Senior Data Scientist – DeFi Economic Risk & Security

Location: Remote - Preference is in Europe to overlap 5hours with EST timezone

Compensation: $130K - $150K

Join a pioneering company that provides the first automated, on-chain economic security system for crypto protocols. Our platform is trusted by leading DeFi protocols, collectively securing and managing billions of dollars in assets, by utilizing world-class custom EVM simulations to optimize risk management and capital efficiency. This is a high-impact role at the intersection of quantitative finance, data science, and decentralized technology.

As a Senior Data Scientist, reporting directly to the Head of Economic Risk & Strategy, you will be a critical driver of our modeling capabilities and data insights across the decentralized finance ecosystem. You will lead innovative research to understand market actor behavior and model these dynamics within our advanced simulation platform.

Your Mission & Responsibilities:

Who are we?

SupportYourApp is a global Support-as-a-Service leader, partnering with tech companies and industry leaders like MasterCard, Calm and MacPaw in 30+ countries since 2010 to deliver secure customer and technical support. We operate globally, supporting clients in 60 languages across diverse industries. So what if you had a chance to be a part of the world’s leading SaaS, software, or hardware solutions?

Join our community as an AML Transaction Monitoring & EDD Specialist today and thrive in a multicultural and multilingual environment while enjoying your home office. Unlock your potential by mastering new skills and achieving challenging goals in cooperation with our People First management approach. Excited? Let’s see what it takes.

What you will do:

• Monitor and analyze crypto transactions using tools like Chainalysis, Elliptic, TRM Labs
• Identify suspicious activity, patterns, and anomalies
• Collaborate with internal teams on investigations and risk assessments
• Stay current on crypto compliance trends and regulations
• Maintain clear records and reports to meet audit standards
• Conduct EDD on high-risk clients and transactions
• Ensure accuracy and compliance in due diligence reviews
• Become a product expert and constantly grow

What you need to succeed in this role:

Founding Full-Stack Engineer (iOS & Web3)

Location: New York (Hybrid)

Compensation: $170K - $220K

We are building a first-of-its-kind accountability protocol designed to bridge the gap between social coordination and blockchain technology. We are looking for an exceptional Founding Full-Stack Engineer to lead the development of our consumer-facing native iOS application.

In this role, you won't just be executing tickets; you’ll have a "founding-level" seat at the table, working directly with our co-founders (alumni of Apple, Google, Dragonfly, and Arbitrum) to shape the product's DNA. You will be responsible for shipping high-quality, production-ready Swift code and designing the backend infrastructure that makes complex on-chain interactions feel invisible to the end user.

Key Responsibilities:

Senior Accounting Manager - Foundational Finance for the Future of Money

Location: Jersey City

Hybrid | Full-time

Compensation: $140K - $175K

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 value by building next-generation stablecoin infrastructure. By combining the discipline of institutional finance with the agility of a crypto-native startup, the firm is creating a programmable and efficient financial fabric for developers, fintechs, and global institutions.

The Senior Accounting Manager will serve as a foundational member of the finance team, reporting directly to the Director of Finance. This role is responsible for bridging traditional accounting practices with the evolving digital asset landscape. The successful candidate will own key aspects of financial operations, manage external accounting partnerships, and serve as the primary controller for digital asset accounting. This is a high-impact, hands-on position ideal for a technical expert eager to build scalable systems and internal controls from the ground up in a fast-paced environment.

Key Responsibilities

Core Protocol Developer - Leading DeFi Innovator

Location: Remote - Candidates must be located in an American timezone (this includes North and South America)

Compensation: $120K - $200K

We are a mission-driven team dedicated to simplifying decentralized finance (DeFi) and making sophisticated yield opportunities accessible globally. We translate complex financial strategies into intuitive, one-click products for users and institutions.

As a Core Protocol Developer, you will serve our community and decentralized autonomous organization (DAO), working collaboratively across the full stack. This is a role for a highly motivated, versatile software development specialist with deep expertise in DeFi and smart contract development.

What You'll Be Building:

• Next-Generation DeFi Primitives: Creating innovative products like Leverage Tokens (ERC-20 assets bundling complex actions) and automated strategy Vaults for efficient capital management.
• Protocol Mechanism: Implementing and maintaining core staking and governance features that drive long-term protocol health.

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 Full Stack Engineer - Blockchain Developer Platform

Location: Remote - Based in ET timezone or happy to work 100% ET hours.

Compensation: $180K - $225K

We are a pioneering platform dedicated to setting the standard for how regulated public blockchain networks enforce critical transaction rules. We empower teams to create modular and programmatic policies—such as AML/CFT checks and off-chain collateral requirements—that are cryptographically verified and securely enforced before transactions execute on-chain. Our mission is to provide robust, tailored risk management for real-world customer needs in the next era of decentralized finance.

As a Senior Full Stack Engineer, you will be instrumental in building the core components of our developer platform, Predicate. This is a high-impact role with direct ownership over feature design and implementation, shaping how developers interact with and implement complex transaction prerequisites.

Responsibilities:

Ecosystem & Growth Lead (Web3/DeFi)

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

Compensation: $200K - $250K

We are hiring on behalf of our client, the team behind the next-generation yield engine for the crypto economy. Their unified infrastructure layer connects deposited capital to the best risk-adjusted yield opportunities across Decentralized Finance (DeFi), continuously and automatically reallocating assets to maximize returns. They are building the "last vault you’ll ever need" and are backed by leading venture capital firms and major blockchain foundations.

As the Ecosystem Lead, you will own our infrastructure's ecosystem-driven growth strategy end-to-end. This is a critical leadership role responsible for driving the adoption of their infrastructure across the broader application landscape. You will scale customer acquisition and growth by identifying, building, and managing strategic partnerships that are crucial to onboarding the next billion people into DeFi.

The Opportunity:

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: