3 UX.

Key Responsibilities

Job Skills

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Partner Engineer

posted by: spj_bot

Partner Engineer (Developer Relations)

Location: Remote Type: Full-Time

Compensation: $120K - $140K

We are a specialized Web3 engineering lab developing cutting-edge "Intents" technology to enable seamless cross-chain interactions. Our mission is to build a decentralized future where smart contracts, AI agents, and financial services sync in real-time across blockchain networks.

As a Partner Engineer (DevRel), you will be the bridge between our core technology and the global developer ecosystem. This role blends deep hands-on engineering with developer advocacy. You will act as the primary Point of Contact (PoC) for strategic integrations, ensuring that partners and independent developers can easily leverage our protocol within their applications.

We operate in a high-agility startup environment that values creativity, technical excellence, and a strong sense of purpose. If you are passionate about building decentralized liquidity layers and nurturing developer communities, we want to hear from you.

Key Responsibilities

Job Skills

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Senior Validator Engineer

posted by: spj_bot

Senior Validator Engineer (Solana)

Location: Remote - Europe only

Compensation: $180K - $300K

We are reengineering blockchain infrastructure from first principles to make global digital markets as precise and dependable as physical systems. Built on Solana, our platform delivers deterministic execution, guaranteed inclusion, and low-latency performance—solving the foundational failures that cause transactions to miss and systems to collapse under pressure.

By placing high-performance compute close to where transactions happen and coordinating execution through our advanced scheduling engine, we empower developers to build scalable applications and give institutions the reliability they demand. We believe financial infrastructure should behave like physics: fast, reliable, and predictable—every time, without exception.

As a Senior Validator Engineer, you will spearhead our engineering efforts surrounding the Solana Validator (both Agave and Firedancer), driving the innovation and implementation of next-generation high-performance distributed systems. You will join a highly proficient team of core engineers who have all contributed to foundational network components.

Job Skills

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Senior Backend Engineer - Perps

posted by: spj_bot

Backend Developer (Hyperliquid Focus)

Location: Remote (EMEA Region Only) Type: Full-Time

Compensation: $130K - $165K

We are a mission-driven team simplifying multi-chain DeFi for financial institutions, fintechs, and service providers. By offering a unified API that accesses on-chain liquidity across major blockchains, we provide the best pricing for same-chain and cross-chain swaps. Beyond the technology, we are deeply committed to user experience, aiming to make complex decentralized technologies accessible to everyone.

We are looking for a Backend Developer to join our team with a dedicated focus on integrating Hyperliquid functionalities into our API platform. This is a pure backend role—no frontend or design work is required—allowing you to focus entirely on building and shaping core infrastructure.

The ideal candidate is passionate about the Hyperliquid ecosystem and eager to help distribute programmatic trading features (such as TWAP and perps) to the broader DeFi ecosystem through high-performance backend systems.

Key Responsibilities:

Job Skills

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Senior Backend Engineer - Intents API

posted by: spj_bot

Senior Backend Engineer (Intents & Order Infrastructure)

Location: Remote - Based in EMEA regions
compensation:
$130K - $165K

We are simplifying multi-chain DeFi for traditional financial institutions, fintechs, and service providers. Our platform offers a unified API to access all on-chain liquidity across major blockchains, ensuring the best prices for same-chain and cross-chain swaps. We are a passionate, remote-first team on a mission to enable a fairer, more decentralized world by making complex blockchain technologies accessible to everyone.

We are looking for a Senior Backend Engineer to lead the development and scaling of our core off-chain coordination service. This is a critical infrastructure role, as the Order Server acts as the central hub for the entire Intent lifecycle—from quote aggregation and validation to real-time broadcasting and cross-chain status tracking.

In this role, you will build secure, high-throughput systems using TypeScript and NestJS that allow applications to discover competitive quotes while protecting the network from fraudulent orders. This position is vital for the success of our solver-based architecture and requires a deep focus on security, performance, and reliability.

Key Responsibilities:

Job Skills

system architecture postgresql terraform real time system reliability high throughput validation reading security policy professionalism equity system design personal development time constraint integration event log GCP service provider phase message pass management node js acts data integrity backend digital signature secure systems low latency coordination nice graph redis optimize infrastructure high throughput systems accountability microservices distributed environments fault tolerant managed securely collaboration blockchain prioritize validated data infrastructure as code financial institution API real time product teams query optimization indexing service stakes advanced logic infrastructure tracking typescript applicable data e user experience integrate budget broadcasting relational database
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Product Data Scientist.

posted by: spj_bot

Data Scientist (Full-Stack / Generalist)

Location: Remote / Flexible Type: Full-Time

Compensation: Competitive

We are seeking an experienced, versatile Data Scientist who thrives in a fast-paced startup environment. In this role, you will have the freedom to identify high-impact opportunities, design and implement technical solutions, and measure their success across our global product suite.

We value generalists over specialists. The ideal candidate has broad experience across the entire data science lifecycle rather than deep expertise in just one niche. You should be proactive, self-motivated, and comfortable taking initiative to find problems worth solving. At our firm, you aren't just a number; you maintain ownership of your projects from initial conception to final implementation.

What You'll Do:

Job Skills

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