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Senior backend engineer at Polymarket building core APIs and real-time infrastructure for a prediction market platform, using gRPC, event streaming, and cloud services.
Senior backend engineer at Polymarket building and scaling payments infrastructure for deposits, withdrawals, and money movement on a prediction market platform using Go, gRPC, and databases.
Build and maintain compliance and risk systems for a prediction market platform, integrating surveillance tools and ensuring regulatory adherence.
Build and run scalable infrastructure, CI/CD pipelines, and blockchain node operations in a hybrid London office, using Kubernetes, Terraform, and GitHub Actions.
Owns product features and business requirements for high-load fintech, crypto, retail, banking, and tourism apps, translating needs into specs and backlog items while leveraging AI tools.
Analyzes on-chain and off-chain data to detect fraud, money laundering, and other risks in Web3 ecosystems using SQL, Python, and ML, ensuring security across Binance’s blockchain products.
Senior role analyzing Web3 security threats, documenting attack patterns, and improving fraud detection workflows using AI and structured analysis.
Research and mitigate security risks in blockchain protocols and DeFi projects, designing detection rules and defensive strategies to protect a global crypto exchange's wallet ecosystem.
Build and optimize backend systems for Binance’s Web3 security domain using Java, Spring Boot, and distributed tech to enhance threat detection and system reliability.
Research Analyst in Binance’s Equity Capital Markets team, building tokenized equity products by conducting due diligence, financial modeling, and market research to inform commercial decisions.
Performs daily compliance checks for a crypto-mining and AI-cloud company, screening customers and transactions against sanctions lists, PEPs, and blockchain forensics while maintaining audit-ready records.
Senior backend engineer builds and scales a distributed, privacy-preserving data platform in Go, gRPC/Protobuf, and Kubernetes to deliver fully homomorphic encryption solutions to finance and telecom customers.
Build and ship full-stack features for a fintech company’s payment rails, working on both user-facing apps and backend payment services using modern web technologies.
Research intern analyzes blockchain data, investigates crypto crimes, and studies protocol vulnerabilities for a leading cryptocurrency exchange.
Legal Counsel at OpenFX advises on licensing (MiCAR/PSD2), financial product development, and partnerships for a high-growth fintech building cross-border payment infrastructure.
About Us OpenFX is on a mission to move money as freely as data, unrestricted by time zones, banking hours, or legacy systems. We are building the infrastructure that will power the next generation of cross-border…
Who We Are: Galaxy Digital Inc. (Nasdaq: GLXY) is a global leader in digital assets and data center infrastructure, growing the economy that runs on code. Galaxy delivers the onchain infrastructure that connects…
Research and implement advanced cryptographic protocols for blockchain applications, focusing on post-quantum cryptography and threshold signatures, using Rust, C++, or Python.
Assist a crypto exchange’s security team with compliance audits (SOC 2, ISO 27001), monitor ongoing GRC tasks, and maintain documentation while learning enterprise security tools.
Provide IT HelpDesk support for employees at a South Korean cryptocurrency exchange, managing hardware/software setup, troubleshooting, and asset tracking in an office setting.
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