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Senior Lead Software Engineer - Java, Blockchain, API, Cloud
Lead engineer building secure, scalable blockchain and microservices solutions in Java/Python for JPMorgan’s payments tech stack, including smart contracts and cloud infrastructure.
Sr. Software Engineer - Digital Assets/stablecoin/Tokenization Platform)
Designs and builds a cloud-native platform for digital assets, stablecoins, and tokenization using Java/Spring Boot and blockchain technologies, ensuring secure, scalable payments and settlement.
Senior QA Engineer (Back End)
Design and execute API/back-end test plans for a crypto-fintech platform, using Postman/Swagger and automated scripts in JavaScript/Go to validate services and shorten release cycles.
Blockchain/Web3 Java Engineer - Digital Assets Platform - VP
Builds and integrates Web3 components for Citi’s digital asset platform using Java, Solidity, and blockchain protocols like Ethereum and Hyperledger Besu.
Blockchain Senior Java Engineer - Digital Assets Platform - VP
Build and integrate Web3 components for Citi’s digital asset platform, including smart contracts, blockchain protocol connectors, and on-chain event listeners using Java/Spring and Web3 libraries.
Senior Security Engineer – Digital Assets Platform - VP
Build and secure Citi’s Digital Assets Platform in Java, integrating HSMs and MPC protocols to protect billions in institutional crypto infrastructure.
Blockchain Developer
Build and maintain enterprise blockchain solutions including smart contracts, dApps, and backend services for digital asset management and financial transaction processing, using Solidity, Ethereum, and cloud-native stacks.
Staff Security Engineer, Secure Digital Asset Operations
Designs and implements security systems to protect high-value digital assets and transactions, using cryptography, key management, and automation tools in a crypto-focused financial company.
Chief Information Security Officer (CISO) – Digital Assets / Blockchain
Lead enterprise security for a blockchain/crypto firm: define cybersecurity strategy, secure digital asset infrastructure, implement GRC frameworks, and oversee cloud security and incident response.
Senior Software Engineer (Finnacle)
Builds and maintains mobile and web apps for banking clients using Java, React, and hybrid frameworks like Flutter, while ensuring security and scalability in a fintech setting.
Director of Institutional Sales
You will drive institutional sales of validation services to hedge funds, venture capital firms, family offices, and other institutional investors. You will manage the full sales cycle, develop custodial partnerships,…
Smart Contract Developer
Develops and maintains smart contracts for a next-gen core banking platform using Thought Machine Vault Core, focusing on product vault capabilities.
Senior Web3 SDET
Design and automate tests for blockchain apps and decentralized systems, focusing on wallet workflows, smart contracts, and transactions using Web3 and QA tools.
Infrastructure Engineer（Middleware）
Build full-stack AI-driven blockchain middleware integrating LLM agents with smart contracts, cross-chain protocols, and decentralized applications using Python/Node.js and React.
Backend Engineer
Builds low-latency backend infrastructure and secure smart contracts in Rust for a high-throughput institutional trading platform powering decentralized finance.
Sr Software Engineer
Senior software engineer building scalable systems and guiding a team to deliver high-quality solutions for Petco’s retail and pet-care platforms.
Web3 Partnership Manager
About the Project: We are building a decentralized Web3 lottery platform powered by smart contracts and transparent on-chain mechanics. The system combines blockchain logic, backend services, and a modern web interface…
Software Engineer (BackEnd) - A26202
Backend engineer building scalable, secure APIs and cloud-native services for Singapore government agencies using Node.js/NestJS, Java/C#, and cloud platforms.
Backend Platform Engineer, Rust, Distributed Architecture
Builds high-performance Rust backend services and smart contracts for a crypto/finance platform, focusing on low-latency trading infrastructure and distributed systems.