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Position: Full-Stack Engineer Number of hours: 40 hours per week Schedule: 8:00 AM – 5:00 PM UK Time Key Responsibilities Design, develop, and maintain a scalable multi-chain crypto analytics platform using modern full-stack technologies. Build and enhance responsive frontend applications using Next.js, React, and Tailwind CSS, including dashboards, token analytics pages, watchlists, and user-facing interfaces. Develop robust backend services using Node.js (Express/Fastify) to support API integrations, data processing, authentication, caching, and business logic. Integrate and normalize data from multiple blockchain and third-party providers, including token price feeds, liquidity data, volume tracking, trending tokens, and security analysis APIs. Build secure API gateway layers that protect third-party API credentials while managing rate limits, caching strategies, and provider reliability. Develop database structures and optimize queries using PostgreSQL for users, token metadata, watchlists, chat history, and cached analytics data. Implement background processing systems using tools such as Redis and BullMQ for scheduled jobs, token discovery, risk analysis updates, and data refresh workflows. Develop real-time functionality using WebSockets / Socket.io, including live price updates and future token-based chat features. Contribute to the implementation of blockchain safety features, including: Honeypot detection integrations Contract risk analysis Token safety scoring workflows Rug-risk data processing Create reliable systems with proper handling of API failures, rate limits, incomplete data, and service outages. Implement automated testing strategies using tools such as Jest/Vitest and Playwright to ensure application reliability and accuracy. Collaborate closely with the founder and existing engineering team to translate product requirements, technical decisions, and architecture plans into production-ready features. Participate in code reviews, technical discussions, system design improvements, and deployment processes. Support continuous improvements in scalability, security, performance, and user experience as the platform grows. Qualifications Required Qualifications Proven experience as a Full-Stack Engineer, Full-Stack Developer, Software Engineer, or similar role building production-level web applications. Strong proficiency in: JavaScript / TypeScript React.js Next.js Node.js Tailwind CSS Strong backend development experience including: REST API development API integrations Authentication and authorization Backend architecture and service design Hands-on experience with relational databases, particularly PostgreSQL, including database design, optimization, and data modeling. Experience building applications that consume and process external APIs, including handling: Rate limits Data normalization API failures Caching strategies Experience developing real-time applications using: WebSockets Socket.io Event-driven architectures Familiarity with cloud deployment environments such as: AWS Render Fly.io Vercel Container-based hosting environments Experience with caching and queue systems such as: Redis BullMQ Strong understanding of software engineering best practices, including: Clean code principles Version control (Git) Testing methodologies Code reviews Secure development practices Preferred Qualifications Previous experience working on Web3, blockchain, cryptocurrency, DeFi, or financial analytics platforms. Experience integrating blockchain-related APIs or data providers such as: DEX analytics APIs Token security APIs Blockchain explorers Wallet analytics providers Familiarity with: Ethereum Virtual Machine (EVM) ecosystems Solana ecosystem Smart contract concepts Token mechanics Liquidity pools and decentralized exchanges (DEXs) Experience building data-heavy dashboards, analytics platforms, trading tools, or monitoring systems. Experience implementing risk scoring, fraud detection, security analysis, or financial data models. Understanding of high-availability systems where data accuracy and reliability are critical. Ability to work independently, make technical decisions, and collaborate directly with founders and senior engineers. Originally posted on Himalayas