Senior Full-Stack Engineer (React/Java) – Hybrid

Gravity IT Resources; Mountain View (CA); Hybrid; USD 140,000 - 190,000; Full time

Job summary

Gravity IT Resources in Mountain View, CA is seeking a Senior Full Stack Software Engineer III to join a hybrid team delivering fintech-style applications for small businesses. You will work across the stack, moving between React/JavaScript on the frontend and Java/Spring Boot on the backend.

You will own features from requirements through deployment, write tests, participate in code reviews, and collaborate with product managers.

Qualifications

• 5+ years of professional software engineering experience.
• Demonstrated experience as a full-stack software engineer.
• Strong JavaScript experience.
• Professional experience with React is required, especially for frontend-leaning candidates.
• Strong backend development experience with Java and Spring Boot or equivalent technologies.
• Experience building and consuming REST APIs.
• Understanding of software engineering fundamentals, design, and architecture.
• Experience with automated testing and modern software development practices.
• Experience working through the full software development lifecycle.
• Ability to independently take an assigned feature or task and drive it to completion.
• Strong communication skills and ability to collaborate with cross-functional teams.

Responsibilities

• Design, develop, test, and maintain full-stack applications and services.
• Take ownership of engineering tasks and features from requirements through completion.
• Develop frontend experiences using JavaScript/TypeScript and React.
• Develop and enhance backend services using Java and Spring Boot.
• Work across the technology stack, not just frontend or backend.
• Translate requirements into designs and implementation plans.
• Design solutions for features within larger initiatives.
• Write clean, production-ready code and contribute to test coverage.
• Troubleshoot issues and implement solutions; participate in code reviews.

Skills

Full-stack software engineering

JavaScript

React

Java

Spring Boot

REST APIs

Automated testing

SDLC

Communication

Education

Bachelor's degree or related

Job description

Gravity IT Resources in Mountain View, CA is seeking a Senior Full Stack Software Engineer III to join a hybrid team delivering fintech-style applications for small businesses. You will work across the stack, moving between React/JavaScript on the frontend and Java/Spring Boot on the backend.

You will own features from requirements through deployment, write tests, participate in code reviews, and collaborate with product managers.