Full-Stack Engineer (AI - 09142026 - FTFSE)

* 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.