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Staff Android Engineer

Open 43d HybridNorth AmericaStaff

Staff-level Android engineer to set the technical direction for Polymarket's Android trading app — owning architecture, building payments and real-time market features in Kotlin and Jetpack Compose, maintaining CI/CD and Gradle builds, and raising engineering standards across a distributed team.

AI Android CI/CD Express.js Gradle +6 skills

250K – 500K $

Sr. Staff Software Engineer, Financial Crimes - Ripple

Open 43d HybridNorth AmericaStaff

Ripple is hiring a Sr. Staff Software Engineer for its Financial Crimes team in San Francisco (hybrid) to set the multi-year architecture of its real-time compliance control plane — sanctions screening, wallet risk, transaction monitoring — built as high-throughput distributed systems in Java/Go/Rust on Kubernetes and AWS.

API Api Design AWS Cloud Distributed Systems +9 skills

236K – 295K $

Inca Digital, Inc.

Blockchain Analyst (US)

Open 124d RemoteNorth AmericaContract

Analyzes blockchain transactions and open-source data to detect illicit finance and attribute digital identities for financial institutions and regulators using Python, SQL, and OSINT techniques.

Analytics API Automation Blockchain EVM +5 skills

Mercado Bitcoin

Java Backend Developer Specialist

Open 43d HybridLATAM

Joins the trading engine team at Mercado Bitcoin to develop and maintain high-performance, low-latency Java distributed systems for crypto trading. Core stack includes Java 11+, messaging (Kafka/Aeron), PostgreSQL, WebSockets, binary codecs, Docker, Gradle, and OpenTelemetry-based observability with automated BDD testing.

Automation BDD Containerization Cucumber Distributed Systems +13 skills

Head of IT & Security

Open 45d RemoteContractC-level

Executive role owning OpenZeppelin's entire information security program end-to-end: strategy and governance, SOC 2/ISO 27001 compliance, privacy (GDPR/CCPA), AI governance, incident response, bug bounty, and IT/identity infrastructure. Fully remote, supporting deepening enterprise and regulated financial clients.

Agentic AI AI Ai Enablement Automation Blockchain +13 skills

Program Manager (Customer Success)

Open 43d RemoteWorldwideContract

Program Manager on OpenZeppelin's Customer Success team, owning end-to-end delivery of strategic client engagements — security audits, smart contract library work, and web3 tooling — from kickoff through renewal and expansion. Requires blockchain/smart-contract fluency, program governance rigor, and tools like GitHub, Notion, Linear, Slack, and HubSpot in a fully remote, async-first environment.

AI Automation Blockchain Cybersecurity Ethereum +14 skills

Senior Trading Operations Analyst

Open 106d UKSenior

Build and maintain the data pipelines and operational systems that reconcile trades, settlements, and PnL across commodities, equities, FX, and crypto for a proprietary trading firm.

Backbone.js Cryptocurrency Data Pipelines Python SQL

Technical Sales Engineer

Open 43d APAC H-1B sponsor history

Technical Sales Engineer at Digital Asset supports the Japan sales team by explaining the Canton Network blockchain platform to financial institutions, building full-stack prototypes to prove business cases, and owning the technical side of deals from discovery to closure. Core stack includes Java, Python, TypeScript/JavaScript, with blockchain and cloud deployment knowledge.

Blockchain Ccpa Cloud Haskell Java +3 skills

IT Engineer

Open 43d On-siteAPAC Licensed UK sponsor H-1B sponsor history

MoonPay is hiring an IT Engineer in Bengaluru to build automations and systems integrations across corporate business platforms, run authentication and collaboration services (Okta, GSuite, Slack, Zoom), maintain iPaaS workflows (Workato, Fivetrans), and lead IT incident response and documentation.

AI Authentication Automation AWS Bash +18 skills

Technical Solutions Engineer

Open 58d RemoteLATAM, North America H-1B sponsor history

Owns API documentation and integration support for Coinme’s crypto payments stack, bridging gaps between product, engineering, and partners to enable seamless developer onboarding and troubleshoot technical questions during sales and go-live phases.

