Senior Executive Assistant to General Partner - Investment Firm

Compensation: $125K - $150K

Location: New York City, USA (Fully Office-Based Required)

Join a global investment firm specializing in ecosystem growth, working closely with a diverse portfolio of 90+ companies. Our team is composed of technical operators and strategic thinkers dedicated to being the most founder-friendly and helpful source of capital in the market.

We are seeking a high-caliber Senior Executive Assistant (Senior EA) to work closely with our General Partner (GP), ensuring seamless progress and maximum efficiency across his day-to-day investment activities and strategic initiatives. This is a critical, high-touch role that requires exceptional organizational skills and discretion.

As the Senior EA to the General Partner, you will act as a trusted partner, gatekeeper, and organizational backbone, allowing the GP to focus on high-value investment decisions.

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 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:

About Signal Ventures: Signal Ventures is the venture and strategic investment arm of The Signal Group. The team invests in early-stage technology companies across maritime, logistics, and commodities. Our portfolio includes more than twenty investments and three incubated projects, with successful exits including OilX and DeepSea.

About the role:

Shipping remains one of the world’s most complex and under-digitized sectors - a space where data and AI can make a profound difference. In an era defined by global disruptions, from sanctions to supply chain challenges, innovation in this field directly shapes how the world moves goods and commodities. At Signal Ventures, we look for people eager to explore this vast, often overlooked domain, and to help build technologies that bring clarity, efficiency, and intelligence to maritime commerce and global trade.

We are looking for an analyst to help source, assess and execute early-stage investments across the markets we cover. The role sits in a small team and reports directly to the SVP of Technology Ventures. You will take ownership of the deal flow process, support detailed diligence work and contribute to supporting founders in our portfolio. As you grow in the role, you will have the opportunity to take on increasing responsibility within the Ventures team.

iOS Designer / Product Engineer (Elite Team, High Impact)

Location: Remote - NYC preferred but would consider strong designers remotely across the US.

Compensation: $200K - $250K

We are a highly profitable, high-growth platform that has enabled creators to generate over $50 million since launching in 2025. Our mission is to simplify the process of supporting anyone in the creator economy. We operate with an uncompromising commitment to talent density—maintaining a small, elite team where every member has outsized ownership and impact.

We are seeking an exceptional iOS Designer / Product Engineer to join us as one of the two dedicated experts jointly owning the entire native iOS application. If you have an extreme attention to detail, live to build beautiful products, and thrive in a fast-paced, high-autonomy environment, we want to hear from you.

You will be a key leader in product design and technical implementation, jointly responsible for the entire user experience, visual quality, and technical integrity of the core iOS application. You will balance design perfection with rapid shipping to deliver features that directly drive platform growth and creator success.

Key Responsibilities

Senior Software Engineer - Fullstack (Remote, North America)

Location: Remote (North America: US or Canada)

Salary Range: $180,000 - $210,000 USD

We are a high-growth technology company at the forefront of revolutionizing security and compliance for businesses worldwide. Our advanced platform is trusted by thousands of companies and is backed by top-tier venture capital firms. We are seeking a highly motivated and experienced Senior Software Engineer - Fullstack to join our impactful, highly collaborative team. Every member is critical in shaping our product and culture, and we offer substantial responsibilities that directly impact our continued growth. This is a fully remote position for candidates residing in the US or Canada.

What You'll Do:

About Signal Ventures: Signal Ventures, the venture capital & strategic investment arm of The Signal Group, is a specialized venture capital firm focused on supporting early-stage technology startups and entrepreneurs in the shipping, logistics, mobility, and commodities sectors. With a track record of over 15 investments, 3 incubation projects, and successful exits for notable companies like OilX and nuTonomy, Signal Ventures is at the forefront of the industry.

About the role: We are currently seeking a highly motivated, analytical and Insightful analyst to join our team on a fixed-term six month contract. The successful candidate will play a pivotal role in managing deal flow and conducting due diligence for a portion of our portfolio. Reporting directly to the SVP of Tech Ventures and working closely with the Signal Ventures team, this role will contribute to the growth and success of Signal Ventures. 

This role is suited for recent graduates (0-2 years of experience) who are eager to get hands-on experience in the VC industry. We value open, rigorous debate and expect this person to bring fresh perspectives, question assumptions, and constructively challenge our thinking. 

Requirements

Are you driven by the challenge of building liquidity and growth optionality for a scaling global tech company?
Keycafe is seeking a Head of Capital Formation & Ventures to own our capital strategy, drive financing initiatives, and engineer shareholder liquidity and value across our global SaaS/IoT platform and new venture opportunities.

This is a front-line, deal-oriented leadership role — you’ll work directly with the CEO to ensure Keycafe always has the right capital structure, strategic relationships, and liquidity pathways to support rapid global expansion. You’ll also help shape Keycafe Labs, our innovation arm, by structuring and capitalizing new opportunities.

Staff ML Engineer (Semantic Search & RAG Architecture)

Location: New York, NY

Employment Type: Full-time

Work Arrangement: Hybrid (3 days per week in-office)

About the Role

Our client, is the startup discovery engine used by the world's largest venture capital firms to find and invest in promising founders. They map the startup landscape to ensure hundreds of billions of dollars are routed efficiently. They have raised $30 million in funding.

They are seeking a Staff ML Engineer to lead the development of their core AI features. This is a high-impact role where improvements in ML outcomes directly enable customers to find better investment opportunities, driving innovation globally.

Scope of the Role