[Remote] Web3 Full Stack Developer : (equity only)

Position Overview

Sentiment is a Web3-native data marketplace where users control, monetize, and earn from their data. In this role, you will develop user-facing applications and robust backend systems that enhance data ownership through a decentralized survey and analytics platform. This is a remote job open to candidates in the USA.

Key Responsibilities

• Help build user-facing applications and robust backend systems that put data ownership back in users' hands while creating the next generation of decentralized survey and analytics platforms.
• Develop responsive React.js interfaces for survey creation, data marketplace browsing, user dashboards, and analytics visualization.
• Build scalable Node.js APIs handling user management, survey logic, data processing, and marketplace transactions.
• Design and optimize PostgreSQL schemas for survey data, user profiles, transactions, and analytics.
• Connect frontend applications with blockchain services and third-party APIs.
• Create intuitive interfaces that make complex Web3 concepts accessible to everyday users.

Required Qualifications

• 5+ years of software development experience with full-stack applications
• Strong proficiency in Node.js for backend development and API creation
• Expert-level React.js skills with modern hooks, state management, and component architecture
• Advanced PostgreSQL experience including query optimization, database design, and performance tuning
• Experience with RESTful API design and implementation
• Proficiency with Git version control and collaborative development workflows
• Experience with modern JavaScript/TypeScript development
• Knowledge of React ecosystem tools (Redux, Next.js, testing libraries)
• Familiarity with cloud platforms (AWS, Google Cloud, or similar)
• Understanding of authentication systems and security best practices
• Experience with data visualization libraries (D3.js, Chart.js, or similar)
• Basic understanding of blockchain concepts and Web3 technologies
• Background in survey platforms, data analytics, or marketplace applications

Benefits & Perks

• Equity opportunity in a venture tackling a multi-trillion dollar market
• Technical ownership role building user-facing products from the ground up
• Mission-driven work democratizing data ownership and creating fair compensation for users
• Modern tech stack with cutting-edge frontend and backend technologies
• Remote-first culture with a passionate, experienced team
• Opportunity to learn Web3 technologies while leveraging your full-stack expertise