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

Senior Full Stack Engineer (Fintech & Rewards)

Location: Remote / Flexible (US & Global) Type: Full-time

Compensation: $150K - $190K

We are building the next generation of global payment infrastructure. Our mission is to make stablecoins and digital assets usable in the real world by powering card transactions, cross-border payments, B2B purchases, and remittances. We partner with leading fintechs, neobanks, and institutions to launch inclusive, borderless financial solutions. Backed by top-tier investors including Sapphire Ventures, Norwest, Galaxy Ventures, and Lightspeed, we are a lean, "mighty" team of veteran founders and passionate builders. We operate with an open, flat structure where every team member has the freedom to explore ideas and directly impact our product roadmap.

As a Senior Full Stack Engineer, you will be a core member of the team building our rewards and co-brand platform. You will maintain and expand third-party rewards programs—largely in conjunction with major league sports partners—and embed new payment solutions into these applications. We are looking for a candidate who wants to take true ownership of the tech stack governing our co-branded payment ecosystem.

Responsibilities

Senior Data Engineer (Monitoring & Parameter Systems)

Location: Porto, Portugal (Full-Time)

Category: Engineering / Data Science

Compensation: $140K - $300K

We are on a simple mission: to make it possible for anyone with a digital wallet to trade stocks, commodities, currencies, and crypto with full transparency. We are replacing the opaque, offshore brokerage model with a transparent, permissionless trading stack built entirely on-chain. Every trade, deposit, and withdrawal on our platform is verifiable through open, auditable code.

To date, we have raised $27.9M+ from top-tier investors including General Catalyst, Jump, Susquehanna (SIG), Alliance DAO, and Balaji Srinivasan.

We are seeking a Data Engineer (Monitoring & Parameter Systems) to architect and operate the analytics, observability, and parameter-proposal infrastructure that keeps our protocol safe and economically sound. You will serve as the critical bridge between protocol mechanics—such as fees, spreads, and liquidations—and production-grade data systems. Your mandate is to translate complex economic models into reliable pipelines and monitoring services that ensure the protocol remains healthy across all markets.

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

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

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

Partner Engineer (Developer Relations)

Location: European timezones strongly preferred, but will consider people who can overlap 6+ hours a day

Remote | Full-time

Compensation: $120K - $140K

Our client is a pioneering technology firm developing advanced solutions to enable seamless cross-chain interactions within an automated, intent-driven world. By connecting AI, services, and financial applications, the organization designs liquidity layers where smart contracts, AI agents, and blockchain networks synchronize in real-time. With deep expertise in cryptography and decentralized finance (DeFi), the team is redefining the infrastructure of intelligent agents across global networks.

An opportunity has emerged for a proactive Partner Engineer (DevRel) to drive the adoption of these cross-chain protocols, manage strategic partnerships, and engage with the broader developer ecosystem. This role requires a blend of hands-on engineering expertise and developer advocacy. The successful candidate will serve as the primary technical point of contact for integrations, ensuring that developers and users can seamlessly leverage the platform's capabilities within their own applications. This position operates in a high-agility startup environment that values creativity, technical excellence, and the mission of building an open, transparent decentralized future.

GoMining is building an educational Web3 Academy focused on practical knowledge, real on-chain understanding, and long-term user education.

We are looking for a Copywriter for Academy who can create high-quality educational content on blockchain and crypto — clear for beginners, valuable for intermediates, and accurate by industry standards.

This role is for someone who is truly crypto-native, understands the ecosystem from real usage, and can explain complex concepts without oversimplifying them.

GoMining is a global Bitcoin-powered ecosystem building digital asset and infrastructure products for a worldwide audience.
We are looking for an experienced Copywriter to join our Performance Marketing team and help create clear, compelling, and conversion-focused messaging across paid and owned channels.

This role combines creative thinking with performance-driven execution and close collaboration with marketing, product, and design teams.

Responsibilities

Interpret creative briefs and translate them into strong concepts and compelling copy.

Write, edit, and optimize original content for a wide range of formats, including:

• Website pages and landing pages
• Advertising copy
• Creative scripts
• Campaign messaging

Collaborate closely with account managers, designers, marketers, and product teams from concept to final delivery.

Present copy concepts and final materials internally.

Revise and refine copy based on feedback, performance data, and business objectives.

Research and deeply understand user needs, crypto audiences, and market context through:

• Online research and trend analysis
• Existing studies and internal product data
• Collaboration with subject-matter experts and internal stakeholders

Requirements

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.