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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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UX & Graphic Designer

posted by: spj_bot

Hybrid UX & Graphic Designer (Blockchain/Fintech) - Global Remote

Location: Remote - Global (Preference for candidates based in Europe)

Compensation: $150K - $180K

We are seeking a versatile and strategic Hybrid UX and Graphic Designer to transform complex crypto products into professional, intuitive, and visually compelling experiences.

Join a passionate, intelligent, and globally dispersed team building a high-performance blockchain operating system that redefines what is possible on Ethereum. Our platform, which includes a groundbreaking Virtual Machine and a new programming language, focuses on unparalleled throughput, decentralization, and security, simplifying the development process for builders worldwide. We are united by a love for innovation and a commitment to shaping the future of blockchain technology.

This role is responsible for design across product development, marketing, and community engagement. You will create end-to-end user experiences for professional traders, develop high-impact visual assets for marketing campaigns, and ensure a cohesive, high-standard visual identity for the platform. The ideal candidate will possess a strong understanding of trading mechanics and user interfaces, translating this knowledge into precise and effective design solutions.

Job Skills

professional streamline prioritizing interface design usability team build capital market security policy brand analytics software operating system strategic thinking development process professional portfolio conceptual mechanics brand strategy web design visual dashboards HTML visual brand CSS high performance financial technology interactive prototypes scheduling problem solve work environment targeting product management user interface programming language throughput financial acumen responsive design managed securely targeted marketing digital asset design language industry standards blockchain innovation figma creative professional development innovative virtual machine ethereum translating user research motion graphic govern industry standard design tool design solutions iterate graphic design development marketing applicable data creative problem solve front end design networks e user experience content creation design systems product development graphic designer execute
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Network Infrastructure Engineer (DevOps)

posted by: spj_bot

Network Infrastructure Engineer - AI Data Platform

Location: Hybrid - Ashburn

Compensation: $125K - $150K

Join a lean, technical team building the critical infrastructure that delivers massive amounts of web data to companies training the world’s most powerful AI models. The client operates a vast distributed crawler, granting unique access to high-quality public web data at a global scale. Their work involves building advanced pipelines for ingesting, segmenting, and annotating billions of videos, transcripts, and audio files, directly powering dataset creation for frontier AI labs.

The client is looking for a talented Network Infrastructure Engineer with significant experience in infrastructure and network architecture design. You will be responsible for building and maintaining the robust physical and cloud infrastructure that powers their AI-driven platform. Your work will directly impact the efficiency, security, and performance of our systems at massive scale.

This role requires deep expertise across network architecture, physical deployment, cloud services, and automation (Infrastructure as Code).

Job Skills

network security system configuration terraform operates reliability automation equity team build security policy monitor system integration cloud platforms GCP uptime massive dataset servers networks virtualization data platform cloud services experience design problem solve security standards performance monitoring collaborate network architecture network components reliable best practices performance based docker managed securely kubernetes system performance grafana networks servers design configuration infrastructure as code scalability devops network management performance optimization automation infrastructure network switch infrastructure logging elk stack firewalls data center scale containerization applicable data e integrate ansible network infrastructure cloud infrastructure prometheus
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Lead Product Designer

posted by: spj_bot

Lead Product Designer (Web3/DeFi)

Location: $150K - $200K

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

Join a well-funded, expert-led team building the unified yield engine for the crypto economy. We are creating the platform that intelligently reallocates assets across Decentralized Finance (DeFi) protocols to maximize returns. This is a foundational, fully remote role to own our user experience, brand, and design system from the ground up.

As the Lead Product Designer, you will have immense ownership, responsible for shaping the design of the next generation of our platform. You will build extraordinary, simple, and delightful experiences in a complex Web3 ecosystem. This role is ideal for a designer who thrives on high ambiguity, rapid iteration, and taking full ownership of the design process end-to-end.

The Opportunity:

Job Skills

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Community Lead

posted by: spj_bot

Community Lead (Web3/DeFi Protocol)

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

Compensation: $130K - $180K

Join a well-funded, expert-led team building the unified yield engine for the crypto economy. We are creating the platform that intelligently reallocates assets across Decentralized Finance (DeFi) protocols to maximize returns. This is a foundational role to build and activate a world-class community that drives adoption and amplifies our mission.

As the Community Lead, you will take full end-to-end ownership of the protocol's community strategy, shaping how users, developers, and advocates engage with the platform. You will be responsible for designing and executing programs that foster engagement, education, and evangelism, serving as the voice of the community internally and the voice of the protocol externally.

The Opportunity:

Job Skills

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Senior Web3 Back-end Engineer

posted by: spj_bot

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:

Job Skills

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Senior Software Engineer, Admin Platform

posted by: spj_bot

Senior Software Engineer, Admin Platform

Location: Seattle, WA (Hybrid: 4 days/week in office)

Employment Type: Full-time

Salary Range: $190K - $205K

We are a well-established, well-funded B2B software company transforming modern workplaces for the hybrid work model. We are looking for an exceptional Senior Software Engineer to join our Admin Platform team, which owns the enterprise features that create a cohesive experience for our largest customers (1000+ employees). This is a high-impact role aimed at driving both customer delight and significant company revenue growth.

The Admin Platform team builds and manages critical enterprise-grade features (e.g., SCIM sync, Custom Roles, SSO) and champions cross-platform needs for large customers. You will work on customer-facing features and key architectural challenges related to scale and performance.

You Will:

Job Skills

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UX Designer

posted by: spj_bot

UX Designer - Web3 Live Sports Gaming

Location: Remote - Preference for UK as thats where the majority of the team are based, 2nd preference is EU - fully remote.

Compensation: $75K - $120K

We are a rapidly growing, stealth-mode team building the ultimate digital playground for the world's most passionate football fans. Our mission is to make the match-day experience more engaging, social, and fun by blending speed, robust data, and vibrant design. We are looking for a highly creative and user-focused UX Designer to define the look, feel, and function of our web and mobile applications, translating complex live sports data into intuitive interfaces.

You will be instrumental in leading the UX strategy for our core Web platform, where the majority of live fan interaction occurs. Your focus will be on designing interfaces that are intuitive, glanceable, and performant even during the most chaotic moments of a live game. You will own the design system, drive optimization through testing, and collaborate closely with engineering to ensure pixel-perfect implementation.

Key Responsibilities:

Job Skills

web platform professional user testing product managers prototype equity brand team build security policy design system pixel perfect scalable design optimization storytelling touchpoints communication web design funnels visual dashboards community interaction manage design CSS data visualization translate feature development look feel rapid development experience design web application css framework prototypes interactive collaborate polls responsive web design social designing interfaces managed securely collaboration analytics heatmaps prototyping performance metric creative figma cognitive load product design gamification translating bootstrap statistics user flow browser compatibility collaborative graphs mobile applications interaction applicable data design specification front end e wireframing b polished
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Chief Compliance Officer

posted by: spj_bot

Chief Compliance Officer (CCO) - Global Payments Infrastructure

Location: Remote - US

Compensation: $ Competitive

We are building a platform dedicated to enabling drastically faster, cheaper, and more reliable transactions for businesses in emerging markets, working toward a vision of frictionless global commerce. We are looking for a Chief Compliance Officer (CCO) to take full, end-to-end ownership of our compliance function. This critical leadership role requires both strategic vision and tactical execution with a strong founder's mindset.

As CCO, you will be the ultimate owner of compliance strategy, execution, and team-building across global markets. You must be equally comfortable defining licensing roadmaps with leadership and diving into the deepest details of operational compliance. Your primary mission is to design robust compliance frameworks that mitigate risk while successfully enabling rapid growth and expansion across emerging markets.

Key Responsibilities:

Job Skills

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Senior/Lead Smart Contract Engineer

posted by: spj_bot

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:

Job Skills

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