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Full Stack UI Engineer

Droisys
Sunnyvale, CA Full Time
POSTED ON 6/7/2026
AVAILABLE BEFORE 7/5/2026

About Company,


Droisys is an innovation technology company focused on helping companies accelerate their digital initiatives from strategy and planning through execution. We leverage deep technical expertise, Agile methodologies, and data-driven intelligence to modernize systems of engagement and simplify human/tech interaction.


Amazing things happen when we work in environments where everyone feels a true sense of belonging and when candidates have the requisite skills and opportunities to succeed. At Droisys, we invest in our talent and support career growth, and we are always on the lookout for amazing talent who can contribute to our growth by delivering top results for our clients. Join us to challenge yourself and accomplish work that matters.


We’re hiring Full Stack UI Engineer in Sunnyvale, CA


Here’s the job details for your reference,


About the Role

We are seeking a talented and innovative Full Stack UI Engineer to help build next-generation security products that revolutionize network segmentation and strengthen the protection of data centers and cloud environments against modern cyber threats. In this role, you will work across the full technology stack, collaborating with product managers, designers, and engineering teams to deliver scalable, high-quality applications that create exceptional user experiences.


Key Responsibilities

Full-Stack Development

  • Develop responsive and robust web applications using modern JavaScript frameworks and web technologies.
  • Build and maintain APIs, web services, and developer tools with a focus on performance and scalability.


Architecture & Engineering Excellence

  • Contribute to the architecture and evolution of frontend and backend systems, including deployment, configuration, component libraries, build systems, and style guides.
  • Evaluate and integrate open-source technologies and tools where appropriate.


User Experience & Workflow Optimization

  • Collaborate closely with UI/UX teams to deliver intuitive, visually compelling user experiences.
  • Identify opportunities to improve workflow efficiency and consistency across applications.


Required Qualifications

Education

  • Bachelor’s degree in Computer Science, Engineering, or a related field.
  • Master’s degree preferred.

Experience

  • 4 years of experience developing UI for modern web applications and/or scalable UI frameworks.
  • Strong foundation in software engineering principles, architecture, and design patterns.
  • Proven analytical and problem-solving skills with the ability to optimize application performance.


Technical Skills

Frontend Development

  • Strong proficiency in JavaScript, CSS, and HTML, including:
  • ES6 JavaScript
  • HTML5 standards
  • Modern CSS methodologies
  • 4 years of experience with React.js.
  • Experience with Redux, Reselect, or similar state management libraries is a plus.


Backend & Services

  • 4 years of experience building web services and developer tools.
  • Experience with API design, production deployments, and performance optimization.
  • Familiarity with technologies such as:
  • gRPC
  • WebSockets
  • Database drivers



Droisys is an equal opportunity employer. We do not discriminate based on race, religion, color, national origin, gender, gender expression, sexual orientation, age, marital status, veteran status, disability status or any other characteristic protected by law. Droisys believes in diversity, inclusion, and belonging, and we are committed to fostering a diverse work environment

Salary.com Estimation for Full Stack UI Engineer in Sunnyvale, CA
$123,052 to $155,849
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