Senior Rust Engineer (Solana/DeFi)

Location: Remote (CET +/- 4 hours) Type: Full-time

Compensation: $72K - $90K

We are a stealth-stage DeFi Trading & Intelligence platform dedicated to the Solana ecosystem. We are building the critical infrastructure required for sophisticated on-chain decision-making—ranging from real-time signals and smart money tracking to enterprise-grade fraud detection. Our platform delivers high-fidelity on-chain analytics through a high-performance API. We are a small, fast-moving team tackling the most challenging problems in blockchain data. As a Senior Rust Engineer, you will play a pivotal role in architecting systems that process millions of Solana transactions in real-time.

This is an early-stage startup environment. We are looking for an engineer who thrives on high ownership, fast iteration cycles, and the opportunity to ship code that immediately impacts production environments. If you are passionate about building high-throughput infrastructure and solving "hard" data problems, we want to hear from you.

Responsibilities

Quantitative Trading Analyst (Risk Architecture)

Location: Porto, Portugal

Hybrid | Full-time

Compensation: $150K - $175K

Our client is a high-growth financial technology firm on a mission to democratize access to global markets. By leveraging blockchain technology, the organization is replacing traditional, opaque brokerage models with a transparent, permissionless trading stack. This infrastructure allows users with digital wallets to trade stocks, commodities, currencies, and digital assets with full transparency and verifiable, auditable code. Having secured over $27.9M in funding from premier venture capital firms—including General Catalyst, Jump, LocalGlobe, and Susquehanna (SIG)—the company is positioned at the forefront of the Decentralized Finance (DeFi) movement.

The organization is seeking a Quantitative Trading Analyst to architect and upgrade the risk management engine securing the protocol. This role serves as the critical bridge between Traditional Finance (TradFi) derivatives and DeFi market structures. The mandate involves rigorously quantifying protocol risk and designing systems that facilitate high-leverage trading of real-world assets while mathematically ensuring protocol solvency.

Key Responsibilities

Chief Financial Officer (CFO)

Location: Remote / Flexible Type: Full-time

Compensation:$250K - $300K

We are a high-growth software development powerhouse and a primary contributor to one of the largest, most high-velocity crypto social networks in the world. Our team consists of elite builders moving at the frontier of consumer scale, decentralized finance, and high-performance engineering. Our products reach millions of users and operate under the most demanding real-world constraints.

We are seeking a Chief Financial Officer (CFO) to take command of our financial engine. As a core member of the executive leadership team, you will manage massive liquidity, optimize high-volume revenue streams, and navigate the complex intersection of social media and decentralized finance. This is a role for a "crypto-native" leader who thrives in hyper-growth environments where speed is a competitive advantage.

Responsibilities

Staff Frontend Engineer

Location: New York

On-site | Full-time

Compensation: Competitive

Our client is a high-performance technology development firm responsible for building and operating the foundational infrastructure behind the world’s most active digital asset launchpads. The systems managed by this organization are characterized by low latency, high throughput, and constant high-concurrency load. This is a mission-critical environment where technical precision is paramount; the frontend systems must remain resilient and performant under the weight of hundreds of thousands of active users.

The organization is seeking a Staff Frontend Engineer to own the design and evolution of large-scale frontend architecture. This is a hands-on, high-impact role focused on building fast, reliable, and maintainable user-facing systems. The successful candidate will join an elite team of builders where the pace is intense, expectations are high, and the impact of every deployment is immediate.

Key Responsibilities

Solana Program Engineer

Location: New York (Office)

On-site | Full-time

Compensation: Competitive

Our client is a high-performance technology development firm responsible for building and operating the foundational infrastructure behind the world’s most active digital asset launchpads. The systems managed by this organization are defined by ultra-low latency, high throughput, and constant high-concurrency load. This is a mission-critical environment where technical precision is paramount; these systems operate under extreme real-world pressure where the margin for error is non-existent.

The organization is seeking a Staff Solana Program Engineer to design, build, and maintain on-chain programs that operate under heavy transaction volume. This is a hands-on role requiring absolute technical ownership and a deep understanding of blockchain performance. The successful candidate will join an elite team of builders where the pace is intense, expectations are high, and the impact of every deployment is immediate.

Key Responsibilities

Head of Marketing

Craft the Story of How Ethereum Wins Institutional Adoption

Location: NYC-based candidates or people willing to relocate there

Compensation: $200K - $300K

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

They are seeking a visionary Head of Marketing to own their 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 they prepare to reveal a series of groundbreaking products in 2026. This is a role for a storyteller who understands that for them to win, Ethereum must win—and you will be the one articulating that victory to the world.

Requirements

Product Marketing Manager (Stablecoin & Fintech)

Location: Jersey City (Hybrid)

Hybrid | Full-time

Compensation: $150K - $165K

Our client is a high-performance financial technology firm backed by world-class investors, including Paradigm and Dragonfly. The organization is dedicated to transforming the global movement of money by building a next-generation stablecoin infrastructure and a full-service platform that makes issuing, managing, and integrating digital dollars seamless for developers, fintechs, and institutions alike.

The Product Marketing Manager serves as a critical bridge between the product and the global market. This is a strategic, hands-on role that owns the full customer lifecycle. The successful candidate will act as both a strategist and a trusted advisor, shaping how prospects discover the platform, how new customers are onboarded, and how they scale. This role requires a blend of data-driven insight and creative storytelling to turn complex technical features into compelling narratives that drive measurable growth and long-term adoption.

Key Responsibilities

Join Our Team!

At DSI, we have over 40 years of sales enablement and customized business solution experience, providing enhanced value that delivers results for our clients and partners. DSI Systems Inc., an authorized AT&T partner and sales enablement company, has an immediate career opportunity for a motivated individual to fill one of our key roles as a Territory Sales Manager in the Denver metropolitan area.

We are looking for an individual who will use their drive and expertise to develop and deliver solutions that satisfy and satisfy our clients. You will maintain strong business relationships and make it easy for customers to do business with DSI, by listening, anticipating, and responding to their needs. 

Job Overview

The Territory Sales Manager leads sales performance and people development across an assigned retail territory. You will onboard and coach Retail Sales Associates (RSAs), drive weekly store execution, and personally sell each week to stay sharp and lead by example. You’re accountable for hitting company goals while building a healthy, high-performance culture.

Location: Denver, CO

Key Responsibilities

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.

Backend Engineer (Hyperliquid Focus)

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

Compensation: €90K - €130K

We are hiring on behalf of our client who are on a mission to simplify multi-chain DeFi for financial institutions, fintechs, and service providers. Their team is building a unified infrastructure layer that provides seamless access to on-chain liquidity across all major blockchains, enabling high-performance same-chain and cross-chain swaps. They are a passionate, remote-first team dedicated to making complex decentralized technologies accessible and building a fairer, more transparent world.

They are looking for a Backend Developer with a deep interest in the Hyperliquid ecosystem to join their engineering team. This is a pure backend role—no frontend or design work is required. You will focus on building the infrastructure that allows them to distribute programmatic trading features (such as TWAP and perps) to the broader DeFi ecosystem.

Location Note: This position is strictly open to candidates currently located in the EMEA region.

What you’ll do: