Elliptic develops blockchain intelligence technology that helps financial institutions, regulators, and law enforcement agencies identify financial crime and manage digital asset risk. This Staff AI Engineer position joins the company during a foundational phase of AI platform development, where key architectural decisions, agentic workflows, evaluation frameworks, and observability standards are...

Elliptic develops blockchain intelligence solutions used by financial institutions, regulators, and law enforcement agencies to improve trust and transparency across digital asset ecosystems. This position joins the newly established AI Platform team, responsible for building the foundational infrastructure that enables AI development across the organization.  The role focuses on designing...

Elliptic develops blockchain intelligence technology used by law enforcement agencies, regulators, and major financial institutions to investigate illicit cryptocurrency activity. The Collection Engineering team builds and operates the systems responsible for ingesting, classifying, reviewing, and processing intelligence before it reaches the company's proprietary graph database.  This Full Stack Engineer role...

Coinspaid operates CryptoProcessing, an Estonia-licensed stablecoin payment provider that enables businesses to accept digital assets and convert them into fiat. Serving more than 1,000 clients across industries, the company develops products at the intersection of crypto, blockchain, fintech, payments, and digital assets. This position will lead the launch and commercial...

Pepperstone is a global fintech and regulated trading platform operating across Forex, CFD, digital assets, and financial markets infrastructure. The company supports onboarding, trading, compliance, and customer lifecycle systems across multiple regulatory jurisdictions and operating environments. This hybrid Singapore-based role focuses on onboarding product management, KYC optimisation, identity verification workflows,...

WalletConnect Pay is building infrastructure for crypto and stablecoin payments that simplifies merchant adoption across wallets, chains, and digital assets. The platform enables businesses to accept on-chain payments through a unified integration layer powered by WalletConnect’s global wallet network. This role sits within the Merchant Experience team and focuses on...

Plasma is building a stablecoin-focused financial network that combines blockchain infrastructure with consumer-facing financial products. Its flagship platform, Plasma One, enables users to hold dollars, transfer money globally, earn yield, and spend through a Visa card across more than 150 countries. The company operates across protocol infrastructure, payments, compliance operations,...

SpruceID develops privacy-preserving digital identity and credentialing infrastructure that supports governments and enterprises building secure, interoperable identity systems. The company works closely with public-sector organizations to modernize digital identity issuance, authentication, and verification workflows using standards-based architectures. This remote US-based contract role focuses on CIAM architecture, stakeholder leadership, and enterprise-scale...

SpruceID develops privacy-preserving digital identity and credentialing infrastructure designed for governments and enterprises. The company focuses on standards-based identity systems that allow individuals to control personal information while enabling secure and interoperable public-sector services. This remote role in the United States combines backend engineering, customer deployment, cloud infrastructure, and technical...

Tools for Humanity is building infrastructure around digital identity, privacy-preserving verification, and real human authentication systems for the AI era. The company operates globally across hardware, software, AI, cryptography, blockchain infrastructure roles, and mobile engineering. This role sits within the World ID team and focuses on Android systems for identity...

Ripple develops blockchain-based financial infrastructure and enterprise payment solutions for financial institutions, businesses, governments, and developers. Through Ripple Treasury, the company provides SaaS treasury and financial risk management systems focused on liquidity visibility, payments, and treasury operations. The Manager, Client Support NAM role focuses on leading client support operations for...

operates a global crypto exchange and financial platform supporting trading, custody, payments, futures, margin, and blockchain-based financial products across multiple jurisdictions. The company runs a remote-first workforce focused on crypto infrastructure, regulatory operations, and financial technology systems. The AI Agents Solutions Architect - Compliance role focuses on building AI-powered compliance...

Sardine provides fraud prevention and AML compliance infrastructure for banks, fintech companies, retailers, and payment platforms. Its platform combines device intelligence, machine learning, AI, behavioral biometrics, and fraud analytics to help organizations detect account takeovers, payment fraud, identity fraud, and social engineering scams. The Strategic Account Manager role combines customer...

Tether develops blockchain-based financial infrastructure, stablecoin systems, AI technologies, peer-to-peer communication tools, and digital asset services used globally across exchanges, wallets, and payment platforms. The company operates as a distributed remote organization supporting fintech, blockchain infrastructure, and AI research initiatives. The AI Research Engineer (Kernel & Inference Optimization) role focuses...

Tools for Humanity develops the technology behind World, a privacy-focused identity and blockchain platform designed to verify real humans in an AI-driven internet environment. The company operates globally across hardware, blockchain infrastructure, AI, mobile systems, and cryptography while supporting millions of identity and financial transactions daily. The Senior Security Engineer,...

Mapstone develops infrastructure connecting real-world addresses, neighborhood intelligence, mapping systems, and blockchain-based ownership tools through products such as Address NFTs and marketplace infrastructure. The company operates as a remote-first startup building long-term location intelligence systems for Web3 applications. The Security and Compliance Lead role focuses on operational security, privacy coordination,...

Ondo Finance develops institutional-grade blockchain investment products and tokenized financial infrastructure spanning decentralized finance and real-world assets. This remote infrastructure security role focuses on securing cloud environments, infrastructure-as-code systems, identity architecture, secrets management, and runtime security across production infrastructure.  The engineer will work between platform engineering and security operations, contributing...

Ondo Finance develops institutional-grade blockchain investment products focused on tokenized real-world assets and decentralized finance infrastructure. The company operates across asset management and blockchain protocol development, building tokenized treasury products, DeFi interoperability systems, and multi-chain financial infrastructure.  This remote senior engineering role focuses on designing secure and scalable smart contracts...

Plum network is building an EVM-compatible blockchain focused on real-world assets and tokenized finance infrastructure. The engineering team is developing smart contract systems that support tokenization, account abstraction, onboarding flows, and decentralized finance integrations across the Plume ecosystem. This remote Solidity engineering role focuses on deploying production-grade EVM smart contracts,...

Plum network is developing an EVM-compatible blockchain infrastructure platform focused on real-world assets and decentralized finance integrations. The protocol engineering team works across validator systems, full node infrastructure, backend architecture, on-chain integrations, and Web3 user experiences supporting scalable blockchain infrastructure roles. This remote engineering role involves designing core blockchain software,...