Javascript Jobs in Web3

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Job Position Company Posted Location Salary Tags

EarthDNA

Boston, MA, United States

$90k - $110k

1inch

New York, NY, United States

$75k - $83k

Base

Remote

$90k - $100k

Consensys

Remote

$87k - $105k

Consensys

Remote

$104k - $187k

Tether

Abu Dhabi, United Arab Emirates

$122k - $138k

Tether

Dubai, United Arab Emirates

$122k - $138k

Tether

Islamabad, Pakistan

$122k - $138k

Tether

Bangalore, India

$122k - $138k

Autheo

United States

$115k - $126k

Binance

Hong Kong, Hong Kong

TON Foundation

Remote

Net2Source (N2S)

Philadelphia, PA, United States

$72k - $92k

Mavik Labs

United States

$72k - $112k

Tether

Dublin, Ireland

$122k - $138k

EarthDNA
$90k - $110k estimated
MA Boston US

EarthDNA is seeking a talented UX Designer / Design Engineer (Design Tech) to lead the design and user experience for Project S.H.O.E.S., a groundbreaking AI-powered mobile platform that will transform how consumers interact with footwear sustainability and the EarthDNA website. This role combines innovative product design, technical implementation, and sustainability-focused thinking to create an intuitive mobile experience that makes complex AI technology accessible to everyday users.


You will be responsible for designing a mobile-first experience that enables consumers and industry to instantly scan, identify, and determine optimal paths for their footwear (resale, repair, or recycling) while making sustainability engaging and rewarding. This is a unique opportunity to shape a product that will directly impact environmental sustainability, potentially diverting 30% of footwear waste from landfills.


Key Responsibilities Include
  • Design the complete mobile application experience for iOS and Android platforms
  • Ability to work with AI tools in the design process
  • Create intuitive user flows for core features
  • Develop dark mode and light mode interfaces optimized for battery efficiency
  • Design gamification elements to drive user engagement and retention
  • Create visual representations of complex data (pricing trends, environmental impact, material recovery value)
Design System & Component Library
  • Establish a comprehensive design system ensuring consistency across all touchpoints
  • Create reusable component libraries for rapid feature development
  • Define typography, color palettes, spacing systems, and interaction patterns
  • Document design principles and guidelines for engineering handoff
  • Ensure accessibility compliance (WCAG 2.1 AA standards)
User Research & Testing
  • Conduct user research with target demographics (Massachusetts consumers, retailers)
  • Design and facilitate usability testing sessions for MVP and beta releases
  • Analyze feedback from 1,000+ beta users and 25 retail partners
  • Create user personas and journey maps for different stakeholder groups
  • Iterate designs based on quantitative and qualitative feedback
Technical Implementation
  • Collaborate with engineering team to ensure feasible implementations
  • Create responsive designs optimized for mobile performance (<100ms response times)
  • Design camera viewfinder overlays and AR guidance for shoe scanning
  • Prototype micro-interactions and animations using tools like Framer or Principle
  • Work within technical constraints (mobile AI processing, edge computing limitations)
Sustainability & Impact Visualization
  • Design compelling visualizations for environmental impact metrics
  • Create engaging ways to display: CO2 emissions avoided, Materials recovered, Economic value unlocked Community impact scores
  • Develop reward/incentive interfaces that motivate sustainable behavior
  • Design educational content that makes circular economy concepts accessible
Cross-functional Collaboration
  • Partner with AI/ML engineers to understand model capabilities and limitations
  • Work with data scientists to visualize complex analytics (ValueLens™ predictions)
  • Collaborate with sustainability experts to accurately represent environmental data
  • Coordinate with brand partners (New Balance, Vibram) on co-branding opportunities
  • Support marketing team with app store assets and promotional materials

Required Qualifications
  • 4+ years of UX/UI design experience with focus on mobile applications and website
  • Strong portfolio demonstrating B2B or consumer-facing mobile app design
  • Proven experience with camera-based or AR/computer vision interfaces
  • Expertise in design tools (Figma)
  • Experience with prototyping tools (Framer, Principle, ProtoPie)
  • Understanding of mobile platform guidelines (iOS Human Interface Guidelines, Material Design)
  • Experience designing for technical/complex products made simple for consumers
Technical Understanding
  • Familiarity with mobile development constraints and best practices
  • Basic understanding of AI/ML capabilities and limitations
  • Experience working with engineering teams in agile environments
  • Knowledge of responsive design and performance optimization
  • Understanding of accessibility standards and inclusive design
Design Thinking
  • Strong problem-solving skills with user-centered approach
  • Ability to balance business goals, technical constraints, and user needs
  • Experience with data visualization and information architecture
  • Portfolio showing work that simplifies complex processes
  • Demonstrated ability to design for behavior change

Preferred Qualifications
  • Experience with sustainability, circular economy, or environmental tech products
  • Background in fashion, retail, or e-commerce platforms
  • Experience designing gamification systems or reward mechanisms
  • Knowledge of marketplace/two-sided platform design patterns
  • Familiarity with blockchain/NFT/digital twin concepts
  • Experience with design engineering (HTML/CSS/JavaScript implementation)
  • Previous work on products serving diverse demographics
  • Experience with products that reached 100,000+ users

Equal Opportunity Statement

EarthDNA is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.



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What does a JavaScript developer in web3 do?

A JavaScript developer in web3 would likely be responsible for developing applications and other software using the JavaScript programming language within the web3 ecosystem

Web3 refers to the third generation of web technology, which emphasizes the use of decentralized technologies such as blockchain and distributed ledger systems

This means that a JavaScript developer in web3 would need to be familiar with these technologies and how to use them in the development of applications and other software

They may also be responsible for maintaining and updating existing web3 applications, as well as working with other members of a development team to create new web3 applications.