Lead Full Stack Developer

Ethereum Technologies; New Jersey; On-site; USD 120,000 - 180,000; Full time

Job summary

Ethereum Technologies is seeking an experienced Front-End Developer with deep Vue.js expertise to build scalable, responsive web applications.

You will design reusable components, integrate with backend APIs, and collaborate with UX/UI designers to translate wireframes into high-quality interfaces. The role emphasizes performance tuning, testing, and adherence to modern front-end practices.

Qualifications

• 10+ years of front-end development experience with modern JS frameworks.
• 3+ years working with Vue.js in production environments.
• Strong knowledge of SPA design, RESTful APIs, and data handling.
• Experience with unit/integration/e2e testing frameworks and CI/CD.

Responsibilities

• Translate business requirements into scalable front-end solutions.
• Build reusable UI components and front-end libraries.
• Develop responsive interfaces with Vue.js and modern tooling.
• Integrate front-end with backend APIs and services.
• Collaborate with UX/UI designers to implement wireframes.
• Improve performance and user experience across apps.
• Troubleshoot/debug issues across environments; participate in code reviews.
• Work with BA, QA, DevOps, and Backend teams; contribute to testing strategies.
• Document technical approaches and stay current with front-end trends.
• Participate in Agile ceremonies and backlog refinement.

Skills

Vue.js

SPA architecture

REST APIs

Unit tests

CI/CD

Git

Agile/Scrum

Front-end security

JavaScript/TypeScript

Problem solving

Tools

Vue Router

Vuex/Pinia

Jest

Vitest

Cypress

Playwright

GitHub/GitLab

Azure

AWS

SQL Server

Entity Framework

OpenID Connect

IIS

Web APIs

Job description

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

• Convert business requirements into scalable and maintainable technical solutions.
• Design, develop, and maintain highly responsive web applications using Vue.js.
• Build reusable UI components and front-end libraries for future use.
• Integrate front-end applications with backend APIs and web services.
• Collaborate with UX/UI designers to translate wireframes and mockups into high-quality user interfaces.
• Monitor and improve front-end performance and user experience.
• Troubleshoot, debug, and resolve application issues across environments.
• Participate in code reviews and ensure adherence to coding standards and best practices.
• Work closely with Business Analysts, QA Engineers, DevOps teams, and Backend Developers.
• Develop testing strategies and implementation plans, including technical documentation.
• Stay current with emerging front-end technologies, frameworks, and industry trends.
• Participate in Agile ceremonies, including sprint planning, standups, retrospectives, and backlog grooming.

Qualifications:

• 10+ years of front-end development experience, including at least 3+ years with Vue.js.
• Strong expertise in Vue.js 2.x/3.x, Vue Router, Vuex/Pinia, Composition API, and Single Page Applications (SPA).
• Experience consuming RESTful APIs and working with JSON data structures.
• Strong understanding of component-driven architecture and modern front-end development practices.
• Experience with responsive web design
• Understanding of front-end security principles, including authentication, authorization, CORS, XSS, and CSRF protection.
• Experience writing unit, integration, and end-to-end tests using frameworks such as Jest, Vitest, Cypress, or Playwright.
• Proficiency with Git, GitHub/GitLab, branching strategies, and CI/CD pipelines.
• Exposure to C#, .NET Core/.NET 8+, MVC, and Web APIs. Familiarity with Entity Framework.
• Experience working with SQL Server, Stored Procedures, Views, Functions, and database design concepts.
• Experience with Single Sign-On (SSO), OAuth2, OpenID Connect, or Azure AD authentication.
• Experience with IIS deployment and application hosting.
• Knowledge of cloud platforms such as Azure or AWS.
• Experience using Agile/Scrum methodologies.
• Excellent problem-solving, analytical, verbal, and written communication skills.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.