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Social Media Marketer
You will own and operate social channels across X, blog, LinkedIn, and Telegram. You will turn marketing strategy, ecosystem narratives, and campaign direction into clear long- and short-form content for crypto-native,…
Digital Marketing and Branding Manager
You develop and execute digital marketing strategies, strengthen brand positioning in the luxury market, manage campaigns and digital channels, generate inbound leads, create content plans, improve search rankings, run…
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.
Web3 Social Media Manager
Serotonin is the top go to market firm for transformative technologies, specializing in marketing, strategy, recruiting, and legal services. With a global team of 90 across 15 countries, Serotonin has supported over…
Chief of Staff for Engineering
You will work directly with the Founder to translate vision, goals, and ideas into clear decisions and aligned execution. You will anticipate priorities, structure ambiguous work, assess long-term consequences, lead…
Remote Senior Data Engineer – Data Pipelines, Snowflake & DBT
Build and optimize data pipelines for a Web3 staking services provider using Snowflake and dbt.
Backend Engineer
Builds low-latency backend infrastructure and secure smart contracts in Rust for a high-throughput institutional trading platform powering decentralized finance.
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…
DevOps Engineer
Designs and maintains cloud infrastructure, CI/CD pipelines, and Kubernetes clusters for a global iGaming/Web3 product company, focusing on scalability, security, and reliability.
Senior Fullstack Engineer (Backend-focused)
Build and scale enterprise-grade web apps and APIs using Node.js, TypeScript, React/Angular, PostgreSQL, and Redis, with AI tools like Copilot to accelerate development.
Senior Product Manager, Conversational AI Chatbot & Agent Quality
Own the product vision and infrastructure for AI agent platforms, enabling teams to build, evaluate, and deploy high-quality conversational agents at scale.
Backend / Cloud Engineer (Web3 Greenfield Project)
Build and operate a serverless, stablecoin-powered B2B fintech backend in Node.js/TypeScript on AWS, owning APIs, async jobs, and cloud infrastructure from design to deployment.
Senior Java Engineer: DeFi Backend & AI Platform
Senior Java engineer building backend services for OKX’s DeFi Wallet Earn platform and AI-driven Web3 infrastructure, focusing on high availability and scalability.
Senior Web3 Security Engineer – Backend & Data
Designs and builds backend systems for Web3 security at Binance, focusing on scalable infrastructure and threat detection automation.
Go Backend & Infra Engineer — Web3 Scale & Automation
Builds and scales Go-based backend services and automates Web3 validator infrastructure using Kubernetes, Terraform, and AWS for a blockchain-focused team.
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.
Senior Data Engineer - Square
Build and maintain scalable data pipelines and feature platforms for ML systems at the world’s largest crypto exchange, using Java/Scala and big-data tech like Spark and Flink.
Senior TypeScript Backend Architect (Web3, Scalable)
Designs and builds scalable backend systems for Web3 applications, integrating Web2 and Web3 infrastructures and leading API development.
Rust Backend Engineer — Real-Time Distributed Systems
Designs and implements high-performance Rust services for blockchain-based trading infrastructure, focusing on smart contracts and distributed systems with sub-millisecond latency.