Java Full Stack Developer

Ethereum Technologies; New York (NY); On-site; USD 90,000 - 150,000; Full time

Job summary

Ethereum Technologies in New York is seeking a hands-on Java Full Stack Developer with strong frontend and backend development experience who can contribute immediately, work independently, and leverage AI-powered development tools to accelerate software delivery.

Design, develop, and maintain full‑stack applications using React.js, TypeScript, Java Spring Boot or Python, and NoSQL databases like MongoDB, while integrating APIs and building data-driven solutions with an eye for productivity.

Qualifications

• Hands-on experience with React.js and TypeScript.
• Strong backend development experience with Java Spring Boot and/or Python.
• Working knowledge of NoSQL databases, preferably MongoDB.
• Practical experience using AI-powered development tools to accelerate coding and delivery.
• Hands-on experience with Cursor and/or VS Code.
• Good understanding of REST APIs, data handling, and reporting.
• Ability to work independently and contribute immediately with minimal supervision.

Responsibilities

• Design, develop, and maintain full-stack applications using React.js and TypeScript.
• Build backend services and REST APIs using Java Spring Boot and/or Python.
• Work with NoSQL databases such as MongoDB.
• Integrate APIs and develop data-driven applications, reporting solutions, and backend workflows.
• Leverage AI-powered development tools, skills, and connectors to improve development productivity and delivery speed.
• Collaborate with stakeholders and team members to deliver solutions with minimal ramp-up time.

Skills

React.js

TypeScript

Java Spring Boot

Python

MongoDB

REST APIs

VS Code

AI-powered tools

Tools

VS Code

Job description

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

We are looking for a hands-on Java Full Stack Developer with strong frontend and backend development experience. The ideal candidate should be able to contribute immediately, work independently, and leverage AI-powered development tools to accelerate software delivery.

Key Responsibilities

• Design, develop, and maintain full-stack applications using React.js and TypeScript.
• Build backend services and REST APIs using Java Spring Boot and/or Python.
• Work with NoSQL databases such as MongoDB.
• Integrate APIs and develop data-driven applications, reporting solutions, and backend workflows.
• Leverage AI-powered development tools, skills, and connectors to improve development productivity and delivery speed.
• Collaborate with stakeholders and team members to deliver solutions with minimal ramp-up time.

Required Skills

• Hands-on experience with React.js and TypeScript.
• Strong backend development experience with Java Spring Boot and/or Python.
• Working knowledge of NoSQL databases, preferably MongoDB.
• Practical experience using AI-powered development tools to accelerate coding and delivery.
• Hands-on experience with Cursor and/or VS Code.
• Good understanding of REST APIs, data handling, and reporting.
• Ability to work independently and contribute immediately with minimal supervision.

Preferred Profile

• Full Stack Developer with strong frontend and backend capabilities.
• Comfortable working in fast-paced development environments.
• Ability to leverage AI tools effectively for development, debugging, and productivity.

Important:

This is a hands-on development role requiring immediate contribution. Candidates should have practical experience with the required technologies and minimal ramp-up requirements.

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.