Staff Mobile Engineer (React Native)

Location: Fully remote in Europe or India

Compensation: $70K - $80K

We are a fast-scaling financial technology startup operating at the intersection of Prediction Markets, AI, and Blockchain.

Our platform is currently processing $200M in annualized volume and experiencing explosive growth of 100% week-over-week. We are backed by elite institutional investors, including a $500M AUM digital asset fund and a premier AI/Crypto accelerator with a sub-1% acceptance rate. We are looking for a world-class Staff Mobile Engineer to own our iOS experience and build a high-stakes trading environment where performance is the primary product feature.

As a Staff Mobile Engineer, you will be the architectural lead and primary owner of our iOS trading experience. This is a product-critical role where your code sits directly between our users and live, real-money markets. You will work in a high-bandwidth environment alongside the CEO, COO, and founding engineering team to ship a mobile experience that rivals the best in TradFi.

Key Responsibilities:

Senior AI Data Engineer (Agentic Systems)

Location: USA / Europe / Israel - with a 5hour overlap with EST hours

Compensation: $130K - $150K

We build the technology that powers safer, more accessible financial markets. Our risk management systems, oracles, and AI models currently secure over $200 billion in assets across the world's largest decentralized protocols, having processed more than $5 trillion in transaction volume. We recently launched a pioneering Financial Intelligence Platform that transforms complex market data into actionable insights, bringing institutional-grade intelligence to every participant in the ecosystem.

The Role: We are looking for a Senior AI Data Engineer to design and build the agentic systems powering our intelligence platform. You will work at the intersection of LLMs, financial data, and production infrastructure, creating intelligent agents that reason, plan, and execute across complex financial workflows.

Responsibilities:

Senior Firmware Engineer (Blockchain Hardware)

Location: Based UTC -9 and +1

Compensation: $120K - $165K

We are looking for a Senior Firmware Engineer to develop, design, and optimize firmware for our cutting-edge cryptocurrency hardware wallets. In this role, you will be at the intersection of high-stakes security and embedded systems, collaborating closely with hardware and software teams to deliver secure, reliable, and highly efficient firmware solutions.

You will be responsible for the "brain" of our devices, ensuring that our users' digital assets are protected by battle-tested code. From architecting multi-threaded applications to ensuring seamless hardware-software compatibility, you will play a vital role in maintaining and improving both current and next-generation security devices.

Key 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

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

Reinforcement Learning (RL) Engineer

Location: New York (Office)

Compensation: $600K - $800K

We are a team of elite builders and high-growth software developers moving at the speed of the most active markets in the world. As core contributors to one of the largest crypto social networks globally, we are redefining the intersection of social engagement and decentralized finance.

We are seeking a battle-tested Reinforcement Learning Engineer to take end-to-end ownership of an RL-driven trading agent. This agent will deploy real capital within a high-velocity ecosystem to drive volume and participation. This is not a research role; you will be the sole RL expert responsible for transitioning our existing heuristic systems into sophisticated, learning-based models. You will be expected to move fast, enforce strict risk guardrails, and ship code that directly impacts the global crypto economy.

Requirements

We are looking for an autonomous operator who has "skin in the game" experience. You should be comfortable working without a massive research organization or dedicated ML infrastructure team.

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.

Tiger Analytics is looking for experienced Data Scientists to join our fast-growing advanced analytics consulting firm. Our consultants bring deep expertise in Data Science, Machine Learning and AI. We are the trusted analytics partner for multiple Fortune 500 companies, enabling them to generate business value from data. Our business value and leadership has been recognized by various market research firms, including Forrester and Gartner. We are looking for top-notch talent as we continue to build the best global analytics consulting team in the world.

As a Lead Data Scientist you will be at the forefront of solving high-impact business problems using advanced machine learning, data engineering, and analytics solutions. The role demands a balanced mix of technical expertise, stakeholder management, and leadership. You will collaborate with cross-functional teams and business partners to define the technical problem statement and hypotheses to test. You will develop efficient and accurate analytical models which mimic business decisions and incorporate those models into analytical data products and tools. You will have the opportunity to drive current and future strategy by leveraging your analytical skills as you ensure business value and communicate the results.

Key Responsibilities

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:

Tiger Analytics is looking for experienced Data Scientists to join our fast-growing advanced analytics consulting firm. Our consultants bring deep expertise in Data Science, Machine Learning and AI. We are the trusted analytics partner for multiple Fortune 500 companies, enabling them to generate business value from data. Our business value and leadership has been recognized by various market research firms, including Forrester and Gartner. We are looking for top-notch talent as we continue to build the best global analytics consulting team in the world.

We are also market leaders in AI and analytics consulting in the CPG & retail industry with over 40% of our revenues coming from the sector. This is our fastest-growing sector, and we are beefing up our talent in the space.

We are seeking a highly skilled and experienced Lead Data Scientist with a strong background in Recommendation Systems and Machine Learning Engineering (MLE). The ideal candidate will have a proven track record in designing, implementing, and deploying large-scale recommendation solutions, while also leading projects and mentoring teams. This role requires technical depth, hands-on coding, and the ability to engage directly with clients and stakeholders .

Key Responsibilities