Java Full Stack DeveloperDonato Technologies, Inc • Sunnyvale, CA, United States

Java Full Stack Developer

Donato Technologies, Inc • Sunnyvale, CA, United States

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Role Java Full Stack Developer

Location : Austin / Sunnyvale

Skill Area

Focus for Evaluation

Back-End & API Development

Java, Spring Boot, NodeJS / NestJS, REST APIs, Microservices.

Front-End Development

Angular / React, HTML, CSS, JS / TS, responsive UI.

Database & Data Handling

SQL / NoSQL, queries, schema design, optimization.

DevOps, CI / CD & Automation

Git / GitHub / GitLab, pipelines, deployment, automation.

Coding, Problem-Solving & Collaboration

Debugging, performance tuning

Job Description :

We are looking for a skilled Java Full Stack Developer who is proficient in building scalable, high-performing, and secure web applications. The ideal candidate should be comfortable working across the back end (Java, Spring Boot, NodeJS / NestJS / Typescript) and front-end (Angular / React), with hands-on experience in databases, DevOps practices, and debugging complex issues.

Key Responsibilities :

Design, develop, and maintain end-to-end web applications using Java, Spring Boot, and NodeJS / NestJS / Typescript.
Build and consume RESTful APIs / Microservices.
Implement responsive UI designs using Angular / React and ensure seamless user experiences across devices.
Work with relational (e.g., MySQL, PostgreSQL) and NoSQL (e.g., MongoDB) databases.
Debug, optimize, and automate routine tasks to improve application performance and developer efficiency.
Write clean, maintainable, and testable code following coding best practices.
Collaborate with cross-functional teams (QA, DevOps, Product) to deliver features on time.
Participate in code reviews, debugging, performance tuning, and troubleshooting.
Contribute to CI / CD pipelines and deployment automation.
Stay updated with emerging technologies and recommend improvements.

Required Skills

Strong programming skills in Java 8+, Spring Boot, NodeJS / NestJS / Typescript, and REST API development.

Proficiency in front-end technologies : HTML5, CSS3, JavaScript, and frameworks (Angular / React).

Good knowledge of SQL and database design

Experience with version control systems (Git / GitHub / GitLab).

Familiarity with CI / CD tools.

Excellent problem-solving skills with the ability to debug, optimize, and automate.

Strong communication and teamwork skills, with the ability to work independently and manage tasks effectively.

Knowledge of Agile / Scrum methodologies.

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Java Developer • Sunnyvale, CA, United States