AI API Api Documentation Blockchain Cryptocurrency +8 skills

Ethereum Foundation

Project Manager

The Ethereum Foundation is hiring a Project Manager. The posting provides no details beyond the title and an application link; the role centers on project management within the Ethereum blockchain ecosystem.

Sr. GPU Cloud Storage Solutions Expert (SRE SME)

Open 72d RemoteNorth AmericaSenior

Designs, deploys, and operates the high-performance parallel/distributed storage layer (WEKA, VAST Data, Ceph, DDN/Lustre) behind Bitdeer's GPU cloud, tuning it for AI training/inference I/O like checkpoint bursts and multi-tenant isolation, and instruments storage telemetry to feed AIOps fault prediction and runbook automation.

AI Automation Ceph Cloud Firmware +8 skills

Search X Recruitment

Senior Full-Stack Developer – Azure, Blockchain & FinTech

Open 43d EuropeSenior

Search X Recruitment is hiring a Senior Full-Stack Developer in the Netherlands to build client applications and internal business systems: modern front-ends plus scalable back-end services on Microsoft Azure, including blockchain components, financial-service provider integrations, and architectural input within agile teams.

Agile Azure Blockchain

Senior Infrastructure Engineer

Open 43d RemoteAfricaSenior

Senior Infrastructure Engineer at VALR, a global crypto exchange, responsible for designing, building and securing scalable cloud infrastructure and production Kubernetes environments using infrastructure-as-code, GitOps and CI/CD, plus improving reliability, observability and sharing on-call duties. Core stack includes AWS/GCP/Azure, Docker, Helm, Terraform, Argo CD and Prometheus.

AI Argo CD Automation AWS Azure +31 skills

Crypto Backend Engineer

Open 43d Europe

Backend engineer at Trezor (SatoshiLabs) in Prague building and maintaining the blockchain infrastructure behind Trezor Suite — connectivity to nodes/RPC providers, the open-source Blockbook indexer, and crypto data services (rates, fees, metadata). Stack: TypeScript/Node.js, Go, PostgreSQL, Docker.

API Blockchain Cloud Data Modeling DevOps +8 skills

Specialist, Trading Operations - Night Shift

Open 133d HybridEurope

Who we are We simplify wealth creation. Founded in 2014 in Vienna, Austria by Eric Demuth, Paul Klanschek and Christian Trummer, we’re here to help people trust themselves enough to build their financial freedom — for…

Blockchain Cryptocurrency pandas SQL

General Manager Advanced Trading (Fusion)

Open 113d HybridEurope

Who we are We simplify wealth creation. Founded in 2014 in Vienna, Austria by Eric Demuth, Paul Klanschek and Christian Trummer, we’re here to help people trust themselves enough to build their financial freedom — for…

Cryptocurrency Fintech pandas

Senior Business IT Engineer, Atlassian Cloud

Open 79d HybridEuropeSenior

You design, configure, and optimize Atlassian Cloud (Jira, Confluence, Assets) at enterprise scale for a fast-growing fintech/crypto platform, build automations and integrations, and mentor engineers.

API Atlassian Automation Cloud Cryptocurrency +8 skills

AI Platform Engineer

Open 43d RemoteAPACContract

Builds and maintains 0G's scalable AI platform for integrating, training, and deploying ML models on cloud infrastructure (AWS/GCP/Azure), and works with other teams to integrate AI capabilities with blockchain systems. Core stack: Python, TensorFlow/PyTorch, cloud and distributed systems, with optional Solidity/blockchain work.

AI AWS Azure Blockchain CI/CD +11 skills

Gemini Trust Company

Senior Full-Stack Engineer: React + Scala/Go (Invest/Trade)

Open 43d HybridAPACSenior

Gemini Trust Company is hiring a Senior Full-Stack Engineer in Singapore to build web and mobile trading applications using React/TypeScript on the frontend and Scala/Go backend services on AWS. The engineer owns features end-to-end, shapes frontend architecture, and contributes to React Native in a hybrid work setup.

AWS React React Native Scala TypeScript